| Patents for B21D 5 - Bending sheet metal along straight lines, e.g. to form simple curves (9,374) |
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| 10/01/1992 | WO1992016318A1 System for working on plate material |
| 10/01/1992 | DE4109795A1 Metal part stamping, bending and/or pressing method - using machine with ram whose height can be applied during operation according to measurement of product by video camera and image analyser |
| 10/01/1992 | CA2083384A1 Metal sheet processing apparatus |
| 09/29/1992 | CA1307980C Method for the production of a composite pipe and an apparatus for the same |
| 09/23/1992 | EP0282493B1 Adaptative control system for hydraulic press brake |
| 09/23/1992 | CN2116540U Pumping level-rotary electric coil machine |
| 09/23/1992 | CN1064632A Plate-bending apparatus |
| 09/22/1992 | US5148960 Rotary seam guide |
| 09/22/1992 | US5148694 Sheet metal forming apparatus |
| 09/22/1992 | US5148693 Method and a device for detecting folding angles of a metal sheet during the folding and a method for folding of a metal sheet |
| 09/17/1992 | WO1992015410A1 Automatic bending angle compensating device for press brake |
| 09/16/1992 | EP0504039A1 Method and device to produce an annular workpiece of sheetmetal |
| 09/16/1992 | EP0406301B1 Bending apparatus |
| 09/15/1992 | WO1992016319A1 Sheet-metal bending device |
| 09/15/1992 | US5146774 Lift mechanism for installation and removal of press brake dies |
| 09/15/1992 | CA2105587A1 Sheet bending machine |
| 09/02/1992 | EP0500606A1 Producing prostheses. |
| 09/01/1992 | US5142894 Making three-dimensional metal parts |
| 08/19/1992 | CN2113117U Synchronism mechanism of slide block of folding machine for sheet material |
| 08/18/1992 | US5138865 Gripping assembly for a manipulator for plate sheets |
| 08/12/1992 | EP0497780A1 Process for the two-directional bending of sheet metal. |
| 08/12/1992 | EP0497778A1 Device for bending sheet metal. |
| 08/04/1992 | US5134873 Die exchange apparatus for the use of a press brake |
| 07/29/1992 | EP0496560A2 Method and apparatus for roll forming strip material |
| 07/29/1992 | EP0496425A1 Method and apparatus for forming box-shaped sheet metal ducts |
| 07/29/1992 | EP0339094B1 Method of guiding material to fin-pass roll and its guide roll stand |
| 07/23/1992 | WO1992012362A1 Two-speed linear actuator driven by two motors |
| 07/15/1992 | EP0494714A1 Press tool and an adaptor and a press therefor |
| 07/14/1992 | US5129571 Manufacture of metal tubes |
| 07/08/1992 | EP0493469A1 A profiling device in plants for profiling metal-sheets or the like |
| 06/24/1992 | CN1017122B Roll mill for rolling light steel keel |
| 06/23/1992 | US5123270 Bending unit of a machine for bending metal sheets |
| 06/17/1992 | EP0490828A1 A sheet-metal bending machine |
| 06/17/1992 | EP0490576A1 Forming compound curvatures in metal sheets |
| 06/17/1992 | CN2107330U Three-roll sheet rolling machine driced by double main motor |
| 06/16/1992 | US5121626 Adjustable die support for a press brake |
| 06/11/1992 | CA2056872A1 Method of and machine for forming compound curvatures in metal sheets by drawing |
| 06/09/1992 | US5120177 Apparatus for rounding and conveying onwards sheet-metal blanks for can bodies |
| 06/09/1992 | US5119984 Manufacture of metal tubes |
| 06/02/1992 | US5117670 Press brake system with a worksheet straightening device |
| 05/27/1992 | EP0232331B1 Roll forming of metal articles |
| 05/26/1992 | US5115658 Shaping machine for cylindrically bending a plate |
| 05/26/1992 | CA1301610C Bending machine |
| 05/20/1992 | EP0485445A1 Process and device for making a plate from a strip |
| 05/19/1992 | US5113681 Method and apparatus for forming a titanium or titanium alloy sheet element with a contoured surface |
| 05/07/1992 | DE4034702A1 Testing active tools of bending machines, e.g. bending rams - holding tool in measurement position with magnetic field and using two sensors simultaneously in automated process |
| 05/06/1992 | EP0483641A2 Bending device for sheet metal |
| 05/05/1992 | CA1299925C Die device for forming tube from a metal band |
| 04/21/1992 | US5105640 Method and apparatus for forming box-shaped sheet metal ducts |
| 04/16/1992 | WO1992005895A1 Multiple component structural member |
