Rocket igniter

Details Rocket igniter Rocket igniter

1958-06-25

1976-08-17

Feinberg, Samuel

Ammunition and explosives

Igniting devices and systems

102 497, 60256, F42B 508

Patent

active

039747727

ABSTRACT:
1. An igniter adapted to be positioned in the convergent portion of the nozzle of a rocket engine, said igniter comprising, a tapered combustible plastic casing having a small end and a large end, said casing having a stepped recess therein comprising a large cavity formed in the large end of said casing and a relatively small cavity opening into the inner end of said large cavity, a squib including a primer charge positioned in said small cavity, a body of pyrotechnic material positioned in said large cavity adjacent to said primer charge, a closure disc positioned in said large cavity to hold said pyrotechnic material therein, and squib-activating means for igniting said primer charge, said activating means extending from said squib through said casing and out the small end thereof, the inner end of said small cavity and the small end of said casing being substantially spaced from one another to provide a substantial body of combustible plastic therebetween.

REFERENCES:
patent: 2462135 (1949-02-01), Skinner
patent: 2561670 (1951-07-01), Miller
patent: 2776623 (1957-01-01), Bonner
2,627,160 MacDonald "Rocket Propulsion Elements" by George P. Sutton, Published by John Wiley and Sons, Inc. 1956 Second Edition, pp. 364-365.

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