Inventory control system for walk-in display coolers and the like

申请号 US09814207 申请日 2001-03-21 公开(公告)号 US06474484B1 公开(公告)日 2002-11-05
申请人 Donald J. Miller, Jr.; 发明人 Donald J. Miller, Jr.;
摘要 A product inventory control system is provided that utilizes both fixed and movable racks. The present system may be utilized in a walk-in display cooler or other product storage application to help with inventory management and to provide easy access to stored product. The racks of the present system include shelf support members that are selectively positionable at a plurality of different orientations so as to achieve different product support surface orientations relative to a horizontal The shelf support members are adapted for storing a plurality of different types of products and product containers. Movable racks are positioned in front of fixed racks whereby movement of a movable rack provides access to a rack positioned therebehind.
权利要求

What is claimed is:1. A product storage system comprising:a rack with at least one shelf for storing product;a pair of tracks secured to a support surface, said tracks each including a channel member having a pair of spaced apart top and bottom flanges and a connecting intermediate web extending therebetween defining a side opening guide channel in each track, the top and bottom flanges of each track including free spaced apart elongate edges defining said respective side opening guide channels, the side opening guide channels of said pair of tracks facing one another;a plurality of wheels rotatably mounted to said rack adjacent a lower portion thereof for receipt in a respective side opening guide channel, each of said wheels rotating about a generally horizontal axis;said wheels and tracks permitting restrained movement of the rack in two directions; andat least one lateral guide engagable with each track, each lateral guide including a side roller rotatably mounted to said rack about a generally vertical axis, said side roller being engagable with said intermediate web to help guide movement of the rack along said tracks.2. The product storage system as set forth in claim 1 wherein said rack includes a base frame portion, said plurality of wheels being rotatably mounted to said base frame portion, and at least a pair of plate members associated with said base frame portion, one of said plate members being selectively engagable with a portion of one of said tracks and the other of said plate members being selectively engagable with a portion of the other of said tracks to prevent the rack from tipping over in a front to rear direction.3. An adjustable rack for the storage of products comprising:a pair of spaced apart upright support structures, each of said upright support structures having a plurality of sets of first attachment elements spaced along the length thereof, andat least two shelf support members, each shelf support member having a mounting bracket associated with each opposite end thereof, said mounting brackets each including a plurality of second attachment elements selectively cooperating with a selected set of first attachment elements, each mounting bracket including at least three second attachment elements positioned to form a generally V-shaped pattern with the angle between the legs of the V being in the range from between about 30° to about 60°, said second attachment elements being positioned relative to one another to permit mounting of a shelf support member selectively at one of a plurality of different orientations relative to said upright support structures, at least two of said shelf support members being mounted to said upright support structures to form a product support surface for the storage of products.4. The adjustable rack as set forth in claim 3 wherein said first attachment elements include first apertures and said second attachment elements include second apertures, selected second apertures being selectively alignable with selected first apertures for mounting said shelf support members to said pair of upright support structures at a particular orientation.5. The adjustable rack as set forth in claim 3 wherein said second attachment elements include a plurality of projecting studs and said first attachment elements include a plurality of corresponding key slots adaptable to receive said projecting studs, said key slots being selectively alignable with certain selected studs for mounting said shelf support members to said pair of upright support structures.6. The adjustable rack as set forth in claim 3 wherein one of said second attachment elements associated with each of said brackets is located at the apex of said generally V-shaped pattern and is selectively aligned with one of said first attachment elements in a selected set of first attachment elements for at least two mounting positions of said shelf support structures.7. The adjustable rack as set forth in claim 3 wherein said upright support structures each include a front member and a rear member, at least one shelf support member being mounted to and extending between-said pair of front members and at least one shelf support member being mounted to and extending between said pair of rear members, said shelf support members each including a support flange extending between said brackets, said support flanges each having at least one support surface associated therewith, at least one support surface of a rear positioned shelf support member and at least one support surface of a front positioned shelf support member forming a product support surface for the storage of products.8. The adjustable rack as set forth in claim 7 wherein a front positioned shelf support member is positioned at a level below the level of a correspondingly positioned rear shelf support member so as to form an inclined plane.9. The adjustable rack as set forth in claim 8 wherein the front shelf support member is positioned such that at least one support surface of the support flange extending between said brackets forms a generally upwardly directed lip portion for retaining a product holding container positioned thereon.10. The adjustable rack as set forth in claim 7 wherein a front positioned shelf support member is positioned at a level approximately equal to the level of a correspondingly positioned rear shelf support member so as to form a substantially horizontal plane.11. The adjustable rack as set forth in claim 7 wherein at least one support surface of the support flange associated with a front positioned shelf support member forms a generally upwardly directed lip portion and at least one support surface of the support flange associated with a correspondingly positioned rear shelf support member forms a generally downwardly directed lip portion.12. The adjustable rack as set forth in claim 7 wherein at least one support surface of the support flange associated with a front positioned shelf support member forms a generally horizontal support surface and at least one support surface of the support flange associated with a correspondingly positioned rear shelf support member forms a generally horizontal support surface.13. The adjustable rack as set forth in claim 7 wherein at least one support surface of the support flange associated with a front positioned shelf support member forms a generally downwardly directed lip portion and at least one support surface of the support flange associated with a correspondingly positioned rear shelf support member forms a generally downwardly directed lip portion.14. A product storage rack comprising:a base frame member having a plurality of wheels rotatably mounted thereto;a pair of spaced apart upright support structures extending upwardly from said base frame member, each of said upright support structures having a plurality of sets of first apertures spaced along the length thereof;at least two shelf support members, each shelf support member having a mounting bracket associated with each opposite end thereof, said mounting brackets each including a plurality of second apertures selectively cooperating with a selected set of said first apertures associated with said upright support structures, said second apertures being selectively positioned relative to said selected set of first apertures to permit mounting of a shelf support member selectively at one of a plurality of different orientations relative to said upright support structures, at least two of said shelf support members being mountable to said upright support structures to form a product support surface;a pair of tracks secured to a support surface, said tracks each having an open side portion defining a guide channel for receiving any one of said plurality of wheels, said pair of tracks being positioned and arranged such that the respective open side portions defining said guide channels face each other, said plurality of wheels and tracks permitting movement of said pair of upright support structures in two directions when said wheels are