Plasma torch

Details Plasma torch Plasma torch

2006-02-28

2006-02-28

Hoang, Tu (Department: 3742)

Electric heating

Metal heating

By arc

C219S121500

Reexamination Certificate

active

07005599

ABSTRACT:
Plasma torch (8; 10) of improved performances, comprising: an electrode (13) provided with a respective electrode head (18; 37); a nozzle (14); and an outside jacket (26), there being formed a first cooling circuit (20, 21) of a coolant for the electrode head (18; 37) having an end passage (22), said head being characterised in that it comprises a device (25) for disposing of the electrode heat, located inside of the first cooling circuit.

REFERENCES:
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patent: 4059743 (1977-11-01), Esibian et al.
patent: 4594496 (1986-06-01), Bebber et al.
patent: 5406047 (1995-04-01), Katschinski et al.
patent: 5736708 (1998-04-01), Delzenne
patent: 6013893 (2000-01-01), Schneider
patent: 44 44 763 (1996-06-01), None
patent: 0 194 634 (1986-09-01), None
patent: 2 355 379 (2001-04-01), None
Patent Abstracts of Japan, vol. 1996, No. 3, Mar. 1996 & JP 07 303971 A (Toyota Auto Body Co Ltd), Nov. 21, 1995 abstract.

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