US PATENT SUBCLASS 74 / 153
.~.~.~.~.~ Power stroke

Current as of: June, 1999
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74 /   HD   MACHINE ELEMENT OR MECHANISM

111  DF  MECHANICAL MOVEMENTS (INTERMITTENT GRIP TYPE) {3}
144  DF  .~ Grip units and features {5}
148  DF  .~.~ Gripper releasing devices {2}
149  DF  .~.~.~ Power pawl lifter {2}
150  DF  .~.~.~.~ Automatic {2}
153.~.~.~.~.~ Power stroke

DEFINITION

Classification: 74/153

(under subclass 150) Devices, in which means are provided for automatically disengaging a power transmitting pawl from the driven member during the power or working movement of the pawl.