| Patents for B23K 11 - Resistance welding; Severing by resistance heating (12,828) |
|---|
| 05/05/1982 | EP0051025A1 Cutting apparatus for metallic pieces |
| 05/05/1982 | EP0050950A2 Feedback welder control system |
| 05/04/1982 | US4328409 Continuous, automatic mesh welding structure and method |
| 04/29/1982 | WO1982001338A1 Feedback welder control system |
| 04/29/1982 | WO1982001337A1 Feedback welder control system |
| 04/27/1982 | US4327272 Method for spot welding galvanized sheet metal |
| 04/27/1982 | CA1122665A1 Ring transformer for resistance butt welders |
| 04/20/1982 | US4326117 Weld braze technique |
| 04/06/1982 | US4323758 Universal control structure for welding devices of an automatic welding machine |
| 04/06/1982 | US4323754 Welding automotive brake shoes by high frequency resistance welding |
| 04/06/1982 | US4323753 Method and apparatus for welding automotive brake shoes |
| 04/06/1982 | US4323752 Pipe resistance butt welding apparatus |
| 04/06/1982 | US4323750 Device for feeding, with elongate lining material, an installation for lining a tubular member |
| 04/06/1982 | CA1121468A1 Spot welding assembly for electrical resistance welding |
| 03/30/1982 | US4322599 Apparatus for resistance welding of an electro-optic device housing |
| 03/30/1982 | US4322598 Method for forming a conduit extending through and beyond opposite sides of a housing wall |
| 03/30/1982 | CA1121005A1 Device for welding tubes to pipe |
| 03/23/1982 | US4321452 Flash welders |
| 03/17/1982 | EP0047545A2 Clamp support for an electric welding robot |
| 03/09/1982 | US4319118 Method of welding tantalum lead wires to tantalum capacitor anodes |
| 03/09/1982 | US4319117 Method of flash butt welding |
| 03/09/1982 | CA1119675A1 Machine for producing reinforcements, in particular for reinforced concrete, and the reinforcements produced thereby |
| 03/03/1982 | EP0040234A4 Z-bar guide apparatus. |
| 03/02/1982 | US4317980 Resistance welding sequence cycle control |
| 03/02/1982 | US4317277 Low resistance electric joint between conductive members, at least one member having an insulation coating thereon, and the method of making such joint |
| 02/23/1982 | US4316823 Method of manufacturing a monolithic metallic matrix coated with a catalysis promoting metal oxide |
| 02/16/1982 | US4316076 Automatic speed control for seam welding |
| 02/16/1982 | US4316072 Apparatus for positioning and securing components of a workpiece |
| 02/09/1982 | US4315125 Lattice welding machine with disc electrode |
| 02/09/1982 | CA1117755A1 Weldable instrumentation installation tool |
| 02/03/1982 | EP0006854B1 Ring type calibrating cage |
| 02/02/1982 | US4314129 Method and apparatus for making well screen |
| 01/26/1982 | CA1116958A1 Automatic apparatus for the treatment of links of metallic chains |
| 01/19/1982 | US4310958 Production-line automatic machine |
| 01/13/1982 | EP0043769A1 Timing means with storage element, especially for a welding apparatus |
| 01/12/1982 | US4310737 Pipe resistance butt welding apparatus |
| 01/12/1982 | CA1116248A1 Bimetal resistance welding electrode |
| 01/06/1982 | EP0043153A2 Automatic device for changing an electric welding gun, operated by the arm of a programmable manipulator |
| 12/22/1981 | US4307280 Method for filling internal casting voids |
| 12/22/1981 | CA1114905A1 Method and apparatus for resistance welding of an electro-optic device housing |
| 12/16/1981 | EP0041893A1 Welding machine, especially for sheet metal sealed cans for foodstuffs |
| 12/15/1981 | US4306138 Power supply apparatus for resistance welder including means for preventing polarized transformer excitation |
| 12/08/1981 | US4304977 Flash welding apparatus |
| 12/08/1981 | US4304821 Using a metal alloy |
| 12/01/1981 | US4303883 Apparatus for detecting the center of a welded seam in accordance with fundamental harmonic component suppression |
| 11/26/1981 | WO1981003299A1 Electrode fixing device |
| 11/26/1981 | WO1981003298A1 Method for establishing galvanic bonds between an insulated workpiece and welding electrodes electrode arrangement for the implementation and utilization thereof |
| 11/26/1981 | WO1981003297A1 Method for setting the position of at least one soldering or brazing electrode,apparatus for implementing it and application of the method and of the apparatus |
| 11/25/1981 | EP0040234A1 Z-bar guide apparatus. |
