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Class Information
Number: 72/422
Name: Metal deforming > With means to handle work or product > By gripper and/or endless chain
Description: Apparatus including either a work-gripping clamp or a band that moves in a closed loop about a plurality of separated noncoaxial pulleys or sprockets.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7398665 |
Deformation of thin walled bodies |
Jul. 15, 2008 |
| 7383715 |
Bending apparatus and method for bending flat materials |
Jun. 10, 2008 |
| 7373797 |
Method for bending workpieces |
May. 20, 2008 |
| 7350389 |
Method and device for reshaping a work piece with automatic handling |
Apr. 1, 2008 |
| 7237421 |
High-speed sheet feeding without grip pliers |
Jul. 3, 2007 |
| 7237417 |
Roll preshaping |
Jul. 3, 2007 |
| 7210328 |
Metal sheet folding device with depositing/positioning device |
May. 1, 2007 |
| 7201032 |
Transillumination unit |
Apr. 10, 2007 |
| 7150176 |
Vehicle frame attachment apparatus method and system |
Dec. 19, 2006 |
| 7082803 |
Hemming device and hemming method |
Aug. 1, 2006 |
| 7047785 |
Installation for processing metal bars with improved means for transferring the bars, and method provided thereby |
May. 23, 2006 |
| 7040133 |
Transmission device for a tube bending machine |
May. 9, 2006 |
| 7036350 |
Arrangement for production of cut out and/or unformed workpieces |
May. 2, 2006 |
| 7028524 |
Pick and place system |
Apr. 18, 2006 |
| 7010951 |
Feeding mechanism of an automatic pipe bending machine |
Mar. 14, 2006 |
| 7004000 |
Deformation of thin walled bodies |
Feb. 28, 2006 |
| 6964185 |
Apparatus for bending and transporting an aluminum sheet |
Nov. 15, 2005 |
| 6938454 |
Production device, especially a bending press, and method for operating said production device |
Sep. 6, 2005 |
| 6898956 |
Metal ring inputting and outputting device |
May. 31, 2005 |
| 6799450 |
Method of stretch forming an aluminum metal sheet and handling equipment for doing the same |
Oct. 5, 2004 |
| 6722178 |
Automatic bending system and manipulator for the system |
Apr. 20, 2004 |
| 6463781 |
System for drawing outer cylinder of rubber bush |
Oct. 15, 2002 |
| 6377871 |
Integrated die cast |
Apr. 23, 2002 |
| 6234465 |
Clamping apparatus |
May. 22, 2001 |
| 6192297 |
Method for handling metal sheets in a working area comprising a machine tool and a robot |
Feb. 20, 2001 |
| 6125683 |
Closure panel hemming system |
Oct. 3, 2000 |
| 6115907 |
Device for tensioning a shaped part |
Sep. 12, 2000 |
| 6109089 |
Universal device and method for gripping workpieces of various configurations |
Aug. 29, 2000 |
| 6008481 |
Method and apparatus for deciding heated state of metal billet |
Dec. 28, 1999 |
| 5988855 |
Operating method for a working area comprising a robot enslaved to a bending press for working metal sheets |
Nov. 23, 1999 |
| 5987958 |
Methods and apparatus for backgaging and sensor-based control of bending operation |
Nov. 23, 1999 |
| 5979214 |
Bending machine for sheet-like workpieces, particularly for creating bent edges on sheet metal pieces |
Nov. 9, 1999 |
| 5950485 |
System for producing bent sheet-metal articles and components of the system |
Sep. 14, 1999 |
| 5950484 |
Bending center |
Sep. 14, 1999 |
| 5894754 |
System for producing bent sheet-metal articles and components of the system |
Apr. 20, 1999 |
| 5865056 |
Bending method and apparatus for effecting corrective displacement of a workpiece |
Feb. 2, 1999 |
| 5857377 |
System for producing bent sheet-metal articles and components of the system |
Jan. 12, 1999 |
| 5771735 |
Support arm assembly for pipe bending machines with automatic pipe positioning |
Jun. 30, 1998 |
| 5761940 |
Methods and apparatuses for backgaging and sensor-based control of bending operations |
Jun. 9, 1998 |
| 5761951 |
Mechanical hand for moving plates, in particular sheet metal panels, with respect to a machine tool such as a bending press |
Jun. 9, 1998 |
| 5727415 |
Folding press with horizontal working stroke and rotatable manipulation arm |
Mar. 17, 1998 |
| 5660071 |
Automatic drawing device |
Aug. 26, 1997 |
| 5642291 |
System for creating command and control signals for a complete operating cycle of a robot manipulator device of a sheet metal bending installation by simulating the operating environment |
Jun. 24, 1997 |
| 5640876 |
Locking pliers pulling system |
Jun. 24, 1997 |
| 5613397 |
Device for fixing a vehicle to a straightening bench |
Mar. 25, 1997 |
| 5555763 |
Work loading and unloading device for bending machine |
Sep. 17, 1996 |
| 5417710 |
Suture guide and a fixing mechanism of the suture guide |
May. 23, 1995 |
| 5394726 |
Apparatus and method for positioning and pressing curved surgical needles |
Mar. 7, 1995 |
| 5345806 |
Device for manipulating sheet metal pieces |
Sep. 13, 1994 |
| 5343727 |
Panel bender |
Sep. 6, 1994 |
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