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Class 137/120 - Control by filling auxiliary gravitating or float operating tank


Subclass of Class 137 - Fluid handling
Definition: Systems in which the control of the flow is in response
No. of patents: 3
Last issue date: 05/23/2006


NumberTitleIssue Date
7048849First flush rainwater diverter and collection system
A first flush rainwater diverter and collection system for use with rainwater storage tanks primarily in domestic situations. The system comprises primary (13) and secondary (14) storage chambers, a T-piece (10) for connection in a rainwater flo...
05/23/2006
5836116Tank system
A tank system includes a tank, a rainwater feed mechanism and a run-off for contaminated water. The rainwater feed mechanism includes a switch unit that passes contaminated water to the run-off. When large quantities of rainwater are received, the switch ...
11/17/1998
5