Electric heating – Metal heating – For bonding with pressure
Patent
1974-10-11
1976-02-24
Truhe, J. V.
Electric heating
Metal heating
For bonding with pressure
B23K 922
Patent
active
039405877
ABSTRACT:
A welding gun for a capacitor discharge bolt welding device includes a thrust unit axially movably positionable within the housing. A collet chuck is fitted on the forward end of the thrust unit and holds individual bolts in position for the welding operation. A stop threadedly secured within the housing is adjustably positionable in the axial direction of the thrust unit relative to the housing for selectively adjusting the lead between the forward end of a bolt held in the collet chuck and the forward end of the supporting feet extending axially from the forward end of the housing.
REFERENCES:
patent: 2451152 (1948-10-01), Candy
patent: 2462882 (1949-03-01), Martin
patent: 2467723 (1949-04-01), Barlow
patent: 2473871 (1949-06-01), Edels
patent: 3059095 (1962-10-01), Graham
Hilti Aktiengesellschaft
Tone D. A.
Truhe J. V.
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