Patents for B21D 53 - Making other particular articles (18,517) |
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12/22/1994 | DE4421134A1 Method for the production of a gilled heat exchanger |
12/22/1994 | DE4319885A1 Method for the production of the outer part of a joint |
12/18/1994 | WO1995000266A1 Band plate bending apparatus |
12/14/1994 | EP0627997A1 High strength automotive seat frame and method |
12/14/1994 | EP0627967A1 Method and apparatus for flattening portions of a corrugated plate |
12/14/1994 | EP0377682B1 Process for manufacturing a thin edge orifice disc for fuel injectors |
12/08/1994 | WO1994028367A1 Heat exchanger |
12/08/1994 | WO1994027755A1 Method and apparatus for sizing multiple tubes |
12/07/1994 | EP0627272A2 Multi-stage dual wall conduit hydroforming |
12/07/1994 | EP0626890A1 Cold-forming of toothed wheels from sheet steel |
12/06/1994 | US5369876 Apparatus for inserting U-shaped tubes in a heat exchanger core |
12/01/1994 | DE4400257C1 Metal spinning method for the chipless production of a hub of a gearing component having the hub |
11/30/1994 | EP0626221A1 Apparatus for bending a band-shaped work |
11/30/1994 | CN1095650A Method for working arc notch of brake fixing seat |
11/30/1994 | CN1026763C Integratlly-shapping method for bicycle chain wheel |
11/29/1994 | US5367758 Method for manufacturing slide fastener coupling elements |
11/23/1994 | EP0625256A1 Refrigerant cooling assembly for centrifuges |
11/23/1994 | EP0625079A1 Process for manufacturing tubular parts |
11/23/1994 | CN1095251A Slide-fastener coupling element and method of making the same |
11/22/1994 | US5365813 System for making picture frames |
11/22/1994 | CA2013634C Machine for punching out butterfly clips for fastening to a frame of a spring core |
11/17/1994 | DE4314558A1 Process for the non-cutting production of an outer profile on a hollow-cylindrical body and associated apparatus |
11/16/1994 | CN2182693Y Machine for bending legs of glasses |
11/16/1994 | CN2182690Y Die sets equipment for formation |
11/15/1994 | US5363555 Method of manufacturing an article by superplastic forming and diffusion bonding |
11/15/1994 | US5363544 Multi-stage dual wall hydroforming |
11/10/1994 | WO1994025198A1 Method for producing a full face fabricated vehicle wheel |
11/10/1994 | WO1994025195A1 Microprocessor controlled apparatus and method for forming metal building panels |
11/10/1994 | WO1994025194A1 Side panel assembly and method and apparatus for forming the same |
11/10/1994 | DE3050857C2 Heat exchanger |
11/09/1994 | EP0623204A1 Welded plate heat exchanger. |
11/09/1994 | CN2182009Y Internal screwed tube planetary differential speed spin-pull device |
11/09/1994 | CN2182008Y Punched die for hook hole of aluminium alloy window lock |
11/09/1994 | CN2182007Y Fin cold wrapping apparatus for tubular cooler |
11/08/1994 | US5361619 Process and apparatus for press forming |
11/08/1994 | US5361493 Method of manufacturing wheels for motor vehicles |
11/08/1994 | US5361476 Method of making a spacer frame assembly |
11/08/1994 | US5361471 Slide fastener coupling element forming apparatus and cutting punch |
11/03/1994 | DE4411350A1 Apparatus and method for the production of a cage for rolling-contact bearings |
11/02/1994 | EP0621812A1 Process for manufacturing a formed body made by pressing or deep-drawing |
11/02/1994 | CN1094339A Expanding joint method for calorized plate steel tube with heat-erchange tube |
11/01/1994 | US5359871 Microprocessor controlled apparatus and method for forming metal building panels |
10/26/1994 | EP0495973B1 Method and device for splitting a stream of fluid |
10/26/1994 | EP0494285B1 Assembly of a cylindrical body made to finished dimensions |
10/25/1994 | US5357775 Process for producing suspension component of light alloy |
10/25/1994 | US5357663 Slide fastener coupling element forming apparatus |
10/19/1994 | EP0523121B1 Making pulleys |
10/19/1994 | CN1093782A Method for manufacturing a brake shoe |
10/18/1994 | US5355706 Process for the production of a hollow workpiece being profiled at least internally in a straight or helical manner relative to the workpiece axis |
