Welding machine

Details Welding machine Welding machine

2006-10-31

2006-10-31

Shaw, Clifford C. (Department: 1725)

Electric heating

Metal heating

By arc

C228S103000

Reexamination Certificate

active

07129442

ABSTRACT:
A welding machine that includes a welding torch assembly, a first rotary head, a second rotary head, a fixture, a processor and a memory subsystem. The first rotary head is configured to receive and selectively retain a first end of a bar and a first link approximate the first end of the bar. The second rotary head is configured to receive and selectively retain a second end of the bar and a second link approximate the second end. The fixture is configured to receive and selectively retain a third link and the fixture is positioned between the first and second rotary heads. The processor is coupled to the welding torch assembly, the first and second rotary heads and the fixture, as well as the memory subsystem.

REFERENCES:
patent: 2251324 (1941-08-01), Carlson
patent: 3634648 (1972-01-01), Morris et al.
patent: 3783232 (1974-01-01), Mengeringhausen et al.
patent: 4159650 (1979-07-01), Maguire
patent: 4271346 (1981-06-01), Hardy
patent: 4471201 (1984-09-01), Hardy
patent: 4570047 (1986-02-01), Vislosky
patent: 5075527 (1991-12-01), Ikuma
patent: 6018136 (2000-01-01), Ohmi et al.
Prior art STS Welding Machine, A-1 through A-25, 25 pages.

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