engaged with the guide channels of said tracks.15. The product storage rack as set forth in claim 14 wherein said base frame member includes at least a pair of lateral guide members, one of said lateral guide members being engagable with each of said tracks.16. The product storage rack as set forth in claim 15 wherein each lateral guide member includes a side roller rotatable about a generally vertical axis, said side roller being engagable with a respective track to glide movement of said base frame member and said upright support structures along said tracks.17. The product storage rack as set forth in claim 14 including at least a pair of plate members associated with said base frame member, one of said plate members being selectively engagable with one of said tracks while the other of said plate members being selectively engagable with the other of said tracks.18. The product storage rack as set forth in claim 14 wherein said at least two shelf support members can be selectively mounted to said upright support structures so as to form either a substantially horizontal product support surface or an inclined product support surface.19. A product inventory control system comprising:at least two product holding racks positioned in spaced apart relationship relative to each other;at least one of said product holding racks including a base frame member, a pair of spaced apart upright support structures extending upward from said base frame member, a plurality of wheels rotatably mounted to said base frame member, and at least two shelf support members;each of said upright support structures including a plurality of sets of first attachment elements spaced along the length thereof, each of said shelf support members including a pair of mounting brackets and a support flange extending therebetween, each of said mounting brackets having a plurality of second attachment elements associated therewith, said second attachment elements being positioned so as to be selectively engagable with a selected set of said first attachment elements to permit mounting of said shelf support member selectively at a plurality of different orientations relative to said upright support structures, said at least two of said shelf support members being mountable to said upright support structures to form a product support surface for the storage of products thereon;a pair of tracks secured in spaced apart relationship to a support surface, each of said tracks including an open guide channel for receiving any one of said plurality of wheels mounted to said base frame member, said tracks permitting restrained movement of said at least one product holding rack in two directions when said plurality of wheels are engaged with the respective guide channels associated with said tracks;said at least one product holding rack being movable relative to the other of said product holding racks so as to provide access thereto.20. The product inventory control system as set forth in claim 19 wherein the open guide channels of said pair of tracks face each other.21. The product inventory control system as set forth in claim 19 including at least one lateral guide member engagable with each track to help guide movement of said at least one product holding rack along said tracks.22. The product inventory control system as set forth in claim 21 wherein each lateral guide member includes a side roller rotatably mounted to said base frame member, said side roller being rotatable about a generally vertical axis.23. The product inventory control system as set forth in claim 19 including at least a pair of plate members associated with said base frame member, one of said plate members being selectively engagable with at least a portion of one of said tracks and the other of said plate members being selectively engagable with at least a portion of the other of said tracks to prevent said at least one product holding rack from tipping over in a front or rear direction.24. The product inventory control system as set forth in claim 19 wherein said first attachment elements include first apertures and said second attachment elements include second apertures, selected second apertures being selectively alignable with selected first apertures for mounting said shelf support members to said pair of upright support structures at a particular orientation.25. The product inventory control system as set forth in claim 19 wherein said mounting brackets each include at least three second attachment elements positioned to form a generally Vpattern with the angle between the legs of the V-shaped pattern being in the range from between about 30° to about 60°.26. The product inventory control system as set forth in claim 19 wherein said second attachment elements include a plurality of projecting studs and said first attachment elements include a plurality of corresponding key slots adaptable to receive said projecting studs, said key slots being selectively alignable with certain selected studs for mounting said shelf support members to said pair of upright support structures.27. The product inventory control system as set forth in claim 25 wherein one of said second attachment elements associated with each of said mounting brackets is located at the apex of said generally Vpattern and is selectively aligned with one of said first attachment elements in a selected set of first attachment elements for at least two mounting positions of said shelf support structures.28. The product inventory control system as set forth in claim 27 wherein said upright support structures each include a front member and a rear member, at least one shelf support member being mounted to and extending between said pair of front members and at least one shelf support member being mounted to and extending between said pair of rear members, said shelf support members each including a support flange extending between said mounting brackets, said support flanges each having at least one support surface associated therewith, at least one support surface of a rear positioned shelf support member and at least one support surface of a front positioned shelf support member forming a product support surface for the storage of products.29. The product inventory control system as set forth in claim 28 wherein a front positioned shelf support member is positioned at a level below the level of a correspondingly positioned rear shelf support member so as to form an inclined plane.30. The product inventory control system as set forth in claim 28 wherein the front shelf support member is positioned such that at least one support surface of the support flange extending between said mounting brackets forms a generally upwardly directed lip portion for retaining a product holding container positioned thereon.31. The product inventory control system as set forth in claim 28 wherein a front positioned shelf support member is positioned at a level approximately equal to the level of a correspondingly positioned rear shelf support member so as to form a substantially horizontal plane.32. The product inventory control system as set forth in claim 28 wherein at least one support surface of the support flange associated with a front positioned shelf support member forms a generally upwardly directed lip portion and at least one support surface of the support flange associated with a correspondingly positioned rear shelf support member forms a generally downwardly directed lip portion.33. The product inventory control system as set forth in claim 28 wherein at least one support surface of the support flange associated with a front positioned shelf support member forms a generally horizontal support surface and at least one support surface of the support flange associated with a correspondingly positioned rear shelf support member forms a generally horizontal support surface.34. The product inventory control system as set forth in claim 28 wherein at least one support surface of the support flange associated with a front positioned shelf support member forms a generally downwardly directed lip portion and at least one support surface of the support flange associated with a correspondingly positioned rear shelf support member forms a generally downwardly directed lip portion.35. The product inventory control system as set forth in claim 19 wherein said inventory control system is utilized within a walk-in display cooler.36. The product inventory control system as set forth in claim 19 wherein the other of said at least two product holding racks is fixedly secured to a support surface.37. The product inventory control system as set forth in claim 19 including at least one module associated with each product holding rack, said module having indicia thereon indicative of a use-by date by which product stored in the rack should be sold.38. The product inventory control system as set forth in claim 21 wherein each lateral guide is adjustably positionable relative to a respective track.

