US PATENT SUBCLASS 91 / 215
.~.~ Cylinder carried valve operated by fixed actuator

Current as of: June, 1999
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91 /   HD   MOTORS: EXPANSIBLE CHAMBER TYPE

196  DF  MOVING CYLINDER {4}
210  DF  .~ Oscillating cylinder {2}
215.~.~ Cylinder carried valve operated by fixed actuator

DEFINITION

Classification: 91/215

(under subclass 210) Apparatus comprising a valve that oscillates with the cylinder and in addition has sliding movement relative thereto, a stationary member to which the valve is connected, the sliding movement of the valve being caused by the oscillation of the cylinder relative to the stationary member.