Patents for B21D 43 - Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices (11,526) |
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08/30/1988 | US4766756 Continuous processing machine assembly for bending long rods or tubes |
08/30/1988 | US4766754 Continuous process for bending long rods or tubes |
08/23/1988 | US4765053 Wire strand stacker |
08/18/1988 | DE3742311A1 Transfer bar for transfer presses |
08/17/1988 | CN87105325A Device for separating and lifting piled sheet material |
08/16/1988 | US4763506 Automatic tube bending machine |
08/09/1988 | US4761986 Arrangement for transporting workpieces in multi-stage deformation presses |
08/09/1988 | US4761980 Method of feeding material to hot forging machine |
08/03/1988 | EP0277086A1 Method and apparatus for handling small-diameter tubes |
07/26/1988 | US4759485 Apparatus for advancing strip in rolling mills |
07/26/1988 | US4759208 Device for the automatic transfer of workpieces on a multistage forming machine |
07/14/1988 | DE3640447C1 Method and apparatus for punching and stacking |
07/13/1988 | CN87107416A Robotized handling device and sheet metal bending system featuring same |
07/06/1988 | EP0273557A2 Cup feed apparatus |
07/05/1988 | US4755948 Bar materials gathering control system |
07/05/1988 | US4754863 Workpiece conveyor |
07/05/1988 | CA1238775A1 Multiple processing machine |
06/28/1988 | US4753381 Stock feed apparatus |
06/28/1988 | US4753103 Arrangement for the feeding of sheet-metal blanks to the drawing stage of a transfer press |
06/28/1988 | US4753102 Arrangement for coupling and decoupling gripper rail partial sections of a transfer press |
06/23/1988 | DE3722250A1 Mechanical three-dimensional drive for feed bars on transfer presses |
06/21/1988 | CA1238298A1 Installation comprising automatic machine tooling and sorting apparatus |
06/14/1988 | US4750660 Sheet guide positioning apparatus |
06/14/1988 | US4750348 Transfer press slide finger opening mechanism |
06/08/1988 | EP0270493A2 Angle shears |
05/24/1988 | CA1237159A1 Telescoping parts manipulator |
05/19/1988 | DE3639480A1 Centring and canting device |
05/19/1988 | DE3637713A1 Positioning fixture for plate-shaped or bar-shaped workpieces in machine tools |
05/18/1988 | EP0267505A2 Machine for moving work pieces and the like |
05/18/1988 | EP0267357A1 Method and apparatus for storing coils of a tape-like wound material and for feeding said material to a machine tool |
05/18/1988 | CN87104912A Method and apparatus for orientating can ends |
05/10/1988 | CA1236496A1 Apparatus for transferring relatively flat objects |
05/05/1988 | DE3637357A1 Mechanical press |
05/05/1988 | DE3637356A1 Feeding and holding tongs used in wire or strip pressing machine - has both sets of tongs operated by common drive to open and close and to adjust to different material thicknesses |
05/05/1988 | DE3637087A1 Device for preventing overloading in a multi-stage press |
05/05/1988 | DE3636785A1 Method and cooling bed for separating and extracting short lengths of rolling stock |
05/04/1988 | EP0266290A1 Apparatus and method for feeding a cutting machine |
05/03/1988 | US4741196 Air conveyor and method for removing parts from a high speed forming press |
05/03/1988 | US4741195 Apparatus for clamping and unclamping feed bars for a transfer press |
04/28/1988 | DE3636010A1 Coupling device in gripper rails of transfer press - comprises lock bolt and anchor effective prior to separation of rails |
04/27/1988 | EP0264732A2 Device and method for coupling and uncoupling gripper bars in a transfer press |
04/26/1988 | US4739642 Tube forming apparatus |
04/14/1988 | DE3634255A1 Device for positioning workpieces |
04/07/1988 | WO1988002286A1 Method and device for moving a tool to exact shaping or working engagement with a strip of material having a repeated basic shape |
04/06/1988 | EP0262442A2 Device for sorting and transporting sheet metal blanks |
04/05/1988 | US4735303 Transfer apparatus |
04/05/1988 | US4735079 Method and apparatus for the mechanical manipulation of metal sheets, particularly for folding operations |
03/30/1988 | EP0262106A2 Method and device for moving a tool to exact shaping and working engagement with a strip of material having a repeated basic shape |
03/24/1988 | WO1988001914A1 Apparatus and method for improving hot strip mill processing |
