US PATENT SUBCLASS 194 / 310
.~.~.~ And means to impart thrust to check

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

302  DF  INCLUDING MEANS TO TEST VALIDITY OF CHECK {4}
303  DF  .~ By testing material composition {4}
304  DF  .~.~ Having electric circuit completed by check {7}
310.~.~.~ And means to impart thrust to check {1}
311  DF  .~.~.~.~> Unidirectionally pivoted

DEFINITION

Classification: 194/310

And means to impart thrust to check:

(under subclass 304) Apparatus including a member adapted to exert force upon the check, resulting in relative movement between the check and the apparatus.