说明书全文

DETAILED DESCRIPTION

Background of the Invention

Walk-in product merchandising display coolers are commonly used in retail outlets such as convenience stores and grocery stores to display a wide variety of different types of products to the consumer. A walk-in cooler typically includes one or more consumer access doors that open into the store area to allow a consumer access to products from display racks and associated shelving positioned adjacent the access doors. Such walk-in display coolers also typically include a storage area located behind the display racks which permits both the storage of product to be ultimately placed on the display racks and provides room for employees to fill the display racks from the rear with products stored within the storage area of the cooler.

Products stored in such coolers include bottled and canned beverages which are heavy, cumbersome and have use-by dates which need to be honored in order to provide fresh product to the consumer. Typically, product is stored in the cooler storage area by stacking multiple layers of containerized product on the floor or on fixed position racks or pallets. Storage racks provided in such coolers are fixed both with respect to the floor surface and with respect to the individual shelves associated with the racks. In other words, the racks themselves are non-moveable and the individual shelves associated therewith are typically fixed at one orientation and are not capable of being adjustably positionable into more than one orientation such as a horizontal orientation and a gravity feed orientation. This presents at least two problems. Such storage systems can result in a firstmode of operation which means consumers could be sold outproduct or fresher product first while older product remains buried at the bottom of the stack. Also, the depth (front-to-rear) of the stacks of product is limited because access to rear positioned stacks is inhibited by front positioned stacks whether the stacks are positioned on the floor or on fixed racks or pallets.

Complicating the problem of product storage in walk-in type coolers or other storage space holding areas is the fact that walk-in display coolers tend to have limited storage space therein. Also, this limited space makes it difficult for employees to work and maneuver within the cooler thereby adversely affecting worker efficiency.

