US PATENT SUBCLASS 418 / 136
.~ Seal element between working member and vane

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

104  DF  WITH MECHANICAL SEALING {14}
136.~ Seal element between working member and vane {1}
137  DF  .~.~> Mounted on working member {1}

DEFINITION

Classification: 418/136

(under subclass 104) Apparatus in which the means is mounted on either the working member or the vane but engages the other to oppose the passage of working fluid therepast.