US PATENT SUBCLASS 102 / 381
.~ Having pressurization or variable control means for the propellant


Current as of: June, 1999
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102 /   HD   AMMUNITION AND EXPLOSIVES

374  DF  HAVING REACTION MOTOR {6}
381.~ Having pressurization or variable control means for the propellant


DEFINITION

Classification: 102/381

Having pressurization or variable control means for the propellant:

(under subclass 374) Subject matter including means for (a) the pressurization of a fluid propelling means of the reaction motor, or (b) the variable control or regulation of the propellent charge of the reaction motor during the flight of the missile so that the degree of combustion of the motor propellant or the time of combustion of such propellant may be regulated.

(1) Note. The phrase "means for the variable control or regulation of the propelling charge" in the definition includes controlling or regulating: (a) the flow of a fluent propelling charge to the combustion chamber of the reaction

motor, or (b) the feeding of a solid propellent form to the combustion chamber of the reaction motor, or (c) the burning surface of a solid propellent charge.

(2) Note. See (2) Note of this class, subclass 374 for the statement of the line between this subclass and Class 60, Power Plants.

SEE OR SEARCH CLASS

60, Power Plants, for motors for the production of power. See in particular

233+, for fuel flow control; subclass 254 for solid fuel regulation or termination; and subclass 259 for oxidizer pressurizing means.