Moveable storage rack systems are known in the art. Such systems have one or more racks or shelving systems moveably mounted generally on guides (tracks) and such racks or shelving systems can be moved from side to side to provide access to racks or shelving systems located behind the moving rack(s). Such systems can include several racks positioned in spaced apart relationship from front to back with the back rack usually being fixed and non-moveable. Examples of such systems can be found in U.S. Pat. Nos. 5,205,627; 5,943,967; 5,265,739; 5,072,838; and 4,087,765. These patents disclose movable shelving units or racks that move on wheels along upwardly opening tracks such as upwardly opening grooves or on angle member tracks. If an object were to lie or become wedged in the upwardly opening groove, such object might derail the shelving unit during movement thereby causing damage to product and potentially injuring workers. Further, to protect against tipping over, many of the disclosed racks utilize a retention system positioned at the top of the shelves. The shelving system disclosed in U.S. Pat. No. 5,205,627 utilizes a bottom mounted anti-tip device and an upwardly opening groove for a track. None of the known shelving systems provide shelf members which are selectively positionable at a plurality of different angular orientations and none are adaptable for use as a product inventory control system as hereinafter described.

Thus, there is a need for an improved walk-in display cooler system which includes an inventory control system that will permit a firstmode of operation for re-stocking product and that can utilize the limited space in the storage area of the cooler more efficiently.

Accordingly, the present invention is directed to overcoming one or more of the problems as set forth above.

SUMMARY OF THE INVENTION

The present invention relates to a walk-in display cooler or other product storage area having a movable inventory control rack system that will provide for a first method of handling inventory in the cooler or other product storage area. The present rack system can include a plurality of movable racks and a plurality of fixed racks whereby movement of one or more movable racks provides access to racks located behind a movable rack. The rack system includes floor mounted tracks which guide support wheels mounted adjacent the bottom of the movable rack. Each rack, whether movable or fixed, includes a plurality of upright support structures adaptable for holding and supporting a plurality of shelves or product holding trays therebetween, each shelf or tray being supported by a pair of horizontally disposed front and rear shelf support members which are selectively attachable to elongated posts associated with the upright support structure. The front and rear shelf support members and the upright support structures are provided with cooperating attachment elements for mounting the shelf support members between the upright structures in various orientations whereby a shelf or product holding tray or container can be positioned to hold and store products at different angles relative to the floor surface.

Other objects and features will be in part apparent and in part pointed out hereinafter.

BRIEF DESCRIPTION OF THE DRAWINGS

For a better understanding of the present invention, reference may be made to the accompanying drawings.

FIG. 1

is a perspective view of a walk-in display cooler having an entry door open to show a portion of the interior of the cooler.

FIG. 2

is a fragmentary view of the cooler and rack system of

FIG. 1

enlarged to show additional detail.

FIG. 3

is an enlarged fragmentary plan view of a fixed rack and a movable rack constructed in accordance with the teachings of the present invention.

FIG. 4

is an enlarged fragmentary side view of a lower portion of the moveable rack of

FIG. 3

showing the present support wheels and guide rollers.

FIG. 5

is a fragmentary end view of one rack of the present system showing attachment of the front and rear shelf support members to the upright support structures with a product holding tray in position to form generally horizontal shelves.

FIG. 6

is an end view of two rows of racks of the present system showing attachment of the front and rear shelf support members to the upright support structures in position to form downwardly sloping shelves.

FIG. 7

is a perspective view of a shelf support member positioned in an orientation to provide either an inclined support surface with an upturned lip or a horizontal edge support surface.

FIG. 8

is a perspective view of a shelf support member positioned in an orientation to provide either an inclined support surface with a downturned lip or a horizontal edge support surface.

FIG. 9

is an enlarged fragmentary end view of racks showing the shelf support members in position to form a generally horizontal shelf with a front upturned lip.

FIG. 10

is an enlarged end view of a wheel and guide roller in a track of the present invention.

FIG. 11

is an enlarged perspective view of a track illustrating attachment of the stop members adjacent each opposite end of the track.

FIG. 12

is an enlarged end view of a shelf support member oriented similar to the shelf support member of FIG.

7

.

FIG. 13

is an enlarged fragmentary perspective view of an alternate way to attach a shelf support member to an upright support structure.

FIG. 14

is an enlarged fragmentary perspective view of the base frame of a rack operatively positioned within the tracks.

FIG. 15

is an enlarged perspective view of a basket shelf.

Corresponding reference characters indicate corresponding parts throughout the several views of the drawings.

DETAILED DESCRIPTION OF THE INVENTION

Although the present rack system will be described with respect to use in a typical walk-in display cooler environment, its use is not so limited and it is recognized and anticipated that the present system will be utilized in a wide variety of different applications as will be hereinafter evident.

A typical walk-in cooler, as best illustrated in

FIGS. 1 and 2

, includes side walls

12

,

13

,

14

and

15

, a floor

16

, and a roof

17

. The cooler

10

further includes a plurality of display racks

19

positioned at the front of the cooler adjacent to one or more customer access doors

20

associated with the front wall

13

. The display racks

19

are used to hold and display product such as food items and beverages. The display racks

19

are filled by a worker from the rear of the respective racks while working inside the cooler

10

. Typically, at least some of the shelves associated with the display racks

19

are inclined or sloped downwardly toward the doors

20

in a gravity feed orientation so that the products positioned and displayed thereon are self-feeding under the influence of gravity to the front of the display racks

19

for easy access through the cooler doors

20

. The cooler

10

is also provided with an access door

22

for ingress and egress of a worker into and out of the interior

23

of the cooler

10

for both storing product within the cooler and for stocking and re-stocking the display racks

19

. The above described cooler is of a type well-known in the art and can be found in a wide variety of retail outlets such as supermarkets, convenience stores, gas stations, grocery stores and the like.

