US PATENT SUBCLASS 418 / 44
.~.~ Other than working member axis

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

40  DF  SPEED CONTROLLED {3}
43  DF  .~ Weight rotates about axially extending axis {1}
44.~.~ Other than working member axis

DEFINITION

Classification: 418/44

(under subclass 43) Apparatus in which the mass of solid material rotates about an axis other than the axis of rotation of the working member.