| Patents for B21D 5 - Bending sheet metal along straight lines, e.g. to form simple curves (9,374) |
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| 07/17/1984 | US4460118 Method for forming electric welded pipe |
| 06/26/1984 | US4455857 Forming press for bending a blank |
| 06/26/1984 | US4455855 Forming rolls of pipe-producing apparatus |
| 06/13/1984 | EP0110655A2 Automatic bending apparatus |
| 06/07/1984 | WO1984002094A1 Plate bending apparatus |
| 05/29/1984 | US4450701 Method of forming slats for venetian blinds |
| 05/24/1984 | WO1984001911A1 Method and means of continuously punching, shearing, and forming sheet material |
| 05/23/1984 | EP0109031A2 Method of and tool for bending the marginal sections of sheet metal |
| 05/22/1984 | US4449389 Device for bending a tool holder of a folding press or the like |
| 05/22/1984 | US4449388 Method of bending shaped metal sheet and apparatus for carrying out the method |
| 05/16/1984 | EP0108718A2 Method of bending sheet metal with a folding press |
| 05/15/1984 | CA1167361A1 Method of edge preparation for uoe process and an apparatus thereof |
| 05/01/1984 | US4445357 Pipe press |
| 05/01/1984 | US4445356 Combined portable sheet bending brake and coil holder |
| 04/25/1984 | EP0106298A2 Folding machine |
| 04/25/1984 | EP0106124A2 Apparatus for forming flanges at air ducts |
| 04/11/1984 | EP0105091A2 A tool length changing device in a panel forming machine |
| 04/04/1984 | EP0104311A1 Method for the deformation of a platelike work piece |
| 03/28/1984 | EP0103885A2 Punching and bending machine |
| 03/14/1984 | EP0102852A2 Press brake gauging apparatus |
| 03/06/1984 | US4434644 Rotary bending and forming devices |
| 02/28/1984 | US4433565 Method of and apparatus for the manufacturing of metal profile members, especially steel profile members |
| 02/15/1984 | EP0100420A1 Apparatus for handling workpieces |
| 02/14/1984 | US4430879 Apparatus for controlling a press brake |
| 02/14/1984 | US4430872 Method and apparatus for plate edge preparation for UOE pipe making process |
| 02/02/1984 | WO1984000392A1 Structural beam and panel systems and methods and apparatus for making the same |
| 01/31/1984 | US4428215 Plate bending method |
| 01/25/1984 | EP0099240A2 Panel and apparatus for making the same |
| 01/24/1984 | US4426873 Deflection compensating means for press brakes and the like |
| 01/24/1984 | CA1160910A1 Method of reducing springback in mechanically pressed sheet materials - i |
| 01/10/1984 | CA1160143A1 Bending the overlapping edge portion of a metal shield around a cable core |
| 12/21/1983 | EP0096643A2 Bending apparatus with ribbed rollers comprising means for taking into account the plate thickness, and means for compensating the roll deformation |
| 12/21/1983 | EP0096278A2 Method of binding plate, and apparatus for doing so |
| 12/21/1983 | EP0096211A1 Tool arrangement for a folding press |
| 12/21/1983 | EP0096042A1 Edge folding tool |
| 11/29/1983 | CA1157690A1 Edge preforming of metal plate |
| 11/29/1983 | CA1157682A1 Bourdon tube construction |
| 11/24/1983 | WO1983003987A1 Roll edging machine |
| 11/08/1983 | US4413525 Bourdon tube construction |
| 11/02/1983 | EP0093099A1 Apparatus for folding a sheet of material into a folder |
| 11/02/1983 | EP0092943A1 Hinges and hinged articles |
| 11/01/1983 | US4412443 Roller forming machine with lengthwise adjustable heads |
| 10/25/1983 | US4411150 Backgauge structure |
| 10/25/1983 | US4411148 Press brake |
| 10/25/1983 | CA1155740A1 Sheet metal brake |
| 10/13/1983 | WO1983003382A1 Hydraulic press |
