Dual thrust rocket motor

Details Dual thrust rocket motor Dual thrust rocket motor

1978-08-21

1980-09-23

Tudor, Harold J.

Ammunition and explosives

Igniting devices and systems

60253, 102100, F42B 1510

Patent

active

042236061

ABSTRACT:
Dual thrust solid propellant rocket motor is described. The motor comprises a housing having a nozzle, a first propellant grain received by the housing, a second propellant grain arranged within the first propellant grain, and igniter means. The first propellant grain has projections extending into the second propellant grain for positive ignition.

REFERENCES:
patent: 2939275 (1960-06-01), Loedding
patent: 2956401 (1960-10-01), Kane
patent: 2986001 (1961-05-01), Green, Jr.
patent: 2987880 (1961-06-01), Kimmel
patent: 2993648 (1961-07-01), Blackwell
patent: 3002459 (1961-10-01), Harper
patent: 3107620 (1963-10-01), O'Donnell
patent: 3120184 (1964-02-01), Ellern
patent: 3144829 (1964-08-01), Fox
"Why Not Dual-Thrust Engines?"from Astronautics, Mar. 1958, by R. S. Newman.

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