| Patents for B23K 11 - Resistance welding; Severing by resistance heating (12,828) |
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| 06/13/1989 | US4838322 Method for assembling three-dimensional metal structures, machine for the manufacturing thereof, and structures obtained with such a method |
| 06/13/1989 | CA1255761A1 Electronic device for controlling the supply of electrical power to resistance welding equipment, in particular as used in metal box construction |
| 06/08/1989 | DE3839886A1 Rahmenkonstruktion eines sitzes Frame structure of a seat |
| 06/07/1989 | EP0318583A1 Device for removing internal burrs in welded pipes |
| 05/31/1989 | EP0185014B1 Resistance welder |
| 05/30/1989 | US4835358 Method and apparatus for soldering a platelike body |
| 05/30/1989 | US4835356 Spot welding machine |
| 05/30/1989 | US4834440 Hand device for industrial robot |
| 05/30/1989 | US4834233 Feed device, particularly for can bodies |
| 05/24/1989 | EP0316754A1 Metallic container |
| 05/23/1989 | CA1254626A1 Contact wire for a roller seam welding machine and method for welding sheets together |
| 05/18/1989 | WO1989004235A1 Method of flash-butt contact welding of a pair of parts |
| 05/17/1989 | EP0316125A1 Electrical connector high-speed welding apparatus |
| 05/16/1989 | US4831229 High frequency resistance spot welding structure and method |
| 05/16/1989 | US4831228 Electrical resistance welding guns having workpiece clamping and independent electrode biasing |
| 05/16/1989 | US4830094 Method of cooling the continuous shielding wire fed to the welding rollers of machines for seam-welding discrete lengths of tube |
| 05/10/1989 | EP0314679A1 Method and apparatus for measuring and controlling indentation in resistance welding. |
| 05/09/1989 | US4829152 Method of resistance welding a porous body to a substrate |
| 05/09/1989 | CA1253924A1 Method for heating metal elements to be joined |
| 04/27/1989 | DE3809590C1 Safety grille |
| 04/26/1989 | CN1032508A Apparatus for producing inclined winglet part |
| 04/25/1989 | US4825031 Weld gun control |
| 04/25/1989 | US4824007 Method and device for the orientation and logitudinal movement of rounded can bodies in relation to a welding apparatus |
| 04/12/1989 | CN2035680U Metal-cutting band-saw blade welding device |
| 04/12/1989 | CN2035679U Automatic controller for band-saw blade butt welding |
| 04/11/1989 | US4820896 Method and apparatus producing drawn copper wire from an electrical seam welder |
| 04/11/1989 | US4819541 Control of a double-action pneumatic drive |
| 04/11/1989 | CA1252518A1 Resistance welding electrode cap with a pronounced welding tip |
| 04/05/1989 | EP0310338A2 Spot gun for a welder machine |
| 04/05/1989 | CN1032145A Feed device, particularly for can bodies |
| 03/29/1989 | EP0308837A1 Apparatus for manufacturing building panels |
| 03/28/1989 | US4815901 Apparatus for the automatic lapping of welding robot electrodes |
| 03/28/1989 | CA1251692A1 Method of making a welded can body |
| 03/23/1989 | WO1989002333A1 Method of contact-type flash-butt welding of group of identical parts by pairs |
| 03/22/1989 | EP0307442A1 Process and device for regulation of resistance or arc welding processes. |
| 03/14/1989 | US4812612 Hydraulic lock for resistance welders |
| 03/09/1989 | DE3728329A1 Resistance welding method, especially a spot-welding method |
| 03/08/1989 | EP0306036A1 A high-power-density beam welding method in combination with upset welding and apparatus therefor |
| 03/07/1989 | US4810849 Weld gun control |
| 03/07/1989 | CA1250905A1 Welding machine for welding tongues onto sheet-metal parts |
| 03/01/1989 | CN2033538U Multifunctional, combined electro-machining apparatus |
| 02/23/1989 | WO1989001383A1 Composite metal panel |
| 02/22/1989 | EP0303634A1 Fixing device and method for the manufacture of same |
| 02/21/1989 | US4806723 Weld monitoring |
| 02/16/1989 | DE3741377C1 Method and device for bridge welding |
| 02/14/1989 | US4804819 Structure and method for resistance welding with an inductively coupled power source |
| 02/09/1989 | DE3825616A1 Method of joining workpiece parts |
| 02/09/1989 | DE3825282A1 Method for the production of a reinforcing element |
| 02/08/1989 | EP0302333A1 Device for the protective supply in a resistance roller seam welding machine |
| 02/08/1989 | EP0167529B1 Resilient resistance welding electrode |
