US PATENT SUBCLASS 418 / 144
.~.~ Between adjacent cylinder and working member sides

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

104  DF  WITH MECHANICAL SEALING {14}
140  DF  .~ Seal element between working member and cylinder {3}
144.~.~ Between adjacent cylinder and working member sides

DEFINITION

Classification: 418/144

(under subclass 140) Apparatus wherein the means opposing the passage of fluid is mounted or positioned on the side surfaces (i.e., end face) of the cylinder to engage the adjacent side surface of the working member.