B - Operations – Transporting – 23 – K
Patent
B - Operations, Transporting
23
K
327/56
B23K 9/20 (2006.01)
Patent
CA 1089938
ABSTRACT OF THE DISCLOSURE Apparatus for welding studs to workpieces by a drawn-arc welding technique is provided. The apparatus includes a stud welding tool having a plunge dampener mounted on the rear end thereof for dampening the plunge stroke of the stud during the welding cycle. The plunge dampener includes a rolling diaphragm which reduces friction. The plunge dampener also incorporates both vacuum and pressure for dampening the plunge stoke of the stud.
302010
Gogolin Robert L.
Spisak Steve
Krassov Chas.
Trw Inc.
LandOfFree
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