US PATENT SUBCLASS 418 / 31
.~ Cylinder or cylinder portion moved linearly and radially

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

16  DF  WITH CHANGEABLE WORKING CHAMBER MAGNITUDE {10}
31.~ Cylinder or cylinder portion moved linearly and radially

DEFINITION

Classification: 418/31

(under subclass 16) Apparatus in which the cylinder or a segment thereof is movable in a direction normal to the working member rotational axis, that portion of the cylinder or segment thereof nearest the working member, when moved, having to or fro straight line movement with respect to the working member rotational axis.