序号 专利名 申请号 申请日 公开(公告)号 公开(公告)日 发明人
141 Adhesive microstructure and method of forming same US10197763 2002-07-17 US06872439B2 2005-03-29 Ronald S. Fearing; Metin Sitti
A fabricated microstructure comprising at least one protrusion capable of providing an adhesive force at a surface of between about 60 and 2,000 nano-Newtons. A stalk supports the protrusion at an oblique angle relative to a supporting surface. The microstructure can adhere to different surfaces.
142 Use of a film with anchoring elements for a mechanic fixation US10018626 2000-06-09 US06855221B1 2005-02-15 Tilwin Lepsius; Wolfgang Klauck; Gaby Schilling
A method of nondestructive, reversible fixing of a coherent layer to a substrate, comprising the steps of anchoring a nonfibrous coherent layer to a film having either or both of projecting or embedded anchoring elements, wherein the anchoring elements provide mechanical anchorage of the coherent layer to the film, and fixing the coherent layer and film to the substrate. The coherent layer is anchored by applying a liquid or paste form material to the substrate that sets on the substrate to form the coherent layer, which is nonadhesive or only slightly adhesive to the film.
143 Magnetorheological nanocomposite elastomer for releasable attachment applications US10826200 2004-04-15 US20040194261A1 2004-10-07 Robert A. Ottaviani; John C. Ulicny; Mark A. Golden
A releasable fastener system comprises a loop portion and a hook portion. The loop portion includes a support and a loop material disposed on one side thereof whereas the hook portion includes a support and a plurality of closely spaced upstanding hook elements extending from one side thereof. When the hook portion and loop portion are pressed together they interlock to form a releasable engagement. The resulting joint created by the engagement is relatively resistant to shear and pull forces and weak in peel strength forces. The hook elements are formed of a magnetorheological elastomer that provides a change in shape orientation and/or flexural modulus of the hook elements. In this manner, the shape orientation and/or flexural modulus of the hook elements can be remotely changed to provide a reduction or magnification in the shear and/or pull-off forces in addition to providing variable damping capabilities to the fastener system.
144 Releasable fastener system and process US10305424 2002-11-26 US06742227B2 2004-06-01 John C. Ulicny; Mark A. Golden
A releasable fastener system comprises a loop portion and a hook portion. The loop portion includes a support and a loop material disposed on one side thereof whereas the hook portion includes a support and a plurality of closely spaced upstanding hook elements extending from one side thereof. When the hook portion and loop portion are pressed together they interlock to form a releasable engagement. The resulting joint created by the engagement is relatively resistant to shear and pull forces and weak in peel strength forces. The hook elements comprise a magnetic material that provides a change in shape orientation of the hook elements in response to an activation signal. In this manner, the shape orientation of the hook elements can be remotely changed to provide a reduction or magnification in the shear and/or pull-off forces.
145 Releasable fastener system US10358997 2003-02-05 US20040074068A1 2004-04-22 Alan Lampe Browne; Nancy L. Johnson
A releasable fastener system comprises a loop portion and a hook portion. The loop portion includes a support and a loop material disposed on one side thereof whereas the hook portion includes a support and a plurality of closely spaced upstanding hook elements extending from one side thereof. When the hook portion and loop portion are pressed together they interlock to form a releasable engagement. The resulting joint created by the engagement is relatively resistant to shear and pull forces and weak in peel strength forces. The hook elements are formed of a material or have configurations that provide a shape changing capability and/or change in flexural modulus property to the hook elements. In this manner, the shape and/or flexural modulus of the hook elements can be remotely changed to provide a reduction in the shear and/or pull forces.
