US PATENT SUBCLASS 4 / 400
.~.~.~.~.~ Valve-attached seating element enters discharge pipe

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}
395  DF  .~.~.~ Float type {4}
397  DF  .~.~.~.~ Having seating guide {4}
400.~.~.~.~.~ Valve-attached seating element enters discharge pipe

DEFINITION

Classification: 4/400

Valve attached seating element enters discharge pipe:

(under subclass 397) Subject matter having a projecting element rigidly connected to and depending from the valve and positioned within the discharge pipe when the valve is in its seated position.

(1) Note. The term "projecting element" may refer to an element distinct from the valve body or may be a section of the valve body other than the seating surface.

(2) Note. A projecting element maintained in a stationary position from the discharge pipe and entering the valve is not classified in this subclass.

SEE OR SEARCH THIS CLASS, SUBCLASS:

399, for a valve with a stationary guide positioned in the discharge pipe.