US PATENT SUBCLASS 416 / 20 R
DRIVE BY FLUID REACTION JET ON WORKING MEMBER

Current as of: June, 1999
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416 /   HD   FLUID REACTION SURFACES (I.E., IMPELLERS)

20 RDRIVE BY FLUID REACTION JET ON WORKING MEMBER {2}
21  DF  .~> Combustion chamber carried by member {1}
20 A  DF  .~> Articulated or flexible connection

Unofficial Alpha Subclasses: R A

DEFINITION

Classification: 416/20

(under the class definition) Apparatus wherein the impelling movement of a driven impeller* is effected in one direction by the expulsion of a working fluid from a working member* orifice in an opposite direction.

SEE OR SEARCH CLASS

60, Power Plants,

200.1+, for a jet reaction motors not significantly combined with an impeller.

244, Aeronautics,

73+, for aircraft propelled by a jet motor.