146 Releasable fastener system US10305384 2002-11-26 US20040074065A1 2004-04-22 Yang-Tse Cheng; Wangyang Ni; John C. Ulicny
A releasable fastener system comprises a loop portion and a hook portion. The loop portion includes a support and a loop material disposed on one side thereof. The hook portion includes a support and a plurality of closely spaced upstanding hook elements extending from one side thereof, wherein the plurality of hook elements comprises a fiber and a shape memory alloy coating deposited onto the fiber, and wherein the fiber and the shape memory alloy coating comprises a non-axisymmetric coating or deposition of the shape memory alloy about a portion of the fiber. When the hook portion and loop portion are pressed together they interlock to form a releasable engagement. The resulting joint created by the engagement is relatively resistant to shear and pull forces and weak in peel strength forces. Introducing a thermal activation signal to the plurality of hook elements causes a change in shape orientation, flexural modulus property, or a combination thereof that is effectively reduces the shear and/or pull off forces in the releasable engagement. In this manner, disengagement of the releasable fastener system provides separation of the hook portion from the loop portion under controlled conditions.
147 Releasable fastener system US10305376 2002-11-26 US20040074063A1 2004-04-22 Mark A. Golden; John C. Ulicny
A releasable fastener system comprises two hook portions. The hook portions each include a support and a plurality of closely spaced upstanding hook elements extending from one side thereof. When the two hook portions are pressed together they interlock to form a releasable engagement. The resulting joint created by the engagement is relatively resistant to shear and pull forces and weak in peel strength forces. The head elements of the hook elements are formed of a material that provides a change in directional orientation of the head elements. In this manner, the directional orientation of the head elements of the hook elements can be remotely changed to provide a reduction or magnification in the shear and/or pull-off forces.
148 Fastening device and method for material having a mesh US10217315 2002-08-09 US06708379B1 2004-03-23 Eric P. Wilson
A fastening device comprising a pair of attachment pads, one pad having a surface from which stems project, a second pad formed with openings and receptacles, each opening and receptacle adapted to receive a stem, the pads becoming interlocked by the fit of the stems in the receptacles. A woven, knit or knotted material of open texture having holes, preferable evenly spaced holes such as those of a screen or net, is secured between the pads by passing the stems through the mesh and into the receptacles. The pads and mesh material, so arranged, are secured to a structure by a bracket or clamp that is fixed to the attachment pads and mesh material.
149 Fiber surface fastener and method for finishing same US10208301 2002-07-30 US06681457B2 2004-01-27 Mitsuhisa Okawa; Masashi Doi; Norinaka Hirokawa
A finishing method for obtaining a fiber surface fastener, said method being capable of, with simple processes, firmly fixing entangling portions between a foundation cloth composed of knitted/woven structure or nonwoven fabric and base portions of engaging elements, further, the finishing method being capable of preventing coating agent from adhering to or solidifying on the protruding surfaces of the engaging elements, said surface fastener having excellent softness. While a fiber surface fastener in which a plurality of engaging elements are formed on a foundation cloth thereof is conveyed continuously, powdery hot-melt adhesive is applied to its engaging element formation face from a separate position, the surface fastener is heated at a temperature higher than a melting point of said adhesive for a required time so that the adhesive applied is melted between the base portions of the engaging elements and the foundation cloth, and then said surface fastener is cooled.
150 Electrically releasable hook and loop fastener US10120910 2002-04-11 US06598274B1 2003-07-29 George Marmaropoulos
An electrically releasable form of hook and loop fastener allows one half of the fastener to release from the other half without applying direct physical force to either half. The hook elements of the fastener are formed of a shape-memory alloy material such as commercially available Ninitol. Release of the hook half of the fastener from the loop half is accomplished by passing an electrical current through the shape-memory alloy material to straighten the hooks so that they release their engagement with the loops. The flow of electricity through the hook half energizes the Ninitol material to change its shape, either expanding or contracting in length; the change in shape is made to act against another length of material that remains fixed in length or changes shape in an opposite direction so as to cause the hook shape to straighten toward a rod shape. Upon termination of the flow of electrical energy, the hooks return to their hook shape, ready for re-engagement with the loops upon conventional mating of the two halves of the fastener. Release and re-engagement can be repeated, substantially indefinitely.
