US PATENT SUBCLASS 222 / 446
.~.~.~ Free engaging element carried by one cutoff

Current as of: June, 1999
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222 /   HD   DISPENSING

424.5  DF  SUPPLY CONTAINERS WITH TRAPS {3}
425  DF  .~ With trap chamber cutoffs {11}
445  DF  .~.~ Nonrigidly interconnected cutoffs {2}
446.~.~.~ Free engaging element carried by one cutoff

DEFINITION

Classification: 222/446

(under subclass 445) Dispensers in which the connection consists of an element rigidly carried by one valve or cutoff to engage the other or a rigid element carried thereby by a mere friction or abutting contact.

SEE OR SEARCH THIS CLASS, SUBCLASS:

52+, for connections operated by the trapped material for preventing operation of cutoff until trap is entirely filled or emptied.

SEE OR SEARCH CLASS

137, Fluid Handling,

305, for stop and waste valves in hydrants having a similar abutting relation.