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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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