| 序号 | 专利名 | 申请号 | 申请日 | 公开（公告）号 | 公开（公告）日 | 发明人 |
|---|---|---|---|---|---|---|
| 121 | Device for in-line perforation of continuous webs of material | US695701 | 1996-04-29 | US5685213A | 1997-11-11 | Gerhard Gorl; Gerd Raasch |
| Device for in-line perforation of a continuous web of material in a gap between a pair of cylinders, the web being printed on at least one side thereof, both of the cylinders being held in side walls of a perforating unit and being driven, one of the cylinders carrying elements for perforating the web of material, includes a draw roller for drawing the web of material into the perforating unit, and a separate drive motor associated with the perforating unit and connected with the draw roller and the perforating-cylinder pair for simultaneously driving the draw roller and the perforating-cylinder pair. | ||||||
| 122 | Counter-pressure means for effectuating perforations and/or punchings at offset sheet printing machines | US540662 | 1995-10-11 | US5623874A | 1997-04-29 | Daniel Ruprecht |
| A counter-pressure apparatus for offset sheet machines for effectuating perforations and/or punchings comprises a foil provided with strips at two opposing of its edges. This foil is arranged for being fastened within fixing structure of a rubber blanket cylinder or of a forme cylinder of a printing group or of a coating module of the printing machine. The use of the foil, made e.g. of chronium steel, instead of a prior art rubber blanket results in much better perforations or punching apertures. Further, the printing machine can maintain its usual printing speed. | ||||||
| 123 | Device for holding or receiving indexable perforating tools | US293677 | 1994-08-19 | US5596919A | 1997-01-28 | Hans-Jurgen Kusch; Bernd Ruf; Rudi Stellberger |
| Device for holding perforating tools opposite a sheet-carrying cylinder of a rotary printing press includes a bearing and indexing shaft, a carrier body axially displaceably supported by the shaft, the carrier body being formed with a bore extending therethrough axially parallel to the shaft, the carrier body being provided with a clamping device for clamping the carrier body relative to the shaft and with an actuating device for, respectively, effecting a mutual clamping of the shaft and the carrier body and for releasing a mutual clamping of the shaft and the carrier body, the actuating device including rotatably supported rings carried by the carrier body around the shaft, the rings including an eccentric ring provided with a perforating tool. | ||||||
| 124 | Fine adjustment system of finishing head in a printing, duplicating and like machine | US420925 | 1989-10-13 | US5050494A | 1991-09-24 | Eber L. Goodwin |
| A system for adjusting a finishing head relative to an impression cylinder in a printing, duplicating and like machine wherein copy sheets are fed through a printing couple and then to a finishing couple which includes the impression cylinder. The finishing head includes a finishing wheel for penetrating a copy sheet on the impression cylinder, and the head is mounted on a bar which is rotatably mounted between side frame plates of the machine. A preliminary adjusting mechanism is provided between the head and the bar for preliminarily adjusting the position of the finishing wheel relative to the bar. The bar is removably mounted between the side frame plates so that the preliminary adjustment can be made away from the machine. A very fine adjusting system is provided on the machine, operatively associated with the bar and including a dial on the outside of one of the side frame plates to provide fine adjustment of the finishing wheel while the machine is operating. A lateral adjusting mechanism is mounted on one of the side frame plates and is operatively associated with the bar for adjustably moving the bar longitudinally and thereby adjusting the finishing wheel axially of the impression cylinder. | ||||||
| 125 | Perforating strip for printing presses | US866895 | 1986-05-27 | US4962686A | 1990-10-16 | Harry Boyd; David Boyd |
| An improved perforating strip for use on printing presses formed of an elongated thin metal strip having a base portion of generally rectangular cross-section with flat upper and lower surfaces, the strip having integral upstanding teeth adjacent one edge, the edge of the strip opposite the teeth being curved from the lower surface to the upper surface providing a rounded edge which serves to substantially decrease the impression made in paper against which the strip is pressed, and in one embodiment the strip having an integral anchor portion downwardly extending from the edge opposite the teeth to penetrate the surface of a printing press impression cylinder. | ||||||
| 126 | Rotary die cylinder assembly | US928924 | 1986-11-07 | US4732083A | 1988-03-22 | James B. Arter; Thomas M. Serra |
| This rotary die cylinder assembly (10) is adapted for mounting annular members such as rotary knives (18) in locked relation thereon. The cylinder (12) includes a lengthwise extending slot (28) and a plurality of transverse bores (34) spaced lengthwise of the slot (28) and communicating with said slot. An elongate pressure bar (44) is received within said slot and set screws (46) are provided within said bores which are engageable with the pressure bar (44) to move said bar outwardly of said slot and into engagement with said annular member. Each member mounted on the cylinder is provided with arcuate slot (54) mating with the cylinder slot (28) and receiving the pressure bar (44) in accurately fitted locked relation when the set screws (46) are tightened. | ||||||
| 127 | Lateral perforation vertical registration device for offset press | US707251 | 1985-03-01 | US4598638A | 1986-07-08 | Yutaka Fujii; Takahiko Shinmoto |
