US PATENT SUBCLASS 418 / 257
.~ Interposed movable member interconnects plural vanes

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

253  DF  INTERCONNECTED VANES {3}
257.~ Interposed movable member interconnects plural vanes {1}
258  DF  .~.~> Spring

DEFINITION

Classification: 418/257

(under subclass 253) Apparatus wherein an element is provided to engage adjacent inner ends of a plurality of vanes to simultaneously urge and maintain the vanes in cylinder wall engagement.