151 Bi-stable fastening US09853136 2001-05-10 US06544245B2 2003-04-08 Alexander J. Neeb; Richard J. Schmidt; Brian J. Vanbenschoten; William L. Huber; Wallace L. Kurtz, Jr.; Ernesto S. Tachauer
A bi-stable hook component of a touch fastener can bend into, and remain in, a stable concave position. Another stable position enables initial engagement with a mating component (e.g., a loop component). The concave position applies engagement-enhancing tension to the engaged loops, and in some cases forces end portions of the hooks into close proximity with one another to secure the fastening and to produce a curved touch fastener that, as engaged, can better conform to an underlying curved surface, such as the contour of a wearer's body. Absorbent articles having such a bi-stable fastening system are also disclosed.
152 High strength, flexible, light weight hook and loop bundling straps US09794378 2001-02-27 US06484371B1 2002-11-26 Walter R. Romanko; Hang N. Tran; Ronald W. Ausen; Curtis L. Larson; William C. Unruh; Michael W. Mills; Kirit C. Mody
A mechanical fastener is provided which is lightweight, thin, flexible, and strong, and whose holding power is as great as, or greater than, the holding power of conventional hook and loop type fasteners.
153 Laminated hook fastener US09162949 1998-09-29 US06248419B1 2001-06-19 William J. Kennedy; George A. Provest; Gerald F. Rocha
An extruded hook fastener strip is created on a roll having hook forming cavities in its surface by extruding plastic material into the interface between the forming roll and a second strip carried by a backing roll. The second strip is firmly bonded to the fastener strip on that side opposite the formed hooks.
154 Fastener arrangement with dual purpose cover sheet US893475 1997-07-11 US5902427A 1999-05-11 Bradley D. Zinke; Timothy N. Narum; Marvin D. Lindseth; Carey J. Eckhardt
A fastener arrangement includes a first fastener member having a base sheet and a plurality of engaging members projecting from the base sheet. The fastener arrangement includes a layer of pressure sensitive adhesive on a surface of a base sheet opposite of the engaging members, and a dual purpose cover sheet. The dual purpose cover sheet protects the adhesive layer of the first fastener member, and the engaging members of a second, underlying fastener member. The dual purpose cover is releasably attached to the second fastener member by fusing or by using an adhesive having a first non-tacky consistency and a second tacky consistency.
155 Fastener member with a dual purpose cover sheet US207596 1994-03-08 US5691026A 1997-11-25 Bradley D. Zinke; Timothy N. Narum
A fastener arrangement includes a first fastener member having a base sheet and a plurality of engaging members projecting from the base sheet. The fastener arrangement includes a layer of pressure sensitive adhesive on a surface of a base sheet opposite of the engaging members, and a dual purpose cover sheet. The dual purpose cover sheet protects the adhesive layer of the first fastener member, and the engaging members of a second, underlying fastener member. The dual purpose cover is releasably attached to the second fastener member by fusing or by using an adhesive having a first non-tacky consistency and a second tacky consistency.
156 Abrading apparatus US181195 1994-01-13 US5607345A 1997-03-04 John L. Barry; Donald R. Bell; Jason A. Chesley; Harold E. Rude; William F. Sheffield; David F. Slama; Alan N. Stephens
A back-up pad is provided for supporting an abrasive article during abrading. The back-up pad includes a support portion, such as a polymeric backing, and an engaging portion, such as a loop material, for engaging hooking stems projecting from the abrasive article.
157 Closure assembly with slidable closure member US3696472D 1971-04-15 US3696472A 1972-10-10 PERINA JOSEPH; HLAVATY ALBERT E
A closure assembly for releasably joining and separating sheet members which are provided with hook type hooking elements and loop type hooking elements is described. The assembly includes two flexible panels, each panel having a semi-rigid angle strip secured thereto and each angle strip having a tape member with projecting hooking elements secured to one of its legs. A slidable closure member slides along the legs of the angle strips for joining and separating the tape members.
158 Quick release hook tape US3469289D 1969-02-06 US3469289A 1969-09-30 WHITACRE HORACE E
159 Fluid-tight closure assembly US3464094D 1967-07-12 US3464094A 1969-09-02 MATES JACK K
160 Method for producing yielding strips provided with elongated hooks or loops US57136466 1966-05-31 US3363038A 1968-01-09 BILLARANT JEAN
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