Electric heating – Metal heating – Nonatmospheric environment at hot spot
Patent
1983-12-29
1985-09-24
Envall, Jr., Roy N.
Electric heating
Metal heating
Nonatmospheric environment at hot spot
219 74, B23K 928
Patent
active
045434611
ABSTRACT:
A gas shielded arc torch for welding or cutting having a torch head surrounding a collet assembly including a collet body and a slotted collet for gripping and positioning an electrode within the torch head and a torch cap for locking the collet within the collet body. The torch cap has a taper for engaging the unslotted end of the collet and the collet body has a taper for engaging the slotted end of the collet. The taper in the torch cap is substantially larger than the taper in the collet body.
REFERENCES:
patent: 3053968 (1962-09-01), Gorman et al.
patent: 3272958 (1964-03-01), Hill et al.
patent: 3522406 (1969-02-01), Sipos et al.
patent: 3794806 (1974-02-01), Klasson
patent: 4309588 (1982-01-01), Hill
Envall Jr. Roy N.
Lieberstein Eugene
Sigda Catherine M.
Union Carbide Corporation
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