A rack system designated generally

27

is provided in the interior

23

of the cooler

10

and preferably includes one or more fixed, non-moveable racks

28

and one or more movable racks

29

positioned in front of the fixed racks

28

. Although only two rows of racks

28

and

29

are illustrated, it is recognized and anticipated that any suitable number of racks can be provided. In a particularly preferred embodiment, only the back row of racks

28

is fixed in position and is generally positioned adjacent a cooler wall to save space. The movable racks

29

are constructed to provide for lateral movement (side-to-side) in either direction. When access is needed to one rack behind another rack, the rack in the front is moved to the side providing access to a rack therebehind.

For manufacturing convenience, the racks

28

and

29

are similar in construction and are comprised of a pair of spaced apart upright support structures

32

located at each opposite end of the respective racks

28

and

29

as illustrated in

FIGS. 2

,

5

,

6

and

9

, each upright structure

32

being generally vertical and parallel to one another. In the illustrated structure, each upright support structure

32

includes spaced front and back posts

33

and

34

respectively, or other equivalent upright elongated members, and one or more cross brace members

35

secured between a pair of front and back posts

33

and

34

to help rigidify the overall structure

32

. As shown in

FIGS. 5

,

6

and

9

, the top most brace member

35

is placed at an angle between front and rear posts

33

and

34

while the mid-brace member

35

can be positioned generally perpendicular to the post members

33

and

34

. In this regard, it is recognized that any number of cross brace members

35

can be utilized to rigidify the overall upright structure

32

and that the brace members can be positioned and oriented in any manner between the front and rear posts

33

and

34

so long as rigidity is achieved.

Each pair of upright support structures

32

is fixedly secured to a base frame member

37

as best illustrated in FIG.

14

. The base frame

37

includes front and rear brace members

39

and end brace members

40

that are secured together forming a generally rectangular base frame. In a preferred embodiment, the upright support structures

32

and base frame

37

are welded together to form an integral structure. It is also preferred that the upright post members

33

and

34

and brace members

39

and

40

be of rectangular or square tubing. Likewise, cross brace members

35

may be of similar tubing and welded to the respective posts

33

and

34

. Both the fixed racks

28

and the movable racks

29

are of substantially similar construction except that the movable racks have means associated therewith as will be hereinafter explained to allow for sideways movement of the racks

29

. It is recognized and anticipated that the base frame

37

can be attached or otherwise joined to the upright post members

33

and

34

in any known manner and it is recognized and anticipated that the individual members or components forming the structures

32

and

37

can be of any cross-file shape.

As best seen in

FIGS. 4 and 14

, a wheel

42

is rotatably mounted to each movable rack

29

adjacent each of the four corners thereof. The greater the separation of the wheels, generally, the greater the stability of the overall rack

29

both when stationary and during movement. Each of the wheels

42

is rotatably mounted on an axle

43

which is secured to the base frame

37

as, for example, with brackets

44

and fasteners

45

as best shown in

FIGS. 3

,

4

,

6

and

10

. As illustrated, the wheels

42

each rotate on a generally horizontal axle

43

in a generally vertical plane. Preferably, the wheels

42

on each end of the rack, comprising end pairs of wheels, are equally spaced front-to-rear while the wheels on each end of the rack, comprising front and rear pairs of wheels, are equally spaced end-to-end to facilitate their being guided by track members described below. The fixed racks

28

may be simply secured to the floor surface with anchors bolts

46

through the base frame

37

or via other suitable securing means to prevent their movement and tipping.

As best illustrated in

FIGS. 2

,

3

,

4

and

14

, floor tracks

48

are provided for receipt of the wheels

42

therein to provide guidance during sideways or lateral (end-to-end) movement of a rack

29

and to help prevent tipping of a rack. In a preferred embodiment, a track

48

captures either the front wheels or rear wheels

42

of a particular rack

29

preferably on three sides of the wheels, namely, the top, bottom, and one side thereof thereby preventing the wheels

42

from leaving their respective track

48

. In the illustrated structure, a track

48

is comprised of a substantially U-shaped channel member having a base flange

52

, an intermediate web

53

, and a top flange

54

. The track portions

52

,

53

and

54

form closed side portions capturing the wheels

42

on three sides thereof. The track

48

may be made from formed sheet metal or other suitable material. The base flange

52

is adapted to rest on the floor and to be fixedly secured thereto as, for example, with bevel head screws

