Plasma welding or cutting torch provided with a nozzle cartridge

Details Plasma welding or cutting torch provided with a nozzle cartridge Plasma welding or cutting torch provided with a nozzle cartridge

1986-02-18

1987-07-21

Paschall, M. H.

Electric heating

Metal heating

By arc

219121PP, 219121PR, 219 75, B23K 1500

Patent

active

046820051

ABSTRACT:
The plasma welding or cutting torch comprises a hollow torch body (1) whose interior is connected to a source of plasma-producing gas, an electrode (2) disposed inside the body (1) and electrically connected to an electrical supply conductor, and a nozzle (3) provided with a plasma outlet orifice (34). This torch is characterized in that it comprises a cartridge (60) which cannot be disassembled and comprises an annular skirt (4) assembled by screwing with the torch body (1) and having a seat (18b) for the nozzle (3) which is freely slidably mounted in the skirt (4) and applied against the seat (18b) solely by the pressure of the plasma-producing gas.

REFERENCES:
patent: 3242305 (1966-03-01), Kane et al.
patent: 3832513 (1974-08-01), Klasson
patent: 4295030 (1981-10-01), Hosoda et al.
patent: 4481636 (1984-11-01), Curr et al.
patent: 4580032 (1986-04-01), Carkhuff
patent: 4590354 (1986-05-01), Marhic et al.

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