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Class Information
Number: 137/122
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 > Float controlled
Description: Systems in which the filling of the tank or receiver is sensed by means of a float.

Patents under this class:

Patent Number Title Of Patent Date Issued
7775232 Flowing-down rainwater filtration device and rainwater storage device using the same Aug. 17, 2010
7309419 Fluid diverter for a wastewater treatment system Dec. 18, 2007
7048849 First flush rainwater diverter and collection system May. 23, 2006
6619312 Flow control mechanism for an eaves trough downspout Sep. 16, 2003
6182680 Rain water vessel Feb. 6, 2001
5836116 Tank system Nov. 17, 1998
5213130 Irrigation system May. 25, 1993
4497333 Sequencing valve and irrigation system Feb. 5, 1985
4495960 Suds return valve for automatic washers Jan. 29, 1985
4428394 Baffle mechanism and insert unit for downspout Jan. 31, 1984
4301824 Sump level maintenance system Nov. 24, 1981
4014361 Automatic anti-siphon valve Mar. 29, 1977
3951163 Automatic anti-siphon valve Apr. 20, 1976

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