| Patents for B21D 1 - Straightening, restoring form or removing local distortions of sheet metal or specific articles made therefrom; Stretching sheet metal combined with rolling (4,692) |
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| 03/15/1988 | US4730472 Hydraulic contouring means for a hot or cold leveler machine |
| 03/09/1988 | EP0258933A2 A vehicle chassis clamp |
| 03/01/1988 | US4727745 Composite dent ball |
| 03/01/1988 | US4727744 Dent removing tool |
| 03/01/1988 | CA1233398A1 Method and apparatus for straightening vehicle bodies and frames |
| 02/23/1988 | US4726214 Shrink forming apparatus |
| 02/04/1988 | DE3626283A1 Device for the longitudinal stretching of plastic films |
| 01/26/1988 | US4720991 Single anchor secondary safety tie down for a pulling apparatus |
| 01/20/1988 | EP0253269A2 Fixing clamp for straightening the bodywork of accident-damaged automobiles, and in particular the sheet metal seats for Macpherson suspension heads |
| 01/12/1988 | US4718266 Sheet metal margin edge |
| 12/23/1987 | EP0250344A1 Installation for repairing and checking car bodies |
| 12/16/1987 | EP0248848A1 Vehicle repair benches |
| 12/15/1987 | US4712417 Swivel pull tower |
| 12/09/1987 | CN87103913A Procedure in car body rectifying work and rectifying means arrangement |
| 12/03/1987 | WO1987007191A1 Car body rectifying means |
| 12/03/1987 | WO1987007190A1 Procedure in car body rectifying work and rectifying means arrangement |
| 12/03/1987 | DE3633480C1 Plate-stretching head |
| 11/24/1987 | US4708749 Method of calibrating vehicle wheels to a finished size |
| 11/19/1987 | EP0245327A1 Installation for stretch-flattening and longitudinal-slitting of metal strip. |
| 11/07/1987 | CN86206021U Shape rectifying mechanism of steel shuttering |
| 10/20/1987 | US4700559 Apparatus for repairing deformed, yieldable structures |
| 10/13/1987 | US4698990 Method for support roller adjustment in straightening machines |
| 09/22/1987 | US4694674 Bench system for repairing automobiles |
| 09/16/1987 | EP0237439A1 Device for axially holding a roll |
| 09/15/1987 | US4693105 Method of and apparatus for straightening, swaging, and threading a pipe |
| 08/26/1987 | EP0233553A2 Roller straightening machine |
| 07/22/1987 | CN86108137A Method of preventing sag of panel and apparatus therefor |
| 07/21/1987 | US4680951 Method for dressing hot rolled strip coils, especially coilbox coils |
| 07/16/1987 | WO1987004095A1 Method of preparing base for memory disk |
| 07/16/1987 | WO1987004094A1 Method of preparing base for memory disk |
| 07/16/1987 | WO1987004093A1 Method of preparing metal base for memory disk |
| 07/09/1987 | DE3700416A1 Working method for the combined stretching and on-edge straightening of flat stock in a single operation and a device for carrying out this working method |
| 07/08/1987 | EP0228171A1 Method of preventing sag of panel and apparatus thereof |
| 07/07/1987 | US4677840 Automotive body tool |
| 06/30/1987 | US4675958 Cartridge reloading apparatus and method |
| 06/24/1987 | EP0226334A1 Method of preventing sag of panel and apparatus thereof |
| 06/18/1987 | WO1987003549A1 Vehicle repair benches |
| 06/10/1987 | EP0225198A1 Apparatus for stretch-levelling metal strip |
| 06/10/1987 | EP0224587A1 Method of correcting warping of two-layer clad metal plate |
| 05/07/1987 | WO1987002604A1 Installation for stretch-flattening and longitudinal-slitting of metal strip |
| 04/28/1987 | US4660405 Work rack structure |
| 04/21/1987 | US4658628 Vehicle frame straightening apparatus |
| 04/21/1987 | US4658627 Independent pull tower for vehicle frame and body straightening apparatus |
| 04/07/1987 | US4655072 Clamp |
| 03/31/1987 | US4653167 Rotary tool assembly and method for repairing dents in sheet metal |
| 03/25/1987 | EP0215512A2 A chassis clamp |
| 03/24/1987 | US4651549 Method for correcting rolled material |
