Torch with improved air flow

Details Torch with improved air flow Torch with improved air flow

1987-10-26

1988-08-02

Pellinen, A. D.

Electric heating

Metal heating

Cutting or disintegrating

B23K 928

Patent

active

047615311

ABSTRACT:
A holder for an arc-forming electrode which directs the flow of air in the direction toward the arc formed by the electrode, the holder being formed of an elongated metallic body having an air supply hose and an electrical conductor attached to it, the body also having a cylindrical nozzle head rotatably affixed at the forward end, the turret having an upper surface with a notch formed therein to receive an electrode, the nozzle head having an internal passageway and a cylindrical external sidewall having an air jet opening communicating with the passageway and arranged to eject air in alignment with the notch, the body having a passageway therein communicating air supplied by the hose to the nozzle head and a tong member pivotally affixed to the body having a spring for releaseably retaining an electrode in contact with the notched upper surface of the nozzle head.

REFERENCES:
patent: 2899536 (1959-08-01), Hoese et al.
patent: 3573419 (1971-04-01), Henderson
patent: 3659072 (1972-04-01), Carkhuff et al.
patent: 3735085 (1973-05-01), McCall et al.
patent: 4300033 (1981-11-01), Scarton et al.
patent: 4315126 (1982-02-01), Schaefer et al.

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