US PATENT SUBCLASS 68 / 12.05
.~.~.~ Liquid level

Current as of: June, 1999
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68 /   HD   TEXTILES: FLUID TREATING APPARATUS

3 R  DF  MACHINES {22}
12.01  DF  .~ Single tub and automatic sequential operation mechanism {14}
12.02  DF  .~.~ Sequence control means responsive to a sensed condition {4}
12.05.~.~.~ Liquid level

DEFINITION

Classification: 68/12.05

Liquid level:

(under subclass 12.02) Subject matter wherein the condition which is sensed is the height of the treating liquid in the tub.

SEE OR SEARCH THIS CLASS, SUBCLASS:

12.21+, for a liquid level responsive control device which regulates liquid flow.

SEE OR SEARCH CLASS

73, Measuring and Testing,

290+, for liquid level measuring, per se.

137, Fluid Handling,

387, for liquid level control of the cycle of a nontextile cleaning machine.