56

(

FIG. 10

) which extend through countersunk holes

57

in flange

52

, or by any other suitable anchoring means. As illustrated in

FIGS. 10

,

11

and

14

, the base flange

52

and top flange

54

have approximately the same width and apertures

58

would be provided through the top flange

54

to provide access for a fastening tool to extend therethrough to fasten the screws

56

to the floor. Alternately, the base flange

52

can have a width wider than the top flange

54

with the holes

57

located in an area outside of the overhang of the top flange

54

to help facilitate fastening of the screws or other fasteners

56

(

FIGS. 3 and 6

) to the floor. Each track

48

includes an open side

59

with the open sides of the front and rear tracks opening toward one another. The tracks

48

are secured to the floor and are generally parallel and have a spacing between inside surfaces

60

of the opposed webs

53

preferably larger than the outside spacing of the wheels

42

to provide clearance for the axles

43

and the fasteners securing the wheels thereto.

Guide means are also provided to assist in guiding the movement of a particular rack

29

within the tracks

48

to restrain cocking or tilting of a rack within a pair of tracks

48

, that is, front-to-rear and/or rear-to-front movement of a rack within the tracks. As shown in

FIGS. 4

,

10

and

14

, a plurality of guide rollers

61

are mounted on the base frame

37

projecting to the front or rear thereof for engagement with an inside surface

60

of a respective web

53

. As shown, there is a guide roller

61

adjacent each of the wheels

42

. The guide rollers

61

are mounted about a generally vertically oriented axle

62

for rotation in a generally horizontal plane. Each of the guide rollers

61

and respective axles

62

are mounted on a positionally adjustable bracket

63

that allows the front-to-rear position of a guide roller

61

to be adjusted to ensure proper spacing of the guide rollers for engagement with the respective webs

53

. The front-to-rear spacing is also adequate to prevent contact of the axles

43

and wheels

42

with the inside surface

60

of the webs

53

.

When a particular rack

29

is engaged with a pair of tracks

48

, the wheels

42

are positioned between the flanges

52

and

54

and are therefore restrained against vertical movement thus helping to prevent the tipping of a particular rack

29

. In one embodiment, supplemental anti-tip devices may be provided. Anti-tip devices may be required when the rack height to depth ratio exceeds 3:1 in some earthquake prone areas and 4:1 in other areas. As best seen in

FIGS. 4

,

10

and

14

, a plate

65

is secured to the base frame

37

adjacent each of the four corners thereof. The plates

65

have an upper surface that is positioned just below the downward facing surface

64

of the top flange

54

. In the event a rack starts to tip, the plates

65

will engage the top flange surface

64

and prevent tipping of the rack. The plates

65

may also prevent objects or debris from falling into the tracks

48

.

Stop members

67

are secured to the tracks

48

adjacent each of the open ends thereof as best shown in

FIGS. 3 and 11

. Preferably the stop members

67

are removably secured to the opposite ends of each track

48

to allow for maintenance of unit and to simplify placement of a particular rack

29

within the tracks after the tracks

48

are secured to the floor. In this regard, it is recognized that any number of movable racks

29

may be positioned within a pair of tracks

48

depending upon the length of the tracks

48

. As illustrated in

FIGS. 3 and 11

, the stop members

67

are L-shaped brackets secured to a respective web

53

with suitable fasteners such as the fasteners

69

.

The fixed racks

28

are positioned in a cooler or other product storage area to the rear of the movable racks

29

as best shown in

FIGS. 1 and 2

. Sideways or lateral movement of a movable rack

29

allows access to a rack located therebehind, whether that rack be another movable rack

29

or a fixed rack

28

. In practice, there may be a plurality of rows of movable racks each providing access to any rack, fixed or movable, therebehind. For example, if there are three rows of storage racks, the front two rows would be movable racks. Movement of a rack in the front row provides access to a movable rack in the middle row and if access is needed to a rear rack, racks in both the front and middle rows may be moved. Thus, floor space in a walk-in display cooler or other product storage area can be effectively utilized for storage of products which can be stored in a manner to allow a first inventory control method.

The racks

28

and

29

of the present invention are provided with shelving units of various types that can be positioned at various positions and angles relative to the horizontal to enhance the flexibility and use of the present rack system.

