US PATENT SUBCLASS 194 / 269
.~.~.~.~.~.~ And regulating escapement 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}
268  DF  .~.~.~.~.~ Spring motor {3}
269.~.~.~.~.~.~ And regulating escapement mechanism


DEFINITION

Classification: 194/269

And regulating escapement mechanism:

(under subclass 268) 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 on its circumference, and a catch member having a first pawl lockingly engaging the wheel and a second pawl spaced from the first pawl and out of engagement with the wheel; wherein the catch member shifts upon actuation, withdrawing the first pawl from engagement with the wheel and advancing the second pawl into locking engagement with the wheel, and the wheel turning through an arc determined by the pawls.