03/24/1988 | DE3730132A1 Sheet-metal conveying apparatus |
03/24/1988 | DE3629088C1 Optoelectronic workpiece position monitoring in the work stations of a press |
03/22/1988 | US4732376 Blank conveying apparatus |
03/22/1988 | US4732066 Device to feed bars |
03/16/1988 | EP0259892A2 Workload regulator for automated production |
03/15/1988 | US4730825 Installation for feeding sheet metal blanks to a first working stage of a multi-stage press |
03/15/1988 | US4730477 Workpiece feeding-ejection mechanism |
03/10/1988 | DE3628868A1 Device for guiding sheet-metal parts in a machine tool |
03/09/1988 | EP0258970A2 Method and apparatus for orientating can ends |
03/08/1988 | CA1233623A1 Apparatus for the handling of metal sheets |
03/02/1988 | EP0258209A2 Device for punching sheet metal |
03/01/1988 | US4728766 Welding machine for welding tongues onto sheet-metal parts |
03/01/1988 | US4728253 Apparatus for advancing and returning feed bars for a transfer press |
02/24/1988 | EP0256957A1 Numerically-controlled plate shears |
02/24/1988 | EP0256112A1 Short stroke transfer press with automated feed mechanism. |
02/03/1988 | EP0255507A2 Device for straightening and feeding hot-rolled wires with a natural hardness to a user |
02/03/1988 | EP0255040A1 Separating and lifting devie for stacked-up flat elements |
02/02/1988 | CA1232182A1 Apparatus for straightening and severing rod-like materials |
01/20/1988 | EP0253205A2 Device for intermittent feed of strip with two opposed driven feeding rollers |
01/13/1988 | EP0252084A1 Fabrication system for the automatic working of metal workpieces. |
01/12/1988 | US4718589 Stock material feed mechanism |
01/07/1988 | EP0250803A2 Manipulator for sheet metal pieces which are to be shaped in a sheet metal working machine |
01/05/1988 | US4716800 Installation for correctly stacking blanks |
12/29/1987 | US4715775 180 degree inverting machine |
12/22/1987 | US4713961 Transfer press |
12/17/1987 | DE3620007A1 Device for positioning a pile of blanks on a feed device for forming machines |
12/16/1987 | EP0249258A1 Apparatus for cutting sheetlike material |
12/01/1987 | US4710088 Magazine for stacking sheet-metal members |
12/01/1987 | US4709605 Method of working sheet material workpieces by a sheet material working machine tool |
11/26/1987 | DE3617065A1 Device for fixing a reduction ring on a shaft for a solid-stock forming press |
11/24/1987 | US4708573 Apparatus for the handling of metal sheets |
11/24/1987 | US4708043 Adjustable cam indexing feed apparatus |
11/19/1987 | EP0245694A1 Transporting equipment for work pieces in multistage forming presses |
11/17/1987 | US4706491 Process and apparatus for precision folding of sheet metal |
11/12/1987 | DE3714898A1 Verfahren und vorrichtung zum herstellen von ausnehmungen auf der begehseite der tragstaebe eines gitterrostes A method and apparatus for producing recesses on the begehseite the tragstaebe a grating |
11/12/1987 | DE3640071A1 Apparatus for adjusting the longitudinal feed motion of the feed bars of a transfer press |
11/10/1987 | US4705158 Cup feed apparatus |
11/10/1987 | US4704890 Press tool provided with a system for guiding and relieving a metal strip |
11/10/1987 | US4704889 Procedure and device to feed a multiple-feed straightening machine automatically downstream of a cooling plate |
11/03/1987 | US4704184 Apparatus in the form of a die assembly for building a laminated core |
11/03/1987 | US4703925 Semi-rigid sheet separation device and method |
11/03/1987 | US4703678 Blanking shear machine |
10/28/1987 | EP0242588A2 Transporting and classifying device for a part of computer controlled angle shears |
10/27/1987 | US4702363 Combination electric and mechanical servo drive clutch |
10/27/1987 | CA1228657A1 Fault detection system for continuously running transfer press |
10/27/1987 | CA1228614A1 Apparatus for performing operations on strip material |
10/20/1987 | US4700907 Stock advancing apparatus with control arm damping |
10/20/1987 | US4700599 Apparatus for removing and stacking of sheet metal strips cut by a plate shear |
10/13/1987 | US4699412 Lifting apparatus |
10/06/1987 | US4697688 Transfer mechanisms for circular transfer press |
10/06/1987 | US4697449 Shiftable workpiece gripper for a multi-stage press |