| 03/17/1987 | US4649730 Automobile body and frame straightening tool |
| 03/03/1987 | CA1218518A1 Process for improving the resistance to corrosion cracking of elongated articles such as metal reinforcements of hoses or cables, and articles thus made |
| 02/17/1987 | US4643015 Apparatus for repairing deformed, yieldable structures |
| 02/17/1987 | US4643014 Vehicle support assembly |
| 02/10/1987 | US4641511 Straightening machines, and straightening machines thus improved |
| 02/05/1987 | DE3526401A1 Method and apparatus for removing cross-sectional restrictions of a hollow cylindrical body, preferably a pipe ready to be laid |
| 01/21/1987 | EP0209501A2 Work rack structure |
| 01/13/1987 | US4635458 Leveling apparatus |
| 01/13/1987 | CA1216502A1 Vehicle clamping and support apparatus |
| 01/06/1987 | US4633697 Plate levelling machine |
| 12/16/1986 | US4628723 Clamp support |
| 10/29/1986 | EP0199017A2 Tension levelling strip material |
| 10/28/1986 | US4619132 Door hinge aligning tool |
| 10/21/1986 | CA1212827A1 Motor vehicle body repair bench |
| 10/15/1986 | EP0197229A1 Apparatus to be mounted on a motor vehicle body test stand for executing a localized control and possible straightening |
| 09/30/1986 | US4614101 Method of rewinding slit metal strands |
| 09/24/1986 | EP0195096A1 Device for feeding or braking metal strips |
| 09/02/1986 | US4608844 Cradle straightener feeder |
| 08/27/1986 | EP0192291A2 A method and apparatus for straightening deformed vehicle bodies |
| 08/26/1986 | US4607519 Vehicle wheel alignment device |
| 08/12/1986 | CA1209674A1 Roller leveler and method of operating same |
| 08/05/1986 | US4603570 Universal dedicated fixture for frame straightening rack |
| 07/29/1986 | US4602496 Reforming tool for a hose fitting |
| 06/19/1986 | WO1986003435A1 Method of correcting warping of two-layer clad metal plate |
| 06/17/1986 | US4594872 Apparatus for straightening strip material |
| 06/10/1986 | US4593549 Method of controlling a tension levelling equipment |
| 06/10/1986 | US4593548 Method of correcting distortions in a rolled strip product |
| 06/04/1986 | EP0183243A1 Process for sizing wheel rims |
| 06/03/1986 | US4592225 Vehicle repair and alignment rack |
| 05/28/1986 | EP0182062A2 Backing-up roll adjustment for straightening machines |
| 05/27/1986 | US4590732 Anchor device |
| 05/13/1986 | US4587822 Tension leveling apparatus |
| 05/07/1986 | EP0180465A2 Vehicle repair and alignment rack |
| 05/06/1986 | US4586359 Anchor element positioner apparatus for automobile body repair and realignment |
| 04/29/1986 | US4585198 Anchoring system |
| 04/29/1986 | US4584863 Automobile body repair tool |
| 04/22/1986 | US4583390 Apparatus for squeezing off and rerounding pipe |
| 04/22/1986 | US4583389 Method for removing certain of the corrugations in a helically corrugated pipe |
| 03/11/1986 | US4574614 Apparatus for repairing and straightening vehicles |
| 03/11/1986 | US4574613 Versatile lightweight power post |
| 03/04/1986 | US4573337 Frame to hold auto bodies for straightening |
| 02/26/1986 | EP0172290A2 Apparatus for cold-straightening frames |
| 02/18/1986 | US4570475 Brake shoe resizer |
| 02/12/1986 | EP0171267A2 Tension leveling apparatus |
| 12/31/1985 | US4561283 Off-set bottom bakery pan renovation process |
| 12/24/1985 | US4560131 For securing a vehicle |
| 12/11/1985 | EP0163754A1 Vehicle clamping and support apparatus |
| 12/10/1985 | US4557127 Motor vehicle body repair bench |
| 12/04/1985 | EP0163216A2 Automobile body straightening apparatus |
| 12/03/1985 | US4555929 Door hinge aligning tool and method |
| 12/03/1985 | US4555927 Apparatus for straightening vehicle structural part |
| 12/03/1985 | US4555926 Equipment for the repair of, in particular for correcting dents or bulges in, containers |
| 10/29/1985 | US4549423 Screw body jack and a body jack assembly |