US PATENT SUBCLASS 92 / 69 B
.~.~.~ Single crankshaft offset from center of work chamber

Current as of: June, 1999
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92 /   HD   EXPANSIBLE CHAMBER DEVICES

61  DF  RELATIVELY MOVABLE WORKING MEMBERS {8}
68  DF  .~ Interconnected with common rotatable shaft {3}
69 R  DF  .~.~ Oppositely movable walls of common chamber (50) (75) {3}
69 B.~.~.~ Single crankshaft offset from center of work chamber

Unofficial Alpha Subclasses: R A B

DEFINITION

Classification: 92/69

(under subclass 68) Apparatus in which the working members form opposite walls of a chamber which is adapted to receive the working fluid, said working members being movable toward and away from each other during the contraction and expansion of the expansible chamber.

SEE OR SEARCH THIS CLASS, SUBCLASS:

75, for relatively movable working members forming opposite walls of a common chamber.