| 02/07/1989 | US4803331 Power control and line voltage monitor/compensator for resistance spot welding machines |
| 02/07/1989 | US4803330 Machine for flash butt welding of pipes |
| 02/07/1989 | US4803329 Welder head |
| 02/07/1989 | US4803325 Resistance seam welding machine |
| 02/07/1989 | CA1249787A1 Mechanical welding press |
| 02/02/1989 | DE3724293A1 Spot welding device for contact welding by means of resistance heating |
| 02/02/1989 | DE3724291A1 Regulated short-term energy source |
| 02/01/1989 | EP0301218A1 Process for joining work pieces by resistance heating with a short-time energy pulse |
| 02/01/1989 | CN1030715A Contact-welding technology |
| 01/24/1989 | US4800249 Automatic system for assembly and welding metal sheet bodies, particularly car bodies, suitable for high mass production |
| 01/18/1989 | CN2030929U Foldable two-purpose electric heating cutter |
| 01/10/1989 | CA1248595A1 Electrode roll for electric resistance welding |
| 01/04/1989 | CN1030039A Electrode wire for roller seam welding machine |
| 01/03/1989 | US4795876 Method and apparatus for preliminarily tacking structural components to each other |
| 01/03/1989 | US4795875 Contact wire for a roller seam welding machine |
| 12/29/1988 | WO1988010167A1 Process for manufacturing an electric-discharge cutting tool, electrode, and corresponding tool |
| 12/29/1988 | WO1988009574A3 Roller electrodes for electric-resistance welding machine |
| 12/29/1988 | WO1988000104A3 Method and apparatus for measuring and controlling indentation in resistance welding |
| 12/28/1988 | EP0296345A1 Wire electrode for a seam welding machine |
| 12/28/1988 | EP0296151A1 Device with lifting frame for the machining of workpieces. |
| 12/28/1988 | CA1247710A Capacitive device and method of packaging that device |
| 12/27/1988 | US4794221 Apparatus and method for exchanging electrode chips used for resistance welding |
| 12/27/1988 | US4794050 With metal phosphide coating |
| 12/21/1988 | EP0295356A1 Monitoring facility for electric welding equipment, in particular as used for metal box manufacture |
| 12/20/1988 | US4792656 Invertor type DC resistance welding machine |
| 12/20/1988 | CA1322305B Structures fabricated from aluminium components and processes involved in making these structures |
| 12/20/1988 | CA1246944A1 Structures fabricated from aluminium components and process involved in making these structures |
| 12/13/1988 | US4791265 Methods and apparatus for electric resistance welding |
| 12/13/1988 | CA1246690A1 Resistance welder |
| 12/13/1988 | CA1246689A1 Butt welding machine |
| 12/13/1988 | CA1246687A1 Apparatus for electric pressure joining, especially pressure welding and pressure soldering |
| 12/06/1988 | US4789769 Adjustable electrode holder |
| 12/06/1988 | US4789768 Projection welder |
| 12/01/1988 | WO1988009574A2 Roller electrodes for electric-resistance welding machine |
| 12/01/1988 | WO1988009231A1 Device for removing internal burrs in welded pipes |
| 12/01/1988 | WO1988004590A3 Arrangement in welding machines |
| 11/30/1988 | CN88102893A Resistance welding in aluminium |
| 11/29/1988 | US4788407 Spot welding electrode apparatus |
| 11/29/1988 | US4788405 Weld thickness monitoring in resistance welding apparatus |
| 11/23/1988 | CN88102518A Rounding apparatus for can welding machine |
| 11/23/1988 | CN88102515A Conveyor device for can bodies in can welding machine |
| 11/22/1988 | US4786779 Saw blade segment welding apparatus |
| 11/17/1988 | EP0291277A1 Resistance welding of aluminium |
| 11/17/1988 | EP0290765A1 Feeding device, especially for can blanks |
| 11/16/1988 | CN88201595U Vertical reinforcing bar electric slag pressure welding equipment |
| 11/16/1988 | CN88102675A Sizing tool for machine for longitudinal seam welding of rounded can bodies |
| 11/15/1988 | US4785159 Dental welding device and system |
| 11/15/1988 | US4785154 Method and apparatus for joining together the ends of a metallic band by resistance inert gas welding |
| 11/15/1988 | US4785153 Process and device for reciprocal guidance of workpieces and tools that move relative to one another, particularly rolling seam welding machines |
| 11/15/1988 | CA1244892A1 Method permitting multiple uses of a copper wire employed as the electrode in electrical resistance seam welding and apparatus therefor |