Electric heating – Metal heating – For bonding with pressure
Patent
1990-06-27
1992-02-25
Lateef, Marvin M.
Electric heating
Metal heating
For bonding with pressure
219 8625, B23K 928
Patent
active
050916238
ABSTRACT:
A welding gun provided with a backup cylinder is characterized in that the welding gun is moved toward a workpiece by a welding robot an end of which is connected to the welding gun via a bracket, then one electrode is brought into contact with the workpiece by a backup cylinder so that the workpiece is held by one electrode, thereafter the other electrode is brought into contact with the workpiece by a pressure application cylinder so that the pressure force is applied to the workpiece by both the electrodes for welding operation.
REFERENCES:
patent: 3978308 (1976-08-01), Hamby
patent: 4810849 (1989-03-01), Heideman
Nishiwaki Toshihiro
Obara Hiroshi
Lateef Marvin M.
Obara Corporation
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