| A lateral perforation vertical registration device for an offset press in which the position of lateral perforations formed on printing sheets can be accurately set without the need for running a number of test sheets. A lateral perforating position reading plate is provided made of a transparent material and having both lateral and vertical scales. A printing sheet is placed on the perforating position reading plate prior to printing to determine the position of lateral perforating. A vertical scale provided on the outer peripheral surface of a numbering device mounting cylinder is then adjusted relative to a fixed pointer to correspond to the value read on the reading plate. | ||||||
| 128 | Process and apparatus for perforating, stamping or creasing of paper and cardboard in rotary printing presses | US572672 | 1984-01-06 | US4596546A | 1986-06-24 | Rolf Schellenberg |
| In a rotary printing press with a blanket cylinder (2) and an impression cylinder (3), the blanket is removed and replaced by a base sheet (5). On this base sheet (5) are arranged strips (6). The arrangement of the strips (6) corresponds to the perforation, stamping or creasing to be produced in the paper or cardboard passing through the rotary printing press. On the impression cylinder (3) is arranged a smooth protective sheet (7). Both sheets (5) and (7) can be used several times and can be installed or removed rapidly by means present on the machine. | ||||||
| 129 | Automatically controlled numbering machine | US155143 | 1980-05-30 | US4306496A | 1981-12-22 | Jean Jacques Charbonneau; Christian Tailleux |
| A numbering assembly is disclosed, which is incorporated into a conventional press of the offset type and may selectively be rendered inoperative if numbering is not desired or printing is stopped, or automatically deactuated during the operation of the offset press if no printed material is discharged to avoid movement or change of numbers on the register in the absence of printed material on which a number is to be printed. The numbering assembly according to the invention comprises an improved control assembly including a first electrical circuit comprising a detection device responsive to the presence and absence of gripped material, a first normally open switch and a solenoid connected in series. The control assembly also includes a second electrical circuit which comprises a main switch, a relay connected to the first circuit in parallel to the solenoid, and the said solenoid, all connected in series. When actuated, the solenoid operates mechanical means which brings the numbering machine in operative position so that the number to be impressed be stepped each time a sheet of printed material is passing through the numbering machine. | ||||||
| 130 | Roll fed rotary web device with improved perforator | US687806 | 1976-05-19 | US4055101A | 1977-10-25 | Joseph Martin Collins |
| Disclosed is a roll fed rotary web device such as a rotary offset or rotogravure web printing press or a collator, having an improved perforator. Also disclosed are examples of prior art perforators. The perforator is incorporated in a standard perforating cylinder which rotates during the process of perforation. Perforating blades are mounted in the perforating cylinder and several improvements relating to spring biased positioners of the perforating blade are illustrated. | ||||||
| 131 | Removable redeemable coupon for newspaper advertisements and method and apparatus for producing same | US583621 | 1975-06-04 | US3995555A | 1976-12-07 | Frank E. Stewart |
| A removable redeemable coupon for newspaper advertisements and method and apparatus for producing same wherein the newspaper is printed in a rotary web press having a plurality of pairs of printing plate cylinders and blanket cylinders between which the web moves during the printing process. Printing plates secured in position on printing plate cylinders of certain pairs to print the faces of the web with news and advertisements including display advertisements with a redeemable coupon included therein. A plate having lines of perforating members is positioned on the printing plate cylinder of another pair to register with the boundries of the coupon printed on the web as said coupon passes thereby between the perforating plate and a cushion sheet adhered to the respective blanket cylinder of said another pair, said cushion sheet being larger than the area of the coupon whereby the cushion sheet retains the perforating members from contact with the blanket of the respective blanket cylinder and provides for the perforating plate to perforate the web with only normal impression adjustments, the perforating lines for a coupon being spaced from edges of the web and separation lines for pages. | ||||||
| 132 | Perforator attachments for offset presses | US78217258 | 1958-12-22 | US3178981A | 1965-04-20 | PAULSON HAROLD E |
| 133 | Combined perforating and printing machine | US72294358 | 1958-03-21 | US3068788A | 1962-12-18 | BELL ARTHUR L; ALFORD GILBERT H |
| 134 | Backing strips for printing presses | US70120357 | 1957-12-06 | US2982208A | 1961-05-02 | BOYD HARRY S |
| 135 | Slitter for printing presses | US24569851 | 1951-09-08 | US2684117A | 1954-07-20 | WOOD JAMES R |
| 136 | Perforator for printing presses | US67023346 | 1946-05-16 | US2434624A | 1948-01-13 | PETERSON HENNING E |
| 137 | Strip feeding and severing apparatus | US39178241 | 1941-05-03 | US2361421A | 1944-10-31 | SHERMAN KATHERINE M; SHERMAN WILLIAM C; TURNER WELLMORE B |
| 138 | Perforating attachment for presses or the like | US26651439 | 1939-04-07 | US2206112A | 1940-07-02 | ANDREW NEUHART |
| 139 | Perforator for printing presses | US7951636 | 1936-05-13 | US2084573A | 1937-06-22 | COWAN PARK W |
| 140 | Apparatus for printing and embossing in register | US74609534 | 1934-09-29 | US2054313A | 1936-09-15 | BRIGHT CHARLES G |
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