10/18/1994 | CA2026119C Tubular reinforcement element and a method of making same |
10/18/1994 | CA1332542C Method and apparatus for wheel manufacture |
10/13/1994 | WO1994023256A1 Tube heat exchanger and a method of production of its heat exchanging elements |
10/13/1994 | WO1994022615A1 Wheel rim |
10/12/1994 | CN2179214Y Corrguated radiator shaper |
10/12/1994 | CN1093502A Method of manufacturing stator for stepping motor |
10/12/1994 | CN1093306A Manufacture of bearing arrangment |
10/11/1994 | US5353868 Integral tube and strip fin heat exchanger circuit |
10/11/1994 | US5353639 Method and apparatus for sizing multiple tubes |
10/11/1994 | US5353584 Hollow diamond cut rope chain with multi-faceted surfaces |
10/11/1994 | US5353496 Mechanical tube expander with four axis control |
10/11/1994 | CA2022617C Apparatus for forming metallic binding bands |
10/06/1994 | DE4318425C1 Apparatus for the upright straightening of a spring leaf |
10/06/1994 | DE4310311A1 Apparatus for the production of a clamping joint |
10/05/1994 | EP0618660A1 Method of manufacturing stator for stepping motor |
10/05/1994 | CN1026086C Connector of convey belt and production of same |
09/29/1994 | DE4310118A1 Continuous-flow water heater (instantaneous water heater) and method for manufacturing the heat exchanger of the continuous-flow water heater |
09/28/1994 | EP0616862A1 A process for manufacturing radiator elements for central heating plants |
09/27/1994 | US5349841 Feeding apparatus for metal belting and manufacturing apparatus for fins of a heat exchanger |
09/21/1994 | CN2177542Y Automatic producing equipment for flexible connecting part of copper belt for switch |
09/20/1994 | US5348083 Heat exchanger |
09/20/1994 | US5347888 Method for forming a bead forming die |
09/15/1994 | WO1994020236A1 Tooling apparatus and method for high speed production of drawn metal cups |
09/15/1994 | WO1994020235A1 Method for the non-cutting production of a transmission component hub |
09/15/1994 | DE4404928A1 Heater of metal tubes intimately connected to one another, and method of producing it |
09/15/1994 | DE4307893A1 Punching head for corner-joining machines |
09/13/1994 | US5346366 Bladed rotor and apparatus for producing same |
09/13/1994 | US5345678 Method of assembling window and glass-door casements |
09/13/1994 | US5345676 Method for producing a full face fabricated vehicle wheel |
09/08/1994 | DE4306621A1 Method of producing a camshaft arrangement with shaft elements lying one inside the other |
09/07/1994 | EP0614062A2 Expanded structures |
09/07/1994 | EP0613548A1 Perforated plates for cryogenic regenerators and method of fabrication |
09/07/1994 | EP0613408A1 Developed blank layout angle bracket |
09/07/1994 | CN1091681A Method for wheels |
09/06/1994 | US5344063 Method of making diffusion bonded/superplastically formed cellular structures with a metal matrix composite |
09/01/1994 | WO1994019127A1 Process for manufacturing a light metal wheel in a single piece from a wrought aluminium material |
09/01/1994 | WO1994019126A1 Method of pressure intensifying drawing by rotary molding and apparatus therefor |
08/31/1994 | EP0612937A1 A method of making a torque converter end cover |
08/30/1994 | US5342100 Angle plates for transverse duct flanges |
08/25/1994 | DE4335505C1 Device for producing a gear part which is toothed on the outside |
08/24/1994 | WO1994019144A1 Automated method and apparatus for placement of angle plates in transverse duct flanges |
08/24/1994 | EP0611615A1 Method to produce gearing, in particular toothed quadrants |
08/18/1994 | DE4304224A1 Ring-forming tool |
08/16/1994 | US5338100 High strength automotive seat frame and method |
08/16/1994 | US5337476 Method of making a camshaft |
08/10/1994 | EP0610108A1 Crimping ring and method of making it |
08/10/1994 | CN1090640A Heat exchanger and manufacturing method |
08/04/1994 | WO1994016843A1 Staple forming |
08/03/1994 | EP0608770A1 Slide-fastener coupling element and method of making the same |
08/03/1994 | EP0608629A2 Method of making ball bearing retainer or cage |
08/02/1994 | US5333482 Method and apparatus for flattening portions of a corrugated plate |