Vented electrode for a plasma torch

Details Vented electrode for a plasma torch Vented electrode for a plasma torch

1991-02-15

1992-04-14

Paschall, Mark H.

Electric heating

Metal heating

By arc

219119, 21912148, 21912151, B23K 900

Patent

active

051050617

ABSTRACT:
A plasma torch having an electrode with an insert disposed in an insert bore at one end and includes a vent to prevent high pressure cutting oil vapor generated by evaporation of cutting oil trapped in the cavity between the insert and the insert bore. The vent is a groove formed between the cavity and the outer surface of the electrode from pushing the insert out of the insert bore.

REFERENCES:
patent: 3450926 (1969-06-01), Kiernan
patent: 3944778 (1976-03-01), Bykhovsky et al.
patent: 4558201 (1985-12-01), Hatch
patent: 4581516 (1986-04-01), Hatch et al.
patent: 4590354 (1986-05-01), Marhic et al.
patent: 4656330 (1987-04-01), Poole
patent: 4691094 (1987-09-01), Hatch et al.
patent: 4748312 (1988-05-01), Hatch et al.
patent: 4769524 (1988-09-01), Hardwick
patent: 4782210 (1988-11-01), Nelson et al.
patent: 4864097 (1989-09-01), Wallner
patent: 4959520 (1990-09-01), Okada et al.
patent: 4967055 (1990-10-01), Raney et al.

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