Cutting torch

Details Cutting torch Cutting torch

1989-08-15

1991-01-15

Paschall, M. H.

Electric heating

Metal heating

Cutting or disintegrating

219 691, 219 74, 266 75, 266 47, B23K 3504, B23K 700

Patent

active

049856103

ABSTRACT:
A cutting device which includes an external tube, an internal tube disposed within the external tube, and a number of steel rods or wires housed within the internal tube. A squib, with or without additional fuel, is disposed within the external tube and adjacent to one end of the internal tube. A plurality of vent holes are provided on the periphery of the external tube to allow the combustion gases to exhaust therethrough. The vent holes are located away from the squib but adjacent to the end of the internal tube. One of the open ends of the external tube is sealed with a plug.

REFERENCES:
patent: 3220459 (1965-11-01), Wilson
patent: 4541616 (1985-09-01), Dean
patent: 4597563 (1986-07-01), Persbeck
patent: 4625094 (1986-11-01), Marhic et al.
patent: 4654496 (1987-03-01), DeMarsh et al.
patent: 4660807 (1987-04-01), Campara

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