US PATENT SUBCLASS 194 / 272
.~.~.~.~.~ And regulating ratchet mechanism

Current as of: June, 1999
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194 /   HD   CHECK-ACTUATED CONTROL MECHANISMS

247  DF  INCLUDING PART LOCKED BY DETENT AND RELEASED BY CHECK {3}
260  DF  .~ Weight of check unlocks part {5}
261  DF  .~.~ Pivoted released part {3}
262  DF  .~.~.~ Unidirectionally pivoted {4}
267  DF  .~.~.~.~ Having motor for driving released part {3}
272.~.~.~.~.~ And regulating ratchet mechanism

DEFINITION

Classification: 194/272

And regulating ratchet mechanism:

(under subclass 267) Apparatus including a wheel adapted to be driven by the motor, either integral with or connected to the movable member, carrying a plurality of teeth upon its circumference, and a pawl adapted to engage the wheel; wherein, upon actuation, the wheel is turned through an arc determined by the pawl.