US PATENT SUBCLASS 4 / 438
.~.~.~.~ Pivoted valve

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

300  DF  FLUSH CLOSET {22}
420  DF  .~ Bowl {7}
434  DF  .~.~ Valved dischage {2}
435  DF  .~.~.~ With flush supply actuated by valved discharge {3}
438.~.~.~.~ Pivoted valve {2}
439  DF  .~.~.~.~.~> With additional valve (e.g., draft control)
440  DF  .~.~.~.~.~> Pan type

DEFINITION

Classification: 4/438

Pivoted valve:

(under subclass 435) Subject matter wherein the discharge valve turns about a fixed axis.

SEE OR SEARCH THIS CLASS, SUBCLASS:

411, for a pivoted discharge valve.