Patents for B23K 11 - Resistance welding; Severing by resistance heating (12,828)
04/1998
04/15/1998EP0835700A1 Two-layers composite metal sheet and method of manufacture thereof
04/15/1998CN2278558Y Small spot welder
04/14/1998US5739501 Method and apparatus for forming blower housings
04/14/1998US5739500 IC card closure and welding apparatus
04/14/1998US5739499 Apparatus for bonding a workpiece with pressure
04/14/1998US5739498 Method of and apparatus for joining plate members by the use of anchor pegs
04/14/1998US5739496 Method of connecting a wire to a terminal and an apparatus therefor
04/14/1998US5738204 Conveyor means and use thereof
04/09/1998WO1998014300A1 Device for predictive diagnosis of the current quality of technical production from a technical installation, particularly of the current quality of welding points of a spot welding robot
04/08/1998CN2277848Y Bidirectioj swing automatic spot welding forceps
04/08/1998CN2277847Y Solar energy enamel water-tank
04/08/1998CN2277846Y Rolle wheel shape electrode and stator
04/07/1998US5736715 Method of forming pressure testable joint between insulated pipes using split sleeve arrangement
04/07/1998US5736707 Electric resistance welding of electric motor cage rotor assemblies
04/01/1998EP0832711A2 Welding device and welding method, especially resistance welding method
04/01/1998CN2277315Y Electrode of butt-welder
04/01/1998CN1177714A Expansion valve
03/1998
03/31/1998US5734142 Method of welding electrically conductive metal profiles
03/31/1998US5734141 From jaws of a resistance welding machine
03/31/1998US5732874 Method of forming seamed metal tube
03/26/1998DE19739975A1 Method for the fabrication of a laminated structure
03/26/1998DE19648198C1 Hollow rivet for making fixing at metal container using projection welding
03/25/1998EP0831283A1 Expansion valve
03/25/1998EP0830916A1 Motor-driven resistance spot welding machine
03/25/1998EP0830915A1 Electrode for resistance spot welding of aluminium sheets
03/25/1998EP0830914A1 Method of controlling welding conditions of a resistance welder
03/25/1998CN2276853Y Capacitive accumulating resistance welder
03/25/1998CN2276852Y Clutching weft feeder of net electric welder
03/25/1998CN2276851Y Multijoint general electrode multi-point resistance welder
03/24/1998US5731563 Copper core weld gun
03/24/1998US5730189 Internally and externally enhanced wielded tube
03/18/1998CN1176614A Homopolar pulsed welding quality control and verification
03/17/1998US5727763 Device for balancing the forces acting on an arm pulled by a load
03/11/1998CN1175918A Determining, controlling electrical resistance
03/10/1998US5726410 Seam welding process and seam welding apparatus
03/10/1998US5726409 Process and device for determining a temperature at a spot weld and process for evaluating the quality of the spot weld
03/10/1998US5725340 For reforming an electrode tip of a resistance welder
03/10/1998US5724712 Method and apparatus for automated processing and handling of welded sheet metal blanks
03/04/1998CN1175112A Assembling integual claw pole of generator rotor and fan prejection welding technological method
03/03/1998US5723842 Above-ground fire-resistant storage tank system and fabrication method
03/03/1998US5722896 Balanced propeller shaft using a weight anchor
02/1998
02/25/1998EP0771241A4 Automated method for butt weld inspection and defect diagnosis
02/25/1998CN2275002Y Heater for steel bar welder
02/24/1998US5721415 Method and apparatus for determining an evaluation time interval and method and apparatus for assessing the quality of a spot weld based on a variation in temperature in the evaluation time interval
02/19/1998WO1998006530A1 Method of welding projection nut and apparatus therefor
02/19/1998DE19728276A1 Construction of preform for internal high pressure deformation
02/18/1998CN1173753A Electrode unit for resistance welding
02/18/1998CN1173598A Pneumatic driving gear of hanging mash welder
02/18/1998CN1173415A Method for connecting transformer secondary output of suspended mash welder
02/18/1998CN1173414A Omnidirectional rotary hanging device
02/17/1998US5719368 Apparatus for joining billets in continuous rolling mill
02/17/1998US5719367 Welding gun coolant control valve assembly
02/17/1998US5719366 Method for manufacture of rack and shelving system
02/17/1998US5718044 Assembly of printing devices using thermo-compressive welding
02/12/1998WO1998005464A1 Stud welding collet
02/11/1998EP0823302A1 Electrode unit for resistance welding
02/11/1998EP0822882A1 Apparatus for grinding welding electrodes, in particular wolfram electrodes
02/11/1998CN2274113Y Vertical reinforced-bar-welding intelligent controlling device
02/05/1998DE19732599A1 Stringing lattice girders together
02/05/1998DE19631038A1 Production of honeycomb seals
02/04/1998EP0822026A1 Method of manufacturing corrosion resistant heat exchangers
02/04/1998EP0822025A1 Method of manufacturing corrosion resistant heat exchangers
02/03/1998US5714733 Controller and programming unit for resistance welding and laser beam processing
02/03/1998US5714730 Welding gun for projection welding
01/1998
01/29/1998WO1998003296A1 Method of welding electrically conductive metal profiles
01/27/1998US5712462 Implantable medical device with high reliability electrical connection using reactive metals
01/27/1998US5711412 Device for serial transport of sheet metal blanks towards a processing station
01/22/1998WO1998002261A1 Welding packaging containers
01/21/1998EP0819496A2 Spot welding machine
01/21/1998CN1170951A Method of manufacturing color selecting apparatus for cathode ray tube
01/21/1998CN1170857A Method for producing inner tube of electric water heater
01/14/1998EP0818268A2 Welding gun control method
01/14/1998EP0818267A1 Grid welding machine
01/14/1998CN1169898A Method and apparatus for generating welding pressure in roller seam welding machine
01/13/1998US5708248 Apparatus for pull spot welding
01/07/1998EP0816005A2 Spot welding apparatus and a method for controlling the apparatus
01/07/1998EP0816004A2 Spot welding apparatus
01/07/1998EP0816003A2 Method for electrically joining a contact element of a connector to a connection line
01/07/1998EP0815969A1 Method for continuous rolling and apparatus therefor
01/07/1998EP0815968A1 Method of continuous rolling and apparatus therefor
01/07/1998EP0814937A1 Method of forming seamed metal tube
01/06/1998US5706178 Ball grid array integrated circuit package that has vias located within the solder pads of a package
01/06/1998US5705784 Electrode for electric resistance welding
01/06/1998US5705783 Spot welding gun assembly
01/06/1998US5705782 Internal coil spot welding device
01/02/1998DE19637410C1 Electrode for resistance-spot welding of aluminium sheets
01/02/1998DE19626271A1 Protective hybrid multilayer coating production
12/1997
12/31/1997WO1997050149A1 Making an electrical joint
12/31/1997WO1997049519A1 Quick change welding electrode
12/31/1997CN1168824A Method and apparatus for welding container bodies
12/29/1997EP0814271A1 Multistage fluid-powered piston-cylinder device
12/29/1997EP0813928A2 Spot welding control method and apparatus
12/24/1997WO1997048520A1 Welding electrode
12/20/1997CA2186165A1 Welding electrode
12/17/1997EP0812248A1 Positioning and electromagnetic clamping device for welder
12/17/1997EP0812247A1 Determining, controlling electrical resistance
12/17/1997CN2270591Y Transmission for wheel welder
12/16/1997US5698118 Flash welding apparatus
12/16/1997US5698117 Shut off valve system for robotic welding devices
12/10/1997EP0811452A1 Welding device