US PATENT SUBCLASS 192 / 56.54
.~.~.~.~.~.~.~ Ball or roller

Current as of: June, 1999
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192 /   HD   CLUTCHES AND POWER-STOP CONTROL

30 R  DF  CLUTCHES {15}
54.1  DF  .~ Torque responsive {7}
56.1  DF  .~.~ Overload release {5}
56.5  DF  .~.~.~ Clutch elements remain disengaged after overload corrected {2}
56.51  DF  .~.~.~.~ Having separate latch to hold clutch elements disengaged {1}
56.52  DF  .~.~.~.~.~ Axially engaged {1}
56.53  DF  .~.~.~.~.~.~ Positive {1}
56.54.~.~.~.~.~.~.~ Ball or roller

DEFINITION

Classification: 192/56.54

Ball or roller:

(under subclass 56.53) Subject matter wherein at least one of the formations is a spherical or generally cylindrical member.