FIGS. 2

,

5

,

6

and

9

illustrate the use of one embodiment of a product holding tray or container

72

used in conjunction with a plurality of front and rear shelf support members

73

to achieve different angular orientations. The trays or containers

72

provide support for the product such as soft drink or other beverage products and are fully supported by the front and rear shelf support members

73

. As illustrated, the front and rear shelf support members

73

(

FIGS. 7 and 8

) are separately attached to the corresponding upright posts

33

and

34

in one of several orientations as will be hereinafter further explained so as to achieve either a substantially horizontal planar orientation for the tray or container

72

as illustrated in

FIG. 5

, or to achieve one of several inclined planar orientations as illustrated in

FIGS. 6 and 9

. Preferably, the front and rear shelf support members

73

are of similar construction and can be used interchangeably. In one embodiment, the shelf support member

73

includes a pair of end brackets

76

with a support member or flange

77

secured to and extending therebetween. Preferably the end brackets

76

are of like construction so that a shelf support member

73

may be used in a left-right or right-left orientation to increase the versatility of the overall rack system as described below. As best illustrated in

FIGS. 7 and 8

, the support member or flange

77

is preferably an angle member comprising two flange portions, one flange portion forming the first component

79

and the second flange portion forming the second component

80

. Either flange portion

79

or

80

may engage a container floor or the front or rear portion of a particular container

72

depending upon the orientation of the front and rear shelf support members

73

as best seen in

FIGS. 2

,

5

,

6

and

9

. For example, in the orientation illustrated in

FIG. 6

, the front shelf support member

73

is mounted between the opposed front posts

33

of a pair of upright support structures

32

so as to orient the flange portion

80

(

FIG. 7

) as a generally upturned lip which will engage the front portion of a product holding tray or container

72

to prevent the tray or container

72

from sliding forward out of the rack

28

or

29

. In this orientation, the flange portion

80

serves as a stop member while flange portion

79

engages the bottom surface of the tray or container

72

and serves as a support surface for holding the forward portion of the tray or container

72

positioned thereon. In contrast, the rear shelf support member

73

is mounted between the opposed rear posts

34

of a pair of upright support structures

32

in spaced apart relationship above the corresponding front shelf support member

73

so as to orient the flange portion

79

(

FIG. 8

) to engage the bottom surface of the container

72

while the other flange portion

80

is oriented in a generally downturned orientation to prevent interference with the tray or container

72

. This orientation is shown in

FIGS. 6 and 8

. In this particular arrangement of shelf support members

73

, the front and rear shelf support members are positioned such that when a container or tray

72

is positioned thereupon as illustrated in

FIG. 6

, the tray or container

72

is oriented at an angle say, for example, 45° from the horizontal allowing enhanced access to the contents of the container

72

. This orientation also provides for a gravity feed arrangement if the product stored in the container

72

are beverage type products wherein remaining product will slide downwardly and forward when a lead product is removed therefrom.

FIG. 5

shows another configuration wherein the front and rear shelf support members

73

are oriented relative to the upright posts

33

and

34

so as to form a generally horizontal support surface providing two flange portions

79

for engaging the bottom surface of a container

72

whereas the flange portions

80

are downturned to prevent interference with the container

72

. A horizontal support surface or plane can also be provided by orienting the front and rear shelf support members

73

relative to the upright posts

33

and

34

in positions similar to FIGS.

7

and/or

8

such that the bottom surface of the tray or container

72

will engage either the apex

81

(

FIG. 8

) of the support flange

77

formed by the intersection of the flange portions

79

and

80

, or the edge portions

82

and

84

of the support flange

77

(FIG.

7

). As a result, in combination, the front and rear shelf support members

73

may be oriented with two upturned flange portions

79

and

80

, two downturned flange portions

79

and

80

, one flange portion

79

or

80

on the front shelf support member

73

being upturned and one flange portion

79

or

80

on the rear shelf support member

73

being downturned, or one flange portion

79

or

80

on the rear shelf support member

73

being upturned while the front shelf support member

73

has a horizontal flange portion and a downturned flange portion.

FIG. 9

represents an orientation wherein the front shelf support member

73

has an upturned flange portion and the rear shelf support member

73

has a downturned flange portion. Such versatility provides for a variety of different tray or container orientations depending upon the positioning of the front and rear shelf support member

73

relative to each other and relative to the upright posts

33

and

34

, any one or more of which are easily adaptable to the particular product and container

72

being stored.

In order to provide the aforementioned orientations of the flange portions

79

and

80

, the end brackets

76

and the upright support structures

32

are provided with cooperating attachment elements to selectively secure the shelf support members

73

in their various orientations simply and easily. A preferred embodiment of attachment elements is illustrated in

FIGS. 6 and 7

. In this regard, the front and back posts

33

and

34

are each provided with a plurality of spaced apart apertures

83

along the length thereof. Any suitable spacing and number of apertures

83

may be provided depending upon the versatility desired for a particular rack and the number of shelf positions desired in a rack. As seen, the apertures

83

are positioned in a line along respective upright posts

33

and

34

and are formed in pairs, each pair of apertures

83

being spaced apart a distance corresponding to the spacing of apertures

85

associated with the end brackets

76

.

