Electric heating – Metal heating – For bonding with pressure
Reexamination Certificate
2007-05-29
2007-05-29
Tran, Len (Department: 1725)
Electric heating
Metal heating
For bonding with pressure
C219S099000
Reexamination Certificate
active
10812397
ABSTRACT:
A hand welding device for short-time arc welding of elements, such as metal studs, onto parts, such as metal sheets, having a handlable housing, a holding means mounted on the housing to hold an element to be welded onto a part, a reciprocating means mounted on the housing to advance and restore the holding means relative to the housing, and positioning means mounted on the housing to maintain a predetermined distance from the part, is proposed. Further, a corresponding welding apparatus having such a hand welding device and a welding gauge fastened to the part, is proposed.Here the positioning means are offset to the rear relative to the anterior end of the holding means, so that the positioning means are suitable for being supported on the welding gauge to maintain the predetermined distance. For this purpose, a vertically adjustable stop is provided on a welding gauge according to the invention.
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Göbel Bernhard
Kortmann Hans-Gerhard
Harness & Dickey & Pierce P.L.C.
Newfrey LLC
Tran Len
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