Patents for B23K 11 - Resistance welding; Severing by resistance heating (12,828)
04/1993
04/07/1993EP0535343A2 Spot welding apparatus and spot welding method
04/07/1993CN2129197Y Automatic spot-seam welding mechanism of tube type linked inside and outside
04/07/1993CN1070733A Method of measuring temperature
04/06/1993US5200692 Apparatus for limiting current through a plurality of parallel transistors
04/06/1993CA1315854C Welder apparatus with standardized interface connections
04/06/1993CA1315533C Apparatus for manufacturing building panels
03/1993
03/31/1993EP0534268A2 Fusing machine
03/30/1993US5198633 Stopper device in a welding robot gun
03/30/1993CA1315355C Rail tensioning apparatus
03/24/1993EP0533420A2 Weld stud
03/24/1993EP0532853A1 Apparatus for seam welding metal plates
03/24/1993CN2128575Y Single-side non-pressur resistance combined dot welding electrode
03/23/1993US5196668 DC resistance welding apparatus
03/23/1993US5195682 Welding
03/23/1993CA1314945C Electric flash-butt welding machine and method of providing a welded joint between adjacent ends of rail sections
03/23/1993CA1314665C Decorative capped wheel and method of making same
03/18/1993WO1993004812A1 Method for measuring the temperature of the crimping or welding area during a heat crimping or spot welding operation, and methods for controlling the parameters of crimping and spot welding operations
03/17/1993EP0531672A1 Disk welding machine
03/16/1993US5194709 Method for checking a spot welded portion and spot welding machine
03/16/1993CA1314593C Exchangeable gun arm welding gun and gun arm exchange apparatus
03/10/1993CN2127896Y Low-induction coaxial double-line combined cable
03/09/1993US5192845 Process and device for automatic determination of parameters for process control systems with unknown transfer behavior, in particular for process control systems for resistance spot welding
03/04/1993WO1993003892A1 Locating a transformer upon a programmable robot
03/03/1993EP0529231A1 Apparatus for the butt welding of chain links
03/03/1993EP0174984B1 Liquid phase bonded amorphous materials and process for preparation thereof
02/1993
02/24/1993EP0528731A1 Method and process for welding two pieces having a different metallic structures
02/24/1993EP0528667A1 Flash butt welding shield
02/24/1993EP0368967B1 Process and installation for producing two-layered welded network bodies
02/23/1993US5189275 Printed circuit assembly with contact dot
02/17/1993EP0527694A1 Procedure for the fabrication of braid conductors for electro-mechanical apparatus and disposition for their fabrication
02/17/1993EP0527626A2 A micro-welding method, apparatus and an electrode
02/17/1993CN1069004A Apparatus for supplying units
02/16/1993US5186075 Steering wheel for motor vehicle
02/16/1993CA1313586C Apparatus for welding motor vehicle bodies
02/10/1993CN1068795A Drive for feeding thin metal sheets on can welding machine
02/09/1993US5185513 Heat controller and method for heat treatment of metal
02/09/1993US5185508 Welder locator alignment fixture
02/09/1993US5184766 Assembly line construction and method for assembling automotive vehicle bodies
02/04/1993DE4125444A1 Automatic welding positioning device - with analog=digital transformer connected to sensor measuring direct current from sensor
02/03/1993EP0526085A1 Parts feeding apparatus
01/1993
01/31/1993CA2072281A1 Apparatus for re-using wires used once for mash seam welding
01/28/1993DE4124644A1 Hardening internal surface of esp. cylinders - using structured rollers to heat surface by electro-resistance heating and movement of roller electrode over workpiece surface
01/28/1993CA2074631A1 Parts feeding apparatus
01/21/1993DE4122777A1 Resistance welding wires to connector - to cause wire enclosure by fused connector material
01/20/1993EP0523377A1 Device for delivering thin sheet to a can welding machine
01/19/1993CA1312927C Opening-degree detecting apparatus for welding gun
01/05/1993US5177337 Welding gun assembly and fluid actuated cylinder
12/1992
12/30/1992EP0520719A1 Counterweight attachment technique
12/30/1992EP0394282B1 Z-bar for forming can material
12/29/1992US5174489 Electrically-driven cam-actuated tool clamp