| 04/16/1992 | WO1992005893A1 Interengageable structural members |
| 04/16/1992 | WO1992005892A1 Metal sheet bending machine |
| 04/14/1992 | US5103665 Press and an automatic curve-forming device therefor |
| 04/08/1992 | EP0479369A1 Method of bending a laminate having a thermoplastic core layer and metal sheets on each side |
| 04/08/1992 | CN1016147B Method for manufacturing light metal profiles |
| 04/07/1992 | CA1298537C Hemming die fixture for metal presses |
| 04/06/1992 | CA2027030A1 Sheet metal break |
| 04/01/1992 | EP0478501A1 Joint member for connecting two gutter sections, method for manufacturing the joint member and device to carry out the method |
| 04/01/1992 | EP0478500A1 Method and apparatus for bending sheet-metal |
| 04/01/1992 | EP0477752A1 Programmable plate bending machine |
| 04/01/1992 | EP0477751A1 Roll bending machine |
| 03/31/1992 | US5099675 Punch and die assembly for bending operations |
| 03/31/1992 | US5099671 Combination braking, punching and shearing apparatus for forming sheet metal strips |
| 03/31/1992 | US5099670 Plate bending machine |
| 03/31/1992 | US5099666 Method and device for detecting folding angles of a metal sheet during folding |
| 03/25/1992 | EP0476733A2 Machine for making gutters |
| 03/25/1992 | EP0476092A1 Sheet-metal bending device. |
| 03/25/1992 | CN2099621U U shape bending combined terrace die |
| 03/24/1992 | US5097694 Method and appratus for bending sheet metal pieces |
| 03/24/1992 | US5097692 Bending apparatus |
| 03/18/1992 | EP0475469A2 Machine suitable for automatically transforming bands of metal sheet into beams that are bent longitudinally according to electronically programmable profiles, as well as punched, drawn and bent transversally |
| 03/11/1992 | CN2098335U Small sheet brake |
| 03/10/1992 | US5094095 Printing plate bending apparatus |
| 03/03/1992 | US5092151 Sheet workpiece bending machine |
| 03/01/1992 | CA2024447A1 Method and tools for forming sheet metal |
| 02/26/1992 | EP0471848A1 Device for judging suitability of die for press brake |
| 02/25/1992 | US5090227 Roll forming apparatus |
| 02/18/1992 | US5088309 Rotary punch |
| 02/11/1992 | US5086635 Method of and machine for forming compound curvatures in metal sheets by drawing |
| 02/06/1992 | DE4024610A1 Tool for bending stepped sheet metal section - has mechanism to apply tensile force to section during bending operation |
| 02/06/1992 | DE4024374A1 Cold working plant for forming profiles from metal strips - uses several pairs of shafts for reception of profile rollers, each shaft driven by its own 3-phase regulated drive motor |
| 01/09/1992 | WO1992000154A1 Folding press for bending and shaping sheet metal |
| 01/09/1992 | DE4019881A1 Schwenkbiegepresse zum abkanten und verformen von blechtafeln Bending press for press braking and deforming of metal sheets |
| 01/07/1992 | US5077998 Machine tool |
| 01/01/1992 | CN1015235B Apparatus for forming long plate member |
| 12/31/1991 | US5076091 Unit for bending sheet metal and a device for manipulating sheet metal |
| 12/27/1991 | EP0250594B1 Forming roll for pipe mills and forming method and apparatus using same |
| 12/24/1991 | US5074139 Roll forming of semiconductor component leadframes |
| 12/24/1991 | CA1293431C Bending press for sheet metal and the like and method utilizing same |
| 12/12/1991 | DE4016440A1 Profiled section cold shaping - using vibrating clamping pads at each end of length to be bent with further central vibrating head |
| 12/11/1991 | EP0460229A1 A 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 |
| 12/11/1991 | EP0459988A1 Method for manufacturing of square pipes from coated steel strips. |
| 12/04/1991 | EP0458976A1 Device for control of a robot manipulator for a metal sheet bending installation. |
| 11/26/1991 | US5067340 Precision press brake |
| 11/20/1991 | CN2088909U Bender by roasting |
| 11/19/1991 | US5065610 Clamping apparatus for press brake |
| 11/05/1991 | US5062319 Sheet rolling machine guard apparatus |
| 11/05/1991 | US5062283 Press brake and a workpiece measuring method in the press brake |
| 10/30/1991 | EP0454619A1 Apparatus for bending a plate into a cylindrical form |
| 10/29/1991 | US5060501 Flat metal stock bending die |