Patents
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)
06/1997
06/25/1997EP0780172A2 Method and device for the automatic loading and discharge of pieces of sheet metal
06/24/1997US5640875 Die transfer system with modular transfer drive
06/12/1997WO1997020648A1 Feed stroke changing device for transfer feeder
06/11/1997EP0778092A1 Punch press system and control method therefor
06/10/1997USRE35530 Belt and drive for conversion press
06/10/1997US5636430 General-purpose lead working machine
06/05/1997WO1997019769A1 Bending brake apparatus
06/05/1997DE19544492A1 Guidance and feed device for pressing and forging tools
06/05/1997DE19544490A1 Vacuum suction device for blank loader
06/04/1997EP0776711A1 Press working method for plate material and press working apparatus using the same
05/1997
05/29/1997WO1997018909A1 Punching machine and punching method
05/27/1997US5632588 Workpiece handling apparatus
05/27/1997US5632430 For conveying a material into a working machine
05/27/1997US5632181 System and method for transferring a work piece in a multi-station press
05/27/1997US5632175 Rebar fabricating apparatus
05/20/1997US5630277 Portable, power driven punching machine having an aiming beam
05/14/1997EP0773078A1 Convertible multistage press
05/14/1997EP0773077A1 Press with combined transfer device
05/09/1997WO1997016268A1 Work conveyor of transfer press
04/1997
04/22/1997US5622068 Method and machine for producing details from a sheet of metal
04/17/1997DE4345281C2 Mechanism for opening spent oil filter boxes
04/16/1997CN2252063Y Transfer device for high-pressure tank cover puncher single power set
04/15/1997US5621289 System for detecting malfunction by monitoring torque of a transfer device
04/09/1997EP0767018A1 Punching machine with material removal device for punched plate
04/09/1997EP0759331B1 Transverse step-by-step transport apparatus of profiles between an extrusion press and a stretcher leveller
04/09/1997EP0754158A4 Electronically controlled high speed press feed
04/09/1997CN2251450Y Steel pipe totally-enclosed charging basket
04/08/1997US5617756 Transfer device in a metal-forming machine
04/02/1997EP0765699A1 Straightening bench for vehicle bodies
04/02/1997CN2250826Y Multi-station auto-transposition punching device for large plate
03/1997
03/27/1997DE3790152C2 Double blank detection device in de-stacker
03/25/1997US5613396 Index-feed machining system
03/25/1997CA2060637C Device for conveying and piling flat workpieces
03/19/1997CN1145286A Detecting apparatus for abnormalities in work holder
03/18/1997US5611658 Method and apparatus for destacking sheet metal members
03/13/1997DE19533697A1 Appts. for intermediate lifting of one roll in highly dynamic feed system
03/13/1997DE19533428A1 Transfer unit for presses to machine sheet components in several stages
03/11/1997CA2098149C Compliance apparatus and methods for gripping and transporting workpiece sheets such as appliance door blanks to be formed to and from a properly aligned forming position at a work station
03/04/1997US5607281 Transfer device in a press
02/1997
02/27/1997WO1997006904A1 Workpiece stop for flat material shaping machines
02/27/1997WO1997006903A1 Workpiece stop device
02/27/1997WO1997006902A1 Apparatus for stepwise transverse conveyance of profiles between the outlet of a metal extrusion press and a stretcher leveller
02/27/1997CA2201515A1 Workpiece stop device
02/26/1997EP0759331A1 Transverse step-by-step transport apparatus of profiles between an extrusion press and a stretcher leveller
02/26/1997EP0758947A1 Apparatus and methods for forming workpieces
02/20/1997DE19530573A1 Werkstückanschlag für Flachmaterialbearbeitungsmaschinen Workpiece stop for sheet processing machines
02/20/1997DE19530513A1 Production method and equipment
02/20/1997DE19530467A1 Stamped plate turning operation
02/20/1997DE19529570A1 Werkstückanschlageinrichtung Workpiece stop device
02/12/1997EP0757927A1 Device for controlling workpieces
