Self compensating ducted rocket motor fuel nozzle and method for

Details Self compensating ducted rocket motor fuel nozzle and method for Self compensating ducted rocket motor fuel nozzle and method for

1984-02-16

1986-03-11

Croyle, Carlton R.

Power plants

Reaction motor

Solid propellant

137 79, 137468, 251 57, F02K 956

Patent

active

045745862

ABSTRACT:
Method and device for continuously and automatically maintaining optimal control settings for rich fuel gas generation within the pre-starting, starting, and operational modes of a ducted solid fuel rocket motor, through actual or potential control of pressure within a fuel rich gas generator by use of a temperature sensitive hydraulic/mechanical choke, the mechanical component of which comprises an expansion bellows endwise attached to a spring-biased slidable nozzle valve throat blockage element, and the hydraulic component comprises a temperature-sensitive constant volume fluid reservoir, or its equivalent.

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patent: 2379124 (1945-06-01), Wasson
patent: 2573522 (1951-10-01), Watt
patent: 2990119 (1961-06-01), Willson
patent: 3529420 (1970-09-01), Guyot
patent: 3648967 (1972-03-01), O'Neill et al.
patent: 4214698 (1980-07-01), Josefsson
patent: 4355663 (1982-10-01), Burkes et al.
patent: 4442669 (1984-04-01), Burkes et al.
patent: 4444006 (1984-04-01), Burkes, Jr. et al.

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