| 10/11/1983 | US4408477 Adjustable press tool |
| 10/11/1983 | US4408471 Press brake having spring-back compensating adaptive control |
| 10/11/1983 | CA1154957A1 Dimension indicator for sheet-metal folding or shearing machine tools |
| 09/28/1983 | EP0089904A1 Flat bending device |
| 09/13/1983 | US4403497 Bead bending tool |
| 09/06/1983 | CA1153290A1 Hydraulic presses |
| 08/09/1983 | CA1151516A1 Sheet metal brake |
| 07/27/1983 | EP0084028A1 Automotive door skin edge folder and bolster |
| 07/12/1983 | US4392373 Forming means |
| 07/12/1983 | CA1149682A1 Method of making a hinged display mount |
| 07/05/1983 | US4391119 Apparatus for cutting swivel-bending and press-bending sheet metal and similar materials |
| 06/28/1983 | US4389874 Bending brake |
| 06/28/1983 | US4389869 Sheet metal bending brake |
| 06/23/1983 | WO1983002077A1 Edge folding tool |
| 06/22/1983 | EP0081876A2 Apparatus for the manufacture of profile segments |
| 06/07/1983 | CA1147636A1 Folding machine |
| 06/07/1983 | CA1147635A1 Forming leveler |
| 06/01/1983 | EP0080331A2 Winding machine |
| 05/31/1983 | US4385513 Forming presses |
| 05/18/1983 | EP0079138A1 Improved backgauge structure |
| 05/18/1983 | EP0079137A1 Computer numeric control for metal forming |
| 05/04/1983 | EP0031822B1 Method for bending sheets and device for implementing the method |
| 04/20/1983 | EP0077314A1 Folding device for a sheet-metal plate |
| 04/05/1983 | CA1144055A1 Press brake plate lifter table |
| 03/29/1983 | US4377942 Method of bending metal sheet |
| 03/22/1983 | CA1143268A1 Forming means |
| 03/02/1983 | EP0072859A1 Panel and panel assembly. |
| 02/15/1983 | US4373371 Method of reducing springback in mechanically pressed sheet materials-I |
| 02/15/1983 | US4373365 Up-set shrinker for producing thick wall steel pipe |
| 02/08/1983 | US4372142 Sheet bending brake |
| 02/01/1983 | US4370880 Method and apparatus for bending sheet-plate blanks to form shells having cylindrical curvature |
| 01/18/1983 | US4368633 Cold roll forming apparatus proceding for the exchange of rolls as a unit |
| 01/12/1983 | EP0069661A1 Automatic sheet folding machine |
| 01/11/1983 | US4367644 Adjustable die and key assembly |
| 01/04/1983 | US4366699 Hydraulic presses |
| 01/04/1983 | US4366698 Adjustable die assembly |
| 01/04/1983 | US4366689 Numerical control method |
| 01/04/1983 | CA1138762A1 Arrangement for the adjustment of the height of the die base in tool used for bending |
| 01/04/1983 | CA1138761A1 Plate rolling |
| 01/04/1983 | CA1138691A1 Production of thick welded steel pipe and apparatus thereof |
| 12/28/1982 | US4365500 Web bending fixture |
| 12/22/1982 | EP0067766A2 Flexing apparatus for the tool carrier of a press brake or the like |
| 12/21/1982 | US4364254 Combined sheet bending brake, table and coil support |
| 12/21/1982 | US4364253 Panel forming apparatus |
| 12/21/1982 | US4364252 Method for the manufacture of diaphragm bellows |
| 12/08/1982 | EP0065953A1 Apparatus for manufacturing a metal pipe. |
| 11/30/1982 | CA1136531A1 Method and apparatus for bending sheet metal elements |
| 11/11/1982 | WO1982003805A1 Automotive door skin edge folder and bolster |
| 11/09/1982 | US4357821 Gauge and workpiece holder for a forming machine |
| 11/09/1982 | US4357820 Safety control system for metal forming machine |
| 11/02/1982 | US4356718 Bending tool |
| 11/02/1982 | US4356716 Bending machine |
| 11/02/1982 | CA1134650A1 Up-set shrinker for producing thick wall steel pipe |
| 10/26/1982 | US4355529 Apparatus for manufacturing a cylindrical member |