US PATENT SUBCLASS 418 / 125
.~ Seal on cylinder engaging rotary member separates inlet and outlet ports

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

104  DF  WITH MECHANICAL SEALING {14}
125.~ Seal on cylinder engaging rotary member separates inlet and outlet ports {3}
126  DF  .~.~> Engages plural rotary members
127  DF  .~.~> Adjustable {1}
129  DF  .~.~> With resilient biasing means

DEFINITION

Classification: 418/125

(under subclass 104) Apparatus in which the movable, expandable, adjustable or deformable means is mounted on the cylinder to have wiping contact with the rotary member periphery to prevent leakage of fluid therebetween.

SEE OR SEARCH THIS CLASS, SUBCLASS:

191, for interengaging rotary members and see the search note to this subclass (125) in the definition thereto for the distinction between similar subject matter in these subclasses.