| 11/24/1981 | US4302653 Method and apparatus for monitoring and controlling a resistance welding operation |
| 11/17/1981 | US4301351 Modular microprocessor-controlled controller for resistance for resistance welding machines |
| 11/03/1981 | US4298650 Phosphorescent screens |
| 10/28/1981 | EP0038646A1 Method of manufacturing a welded can body |
| 10/28/1981 | EP0038587A2 Method for constructing welding guns, and the relative product |
| 10/27/1981 | CA1111508A1 Apparatus and method for making electrical resistance welds in a storage battery |
| 10/21/1981 | EP0038242A1 Welding machines for rails or analogous products |
| 10/20/1981 | US4296305 Machine for continuous flash butt welding |
| 10/20/1981 | US4296304 Electrode displacement monitoring in resistance welding |
| 10/20/1981 | US4296303 Method for making intercell connections in multi-cell storage battery |
| 10/15/1981 | WO1981002866A1 Luminescent screens |
| 10/07/1981 | EP0037391A2 Arrangement of a current bridge for a double point welding machine, particularly for a grid welding machine |
| 10/06/1981 | CA1110330A2 Method for thermal relay welding |
| 09/29/1981 | US4292494 Electric spark building-up of metal on the working surface of rolls |
| 09/22/1981 | US4291216 Process for welding of noble metal foil |
| 09/22/1981 | US4291214 Welding apparatus having closely mounted shunts |
| 09/22/1981 | US4290239 Tool positioner |
| 09/15/1981 | US4289951 Power factor monitoring and control system for resistance welding with line disturbance immunity |
| 09/15/1981 | US4289948 Automatic voltage compensation for digital welder control system |
| 09/08/1981 | US4288676 Method of continuous flash butt welding and hydraulic drive of continuous flash butt-welding machine for realization of this method |
| 09/08/1981 | US4288024 Method for making a bimetal resistance welding electrode |
| 09/08/1981 | US4287947 Solar panel elements and method of manufacture thereof |
| 09/01/1981 | US4287402 Controlling upsetting during welding of a split tube |
| 08/26/1981 | EP0034360A1 Electrode of a gas discharge overvoltage arrester and overvoltage arrester provided therewith |
| 08/25/1981 | US4286026 Article for implanting radioactive metal on a substrate |
| 08/19/1981 | EP0033962A1 Process for producing rounded edges welded along the longitudinal seam |
| 08/19/1981 | EP0033889A2 Device fitted to a machine for the continuous production of reinforcing cages for tubes or the like of armed concrete |
| 08/11/1981 | US4283615 Device for stopping a leak in a straight portion of a heat-exchanger tube |
| 08/11/1981 | US4282981 Whereby the thickness of the oxide layer is controlled to a small value; corrosion resistance |
| 08/04/1981 | US4282417 Method for controlling magnetizing current in multipulse resistant welding |
| 07/29/1981 | EP0032611A1 Welder control system |
| 07/21/1981 | US4280039 Apparatus for fabricating and welding core reinforced panel |
| 07/21/1981 | CA1105571A1 Non-marring spot weld tip |
| 07/21/1981 | CA1105570A1 Resistance roll-welding machine |
| 07/15/1981 | EP0031912A1 Resistance welding apparatus with sequence control |
| 07/14/1981 | US4277871 Heat exchanger panels and method of manufacture |
| 06/24/1981 | EP0030934A1 Multispot electric-resistance welding machine for making mesh grids of longitudinal and transversal wires |
| 06/24/1981 | EP0030748A1 Cleaning and/or cooling device for welding or forging rollers |
| 06/23/1981 | US4275285 Method of welding capped wheel nut |
| 06/23/1981 | CA1103523A1 Transport installation and method of transporting can bodies for a fully automated resistance welding machine |
| 06/16/1981 | US4273985 Internal resistance pipe butt welder |
| 06/16/1981 | US4273984 Flash butt welding apparatus |
| 06/16/1981 | US4273983 Method of resistance welding |
| 06/16/1981 | US4273504 Industrial robot system capable of pressure applied machining operations |
| 06/09/1981 | US4272664 Mobile rail welding machine |
| 06/09/1981 | US4272004 Z-Bar guide apparatus |
| 06/09/1981 | US4272003 Butt welding and burr shearing machine for reinforce steel |
| 05/26/1981 | US4270036 Device for welding together two bars on their front sides |
| 05/12/1981 | US4267425 Stud welding apparatus |
| 05/12/1981 | US4267424 Spot welding machine for heavy-duty operations on surface contoured workpieces |
| 05/05/1981 | US4266119 Hairpin-type electric resistance heating element |