US PATENT SUBCLASS 4 / 381
.~.~.~.~ By float releasable latch

Current as of: June, 1999
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4 /   HD   BATHS, CLOSETS, SINKS, AND SPITTOONS

300  DF  FLUSH CLOSET {22}
353  DF  .~ Tank only {9}
378  DF  .~.~ With outlet valve {6}
379  DF  .~.~.~ With delay of valve closing {6}
381.~.~.~.~ By float releasable latch {3}
382  DF  .~.~.~.~.~> Tiltable or pivoted valve body
383  DF  .~.~.~.~.~> With overflow through valve closure
384  DF  .~.~.~.~.~> Latched actuator

DEFINITION

Classification: 4/381

By float releasable latch:

(under subclass 379) Subject matter wherein the valve is held open by a locking element upon flushing. The locking element is controlled by a float so as to be disabled by tank liquid level reaching a predetermined position.