Automatic control of flow cutoff or diversion > Level or overflow responsive > Funnel type closed by float > Normally open with closed position holding means > Patents

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Class Information
Number: 141/201
Name: Fluent material handling, with receiver or receiver coacting means > Automatic control of flow cutoff or diversion > Level or overflow responsive > Funnel type closed by float > Normally open with closed position holding means
Description: Apparatus in which the supply means has a flow controlling means which is normally held in open position and in which the element of control operates to hold the said flow controlling means closed after a predetermined level of material has been reached in the receiver.

Patents under this class:

Patent Number	Title Of Patent	Date Issued
6729368	Lavatory service shut off valve	May. 4, 2004
6161329	Automatic watering device for potted plants	Dec. 19, 2000
5848494	Self-watering apparatus for plant	Dec. 15, 1998
5277233	Overfill safety adapter	Jan. 11, 1994
4777990	Automatic shut-off liquid dispensing nozzle	Oct. 18, 1988
4712595	Magnetic safety funnel	Dec. 15, 1987