Noise controllable nozzle closure

Details Noise controllable nozzle closure Noise controllable nozzle closure

1975-12-22

1977-05-17

Croyle, Carlton R.

Power plants

Internal combustion engine with treatment or handling of...

Material from exhaust structure fed to engine intake

23926515, F02K 900

Patent

active

040233561

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 et al.
patent: 3121310 (1964-02-01), Rice
patent: 3228334 (1966-01-01), Oss

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