The brackets

76

are generally in the form of a plate having a plurality of apertures

85

therethrough. A support flange or element

77

is secured to and extends between inside faces of the bracket

76

. Preferably the brackets

76

and support flange

77

are metal and are welded together when heavy loads are contemplated. The apertures

85

extend through the bracket

76

each with a longitudinal axis generally parallel to the longitudinal axis of the support flange

77

. The length of a shelf support member

73

is generally the same as the spacing between the inside surfaces of the upright support structures

32

. The apertures

85

are arranged in a pattern to provide various orientations of mounting as described above. One particularly advantageous pattern of apertures

85

is best seen in

FIGS. 6-8

. This pattern utilizes three apertures

85

forming two sets of apertures with the apertures of each set having a spacing substantially equal to the spacing between the pairs of apertures

83

associated with each of the posts

33

and

34

. As illustrated in

FIGS. 7

,

8

and

12

, the aperture

85

A forms a pair with aperture

85

B and another pair with aperture

85

C, the aperture

85

A being at an apex of an angle A formed between the two pairs of apertures. Preferably the angle A between the three apertures is in the range of between about 30° through about 60° and preferably about 45°, however, other angles or multiple angles (using additional apertures) may be utilized depending upon the particular arrangement of shelf support members desired.

In one mounting position, as illustrated in

FIG. 9

, fasteners

87

, such as bolts and nuts, are placed through the apertures

85

A and

85

B, which positions the shelf support member

73

for use as a front shelf support member

73

with an upturned lip or flange portion

79

to hold and stop the trays or containers

72

from sliding out of the unit. By utilizing the apertures

85

A and

85

C, the flange portion

80

is substantially vertical and extends upwardly, while the flange portion

79

is generally horizontal extending forward or rearward. By reversing the ends or brackets

76

(left-to-right) associated with the shelf support member

73

, the flange portion

80

would now be downturned and generally vertical, while the flange portion

79

would remain generally horizontal. By reversing the ends (left-to-right), inverting the shelf support member

73

, and utilizing the apertures

85

A and

85

B, the shelf support member

73

may be used as a rear shelf support member

73

whereby the flange portion

79

would provide support for the product container. Such a configuration is seen in

FIGS. 5 and 9

. In the specific shelf support member

73

illustrated in

FIGS. 7

,

8

and

12

, the flange portion

80

is generally parallel to a line between the centers of the apertures

85

A,

85

C and the flange portion

79

is generally perpendicular thereto. The front and rear shelf support members

73

secure and hold the upright support structures

32

together.

Alternate attachment elements for the shelf support members

73

may be provided. For example, a T-headed stud

86

as illustrated in

FIG. 13

may be secured to either the bracket

76

or the posts

33

and

34

, and the other corresponding member (bracket

76

or posts

33

and

34

) may be provided with key slots

88

to eliminate the need for the use of separate fasteners such as the fasteners

87

. Such fastening devices are commonly used on bed frames and the like and are well known in the art. The positions of the studs

86

and the slots

88

can be similar to the positions of the apertures

83

and

85

.

FIGS. 2 and 11

illustrate a basket-type shelf arrangement designated generally

91

. The basket

91

is formed by a plurality of interconnected wires

93

forming a floor and four upstanding walls. A top frame member

92

is also provided securing the upper portions of the wires

93

around the periphery of the side walls. Attachment brackets

94

are secured to opposite ends of the basket

91

and have apertures

95

for the receipt of fasteners therethrough such as the fasteners

87

to secure the basket

91

to the posts

33

and

34

associated with the upright support structures

32

. Appropriately spaced and positioned apertures

95

would permit mounting the basket

91

either horizontally or at an angle, depending upon the position and location of the attachment brackets

94

and the apertures

95

. The basket

91

would be advantageous for the storage of small packaged items such as candy bars, ice cream, small food items and the like.

As best seen in

FIGS. 2 and 6

, a rack

28

or

29

could be provided with one or more modules

96

having indicia thereon indicative of a use-by date or other appropriate date by which the product stored in the rack at that particular location should be sold or distributed. Module

96

can include a mechanism for setting a date through the use of a plurality of numbered wheels or rollers, or alternatively, a surface could be provided on which a date could be written and subsequently erased, if desired. This use-by identification system will facilitate the first-in/first-out re-stocking mode of operation.

Although the present product storage and inventory control system has been described with respect to use in a walk-in cooler environment, it is recognized and anticipated that the present system could be utilized in any product storage application where products are stored and held for re-stocking purposes or for other use at a later date. The present system also has utility in other applications such as other storing applications and providing easy access to a wide variety of different goods such as tooling, industrial supplies, and the like.

In view of the foregoing, it will be seen that the several objects of the invention are achieved and other advantages are attained. Although the foregoing includes a description of the best mode contemplated for carrying out the present invention, various modifications are conceivable. As various modifications could be made in the constructions and methods herein described and illustrated without departing from the scope of the invention, it is intended that all matter contained in the foregoing description or shown in the accompanying drawings shall be interpreted as illustrative rather than limiting.

Other aspects, objects and advantages of the present application can be obtained from a study of the drawings, the disclosure and the appended claims.

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