Thermocouple-triggered igniter

Details Thermocouple-triggered igniter Thermocouple-triggered igniter

1991-04-05

1992-11-24

Jordan, Charles T.

Ammunition and explosives

Igniting devices and systems

Ignition or detonation circuit

102481, F42C 1100, F42B 3920

Patent

active

051664682

ABSTRACT:
An igniter which is triggered by a thermocouple for detonating an explosive material for forming an opening in a rocket motor case to render it non-propulsive in the event of a fire dangerously close thereto or for any other suitable purpose. The bridge therefor is preferably a suitable semiconductor bridge for handling a reduced amount of electrical energy which may be provided by the thermocouple. The thermocouple may be a plurality of pairs of dissimilar metal layers or foils alloyed together and the pairs connected in series.

REFERENCES:
patent: 3038303 (1962-06-01), Gose
patent: 3052091 (1962-09-01), D'Ooge
patent: 3167910 (1965-02-01), Weaver
patent: 3323459 (1967-06-01), Buffet
patent: 3946674 (1976-03-01), Pettersson et al.
patent: 3946675 (1976-03-01), Stalfors
patent: 4421029 (1983-12-01), Wich
patent: 4458482 (1984-07-01), Vetter et al.
patent: 4478151 (1984-10-01), Vetter et al.
patent: 4700629 (1987-10-01), Benson et al.
patent: 4708060 (1987-11-01), Bickes, Jr. et al.

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