Noise controllable nozzle closure

Details Noise controllable nozzle closure Noise controllable nozzle closure

1974-06-28

1976-07-13

Croyle, Carlton R.

Power plants

Internal combustion engine with treatment or handling of...

Material from exhaust structure fed to engine intake

23926515, 102 493, F02K 100, F02K 126

Patent

active

039686469

ABSTRACT:
A rocket motor nozzle closure for controlling the initial release of prese from the rocket motor nozzle to reduce the occurrence of high pressure shock fronts which are detrimental to the weapon operator. The mass and geometry of the nozzle closure are predetermined to fit the desired motor performance. The release of motor pressure is controlled by the rate of change of momentum of the nozzle closure.

REFERENCES:
patent: 2828604 (1958-04-01), Hirsch
patent: 3020710 (1962-02-01), Herzog
patent: 3121310 (1964-02-01), Rice
patent: 3170288 (1965-02-01), Penza
patent: 3228334 (1966-01-01), Oss
patent: 3372548 (1968-03-01), Mathis
patent: 3468127 (1969-09-01), Rosser

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