US PATENT SUBCLASS 74 / 822
.~.~.~ Interlocked rotator and brake

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

813 R  DF  ROTARY MEMBER OR SHAFT INDEXING, E.G., TOOL OR WORK TURRET {8}
816  DF  .~ Preselected indexed position {1}
817  DF  .~.~ Sequential {5}
822.~.~.~ Interlocked rotator and brake {1}
823  DF  .~.~.~.~> Diverse-type brakes {1}

DEFINITION

Classification: 74/822

(under subclass 817) Devices wherein a common initiator or common source of power both turns the shaft or load and either permits rotation or prevents further rotation - the operation of turning is a condition precedent or subsequent to the operation of permitting or preventing rotation.