02/04/1997US5598733 Apparatus and method for transferring and forming parts in a press
01/1997
01/29/1997CN1141220A Die assembly for plural kinds of works
01/22/1997EP0754510A1 Transfer device with three axes of transfer
01/22/1997EP0754509A1 Transfer device in a forming machine
01/22/1997EP0754158A1 Electronically controlled high speed press feed
01/22/1997CN2245505Y Automatic feed device for sheet iron plate stamping
01/21/1997US5595111 Press installation comprising longitudinal traverses
01/21/1997US5595087 Apparatus for the transport of parts in a multiple-die press
01/16/1997WO1997001405A1 Punch press system and control method therefor
01/15/1997EP0753361A1 Die assembly for plural kinds of works
01/14/1997US5592844 Process and apparatus for rounding sheet-metal blanks
12/1996
12/31/1996US5588345 Fin sheet control apparatus for press
12/27/1996EP0749788A1 Fast feeder unit for an automatic machine for machining the cylindrical surface of bottle closure caps
12/24/1996US5586495 Transfer press
12/24/1996US5586464 In a stamping press
12/19/1996DE19623656A1 Workpiece infeed device for plate machining tool
12/18/1996CN1137957A Feed device for make-up machine
12/18/1996CN1137956A Pipe clamp system and pipe end processing device using the system
12/17/1996US5584205 For transporting workpieces through machining stations of a press device
12/11/1996CN1137476A Process for initial operation or changeover of sheet metal processing machine and modular magazine for carrying out process
12/10/1996US5582061 Transport device for workpieces in a press
12/05/1996WO1996014949A3 Methods and apparatuses for backgaging and sensor-based control of bending operations
11/1996
11/26/1996US5577427 Plate positioning and feeding system for a punch
11/21/1996DE19518166A1 Stamping/pressing apparatus for longitudinal workpieces
11/20/1996CN1135961A Press working machine
11/19/1996US5575610 Transport-by-suction type die
11/14/1996DE19515994A1 Transportvorrichtung für Werkstücke, insbesondere Autopreßteile, sowie Anordnung und Verfahren Transport device for the workpieces, particularly Autopreßteile, as well as arrangement and method
11/13/1996CN2239849Y Automatic conveying appliance for stampings
11/12/1996US5572901 Locator for metal flanging apparatus
11/12/1996US5572898 Modular die transfer system
11/12/1996US5572891 Can body making apparatus
11/07/1996WO1996034817A1 Device arrangement and method for conveying workpieces, in particular pressed car parts
11/07/1996DE19516022A1 Sheet gripper mechanism for stamping machine
11/05/1996US5570604 Die transfer system with indexing conveyor supported on a wheeled cart
10/1996
10/31/1996WO1996033825A1 Improved rotary cup infeed
10/31/1996DE19515606A1 Appts. for storing material to be passed through press or other similar machine
10/23/1996EP0738190A1 Methods and apparatuses for backgaging and sensor-based control of bending operations
10/23/1996CN1133760A Technology for blanking of round parts and special sheet material thereof
10/22/1996US5566814 Press, multistation press or similar forming machine
10/22/1996US5566567 Rotary cup infeed
10/17/1996WO1996032214A1 Device for setting the position of a metal sheet in a bending press, and bending press comprising this device
10/17/1996DE19513610A1 Conveyor system for long rod shaped workpieces
10/16/1996EP0737115A1 Gripper feeder for metal strip
10/16/1996CN1133259A Method and device for feeding articles to conveyer
10/09/1996CN2236910Y Computer controlled flat steel suit cutting machine
10/08/1996US5562196 Feeding arrangement for transporting material step-wise or intermittent operating production machines
10/03/1996WO1996030169A1 Handling method and robot used for the same
10/02/1996DE19511189A1 Computer-controlled strip working
09/1996
09/26/1996DE19519386C1 Punching machine for impressing spacing crimps on stackable sheet metal plate
09/26/1996DE19517041A1 Transfer system for machine tool