Welder's pipe clamp

Details Welder's pipe clamp Welder's pipe clamp

2007-06-05

2007-06-05

Watson, Robert C. (Department: 3723)

Work holders

Plural holders to hold workpieces relative to each other

Workpieces parallel to each other

C029S272000

Reexamination Certificate

active

11245785

ABSTRACT:
A welder's pipe clamp includes a pair of reciprocal handle members each having a pivotal jaw attached thereto. Each jaw includes a pipe clamping member pivotally attached to a distal end thereof. Each pipe clamping member includes upper and lower arcuate, pipe-engaging surfaces that maintain a pair of pipe sections in alignment for a welder.

REFERENCES:
patent: 1531377 (1925-03-01), Clarke
patent: 4306345 (1981-12-01), Dearman
patent: 4344215 (1982-08-01), Dearman
patent: 4483059 (1984-11-01), Dearman
patent: 4601221 (1986-07-01), Kalkbrenner et al.
patent: 4673174 (1987-06-01), Tabbert
patent: 6389937 (2002-05-01), Kang

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