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Class Information
Number: 137/121
Name: Fluid handling > Self-proportioning or correlating systems > Self-controlled branched flow systems > Plural outflows > Alternately or successively substituted outflow > Control by filling outlet tank or receiver
Description: Systems in which the control of the flow is in response to a filling of a tank or receivers receiving fluid from an outflow of the system.










Sub-classes under this class:

Class Number Class Name Patents
137/122 Float controlled 13


Patents under this class:

Patent Number Title Of Patent Date Issued
7395633 Rainwater collection and diverging system Jul. 8, 2008
6219972 Method and apparatus for preventing blockage of a water flow path Apr. 24, 2001
4796787 Apparatus for precisely measuring and supplying liquid Jan. 10, 1989
4550745 Device for discharging a mixture of two liquids Nov. 5, 1985
4347132 Reverse osmosis expansible pressurized permeate storage having permeate and concentrate controls Aug. 31, 1982











 
 
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