12/29/1992US5174191 Pneumatically actuatable linear drive for automatic spot welding machines
12/26/1992CA2069386A1 Counterweight attachment technique
12/24/1992DE4120709A1 Hydraulic cyl;inder prodn. - using extruded or cold drawn aluminium@ tube and butt-welded hollow socket(s) with solid end finally drilled through
12/23/1992EP0519407A2 Spot-weldable aluminum sheet and production thereof
12/22/1992US5173066 Chip holder fixing device
12/22/1992US5172846 Butting device for joining running steel sheets
12/22/1992CA1311679C Cutter and drive gear assembly for dressing welding electrode tips
12/17/1992DE4119849A1 Electrical supply system - for radially welding tubing to end parts with minimal wear of electrical contacts
12/15/1992US5171961 Monitoring weld voltage
12/15/1992US5171960 Direct-current resistance welding apparatus and method of controlling welding current thereof
12/15/1992US5170932 Method for connection of railway point components consisting of cast hard manganese steel or manganese steel rails to a rail made from carbon steel
12/10/1992WO1992021477A1 Automatic welder control system
12/10/1992CA2110053A1 Automatic welder control system
12/09/1992EP0517040A1 Method for welding braid leads, especially copper braids
12/09/1992CN2124100U Electrode holder for moving spot welder
12/03/1992DE4217617A1 Spot welding electrode for welding aluminium@ parts - made of copper@ body with tin@ coated tips for holding parts to be welded
12/03/1992DE4117697A1 Litz copper@ wire welder for ceramic plates - has fixed gas-tight region with electrodes moved into position to enclose region
12/02/1992EP0516559A1 Method for welding two copper pieces
12/01/1992US5168142 Method for fabricating a clutch cylinder-drum assembly
12/01/1992CA1311018C Method of controlling electrode tip of welding gun in automatic welding machine
12/01/1992CA1311017C Control method and apparatus for automatic welding machine
12/01/1992CA1311014C Circuit for measuring the voltage drop between the welding electrodes of a resistance welding machine
11/1992
11/29/1992CA2066292A1 Method for fabricating a clutch cylinder-drum assembly
11/25/1992EP0514696A1 Welding gun for an automatic spot welding system
11/25/1992EP0514572A1 Honeycomb type catalyst carrier
11/24/1992US5166491 Master computer controlled modular welder, weld control and power unit apparatus and method
11/24/1992US5165589 Concurrent friction/joule heating weld process
11/22/1992CA2068942A1 Assembly process by welding of two solid copper pieces and assembly performed using such a process
11/17/1992US5164564 Welding robot gun connecting device
11/14/1992WO1992020472A1 Method for manufacturing a drum brake shoe
11/14/1992CA2102898A1 Method for manufacturing a drum brake shoe
11/12/1992WO1992019413A1 Composite material
11/10/1992CA1309849C Bushing forming machine
11/04/1992EP0511742A2 Parts feeding and receiving mechanism
11/04/1992CN2120654U Seam welder cabable for repeat use welding rod
11/04/1992CN1065954A Process for in-lay welding for armature or slip-ring of motor
11/04/1992CN1065909A Butting device for joining running steel sheets
11/04/1992CN1065841A Parts feeding and receiving mechanism
10/1992
10/28/1992EP0510209A1 Method of multispot-welding and carrier obtained by said method
10/28/1992CN1065636A Device for controlling feed speed of parts
10/27/1992US5159168 Sliding contact roller head
10/27/1992CA1309470C Welding complex
10/22/1992DE4112790A1 Welding device for welding together glass frames - has several pairs of conduction and activation elements connecting electrodes to power source
10/22/1992DE4112732A1 Quality controlling spot welds
10/21/1992EP0509462A1 Welding management apparatus
10/20/1992US5157234 C-type welding gun robot holding apparatus
10/15/1992WO1992017311A1 Integrated double drive cylinder
10/14/1992EP0508874A1 Tool control apparatuus containing a welding clamp to realize a particular operation on workpieces, and also an automatic positioning system to control the relative displacement of the welding clamp with respect to these workpieces
10/14/1992EP0508414A1 Joined parts of Ni-Ti alloys with different metals and joining method therefor
10/14/1992EP0508102A1 Method for seam welding metal plates