| Patents for B21D 39 - Application of procedures in order to connect objects or parts, e.g. coating with sheet metal otherwise than by plating; Tube expanders (11,420) |
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| 12/31/1997 | WO1997049512A1 Method for joining and inspecting |
| 12/31/1997 | WO1997049511A1 Process for fitting components rotationally fixedly on a shaft |
| 12/30/1997 | US5702556 Method and apparatus for producing a laminated viscoelastic product |
| 12/30/1997 | US5701655 Method and apparatus for making brake shoes |
| 12/29/1997 | EP0813463A1 Method and machine for inserting inserts |
| 12/29/1997 | EP0643633B1 A method for joining together two or several overlaying sheet formed members, an apparatus for carrying out said method |
| 12/24/1997 | WO1997048507A1 Method and forming die for fabricating spiral groove torque tube assemblies |
| 12/17/1997 | CN1167882A Method for sealedly joining flanged coupling onto pipeline |
| 12/16/1997 | US5697135 Press tool |
| 12/10/1997 | EP0811444A1 Method of wall-thickening metal pipes |
| 12/10/1997 | EP0810907A1 Two piece pedal rod and method of making same |
| 12/09/1997 | US5694984 Strapping tool with improved punches |
| 12/09/1997 | US5694670 For swaging a fitting onto a tube |
| 12/04/1997 | WO1997045216A1 Method and forming die for fabricating torque joints |
| 12/04/1997 | CA2255972A1 Method and forming die for fabricating torque joints |
| 11/27/1997 | WO1997044148A1 Device for folding the edges of roof cutouts for motor vehicle sliding roofs |
| 11/27/1997 | WO1997044147A1 Process for shaping a flat metal workpiece |
| 11/27/1997 | DE19620247A1 Vorrichtung zum Falzen der Ränder von Dachausschnitten für Schiebedächer von Kfz-Karosserien Apparatus for folding the edges of roof cutouts for sliding roofs of motor vehicle bodies |
| 11/27/1997 | DE19620196A1 Verfahren zum Umformen eines flächigen Metallwerkstückes Method for forming a planar metal workpiece |
| 11/26/1997 | EP0808677A1 Machine for automatically manufacturing puzzle-lock compression rings |
| 11/26/1997 | EP0808675A1 Process and forming tool for creating a link to a hollow corpus |
| 11/26/1997 | CN1165917A Mfg. method for enclosed shell of sealing compressor as well as sealing compressor |
| 11/26/1997 | CN1165873A Tech. for processing enamel vessel |
| 11/20/1997 | WO1997043165A1 Method and device for fastening a reinforcement frame around a sunroof section |
| 11/19/1997 | CN1165244A Electrothermal stopper nut clamping device |
| 11/13/1997 | WO1997042440A1 Process and device for producing a pipe press-fitted connection |
| 11/13/1997 | DE19618626A1 Non-removable connection for hollow struts and components |
| 11/13/1997 | CA2253758A1 Process and device for producing a pipe press-fitted connection |
| 11/11/1997 | US5685190 Expanding mandrel, expanding method and expanding apparatus using the expanding mandrel and heat exchanger with heat exchanging tubes expanded by the expanding method |
| 11/11/1997 | US5685057 Drill bushing assembly and method |
| 11/06/1997 | WO1997041377A1 Tubing connector |
| 10/29/1997 | CN1163366A Connecting structure and connecting method for connecting eye splice and slender metal tube |
| 10/28/1997 | US5681406 Cross rolling at below 600 degrees celcius to expand diameter and improve texture of heat extruded or drawn seamless tube |
| 10/28/1997 | US5680687 For making a tube connection |
| 10/23/1997 | WO1997027013A3 Process and device for producing pipes as per the uoe-process |
| 10/22/1997 | EP0802002A1 Method for sealedly joining a flanged coupling onto a pipeline |
| 10/22/1997 | EP0802001A1 Device for bending the rim of a sheet |
| 10/22/1997 | EP0801999A1 Method for joining tubes |
| 10/21/1997 | US5678946 Joint structure for metal plates |
| 10/16/1997 | WO1997038279A1 Method for installing a baffle in a tubular member |
| 10/16/1997 | DE19620165C1 Verfahren und Vorrichtung zum Herstellen einer Rohrpreßverbindung Method and apparatus for manufacturing a Rohrpreßverbindung |
| 10/15/1997 | EP0801202A2 Lattice cross assembly device |
| 10/15/1997 | EP0800435A1 Axial swage tool having a stabilizing pin |
| 10/14/1997 | US5675893 Method for fastening an engaging member to a cylinder |
| 10/09/1997 | DE19613795A1 Method for joining workpieces |
| 10/08/1997 | EP0799369A1 Double-walled housing, especially for catalytic converters in motor vehicles |
| 10/08/1997 | EP0671984B1 Press tool |
| 10/07/1997 | US5673470 Extended jacket end, double expansion hydroforming |
| 10/02/1997 | WO1997035676A1 Process and apparatus for shaping containers |
| 09/30/1997 | CA2032030C Heat exchanger and method of assembly thereof |
| 09/25/1997 | WO1997035137A1 Pipeline coupling |
| 09/24/1997 | EP0796156A1 Folding device |
| 09/24/1997 | EP0711211B1 Punching method for production of tubular pieces |
| 09/23/1997 | US5669440 Heat exchanger having a welded pipe which has a reduced wall thickness at location of the weld seam |
| 09/20/1997 | CA2200289A1 Pipeline coupling |
| 09/17/1997 | EP0795698A1 Method of producing a composite camshaft and a tool for carrying out said method |
| 09/17/1997 | CN1159371A Method for making cone-shaped pipe by extrusion |
| 09/16/1997 | US5667252 Internal sleeve with a plurality of lands and teeth |
| 09/16/1997 | US5666711 Press tool |
| 09/12/1997 | WO1997032679A1 Crimper assembly |
| 09/09/1997 | US5664530 Tappet for a valve drive of an internal combustion engine |
| 09/09/1997 | US5664327 Method for producing a hollow composite members |
| 09/02/1997 | US5662349 For a vehicle |
| 08/28/1997 | WO1997031214A1 Mechanical joint |
| 08/28/1997 | WO1997030825A1 Tool for pressing pipe connections |
| 08/27/1997 | EP0791433A1 Apparatus for installing clamping rings |
| 08/27/1997 | CN1158094A A tool for making joints between sheet-formed members |
| 08/26/1997 | US5660072 Process for producing a handlebar stem |
| 08/26/1997 | US5660012 Frame assembly and method of making |
| 08/26/1997 | CA2021677C Multi-walled tubular member and method of forming |
| 08/19/1997 | US5657656 Automatic positioning system for a hose assembly and method therefor |
| 08/19/1997 | US5657560 Sealing a steam chamber of a steam iron |
| 08/19/1997 | US5657531 Magnetic head arm, method of producing the same and apparatus for producing the same |
| 08/14/1997 | WO1997028929A1 Press apparatus |
| 08/14/1997 | WO1997022426A3 Electromagnetic joining or welding of metal objects |
| 08/14/1997 | DE19631019A1 Pressure unit esp. for connecting tube with fitting using at least two open dies |
| 08/13/1997 | CN1156978A Process for joining insert to tubular part by flanging |
| 08/12/1997 | US5655396 Roll peening device |
| 08/12/1997 | US5655298 Method for joining a tube and a plate |
| 08/06/1997 | EP0787546A1 Unit for pre-hemming and final hemming of sheet edges |
| 08/06/1997 | EP0787046A1 Folding machine |
| 08/06/1997 | CN1156067A Joint structure for metal plates |
| 07/31/1997 | WO1997027013A2 Process and device for producing pipes as per the uoe-process |
| 07/30/1997 | EP0786294A1 Joint structure for metal plates |
| 07/24/1997 | DE19602920A1 Verfahren und Vorrichtung zur Herstellung von Rohren nach dem UOE-Verfahren Method and apparatus for the manufacture of pipes according to the UOE method |
| 07/23/1997 | EP0785117A1 Improvements relating to wiper arm assemblies |
| 07/22/1997 | US5649662 Method and a pipe element for providing a radially outwards directed bead at the end rim of a pipe |
| 07/17/1997 | DE19700583A1 Structure for connection between eye sleeve and thin metal pipe |
| 07/17/1997 | CA2167343A1 Method and apparatus for the fabrication of metal cylinders |
| 07/16/1997 | EP0783928A1 Method of crosspressing an at least locally cylindrical-formed workpiece into a tubular workpiece, tool for its application and assembly of two cross-pressed parts made thereby |
| 07/16/1997 | EP0783384A1 Apparatus for joining sheet material and joint formed therein |
| 07/15/1997 | US5647243 Device for hemming elements of pressed sheet metal |
| 07/15/1997 | US5647125 Process for manufacturing a drive plate |
| 07/11/1997 | CA2194791A1 Procedure for attaching a cylindrical part in a tubular part, the tools required for this, and the resulting set of two parts fixed in a cross shape |
| 07/10/1997 | WO1997024195A1 Automatic positioning system for a hose assembly and method therefor |
| 07/09/1997 | EP0782650A1 Secondary crimping process |
| 07/09/1997 | EP0782484A1 Process for joining an insert to a tubular part by flanging |
| 07/09/1997 | CN2257505Y Double-function bellows expansion joint |
| 07/08/1997 | US5644945 Crimping die for use in a crimping machine |
| 07/03/1997 | DE19547592A1 Device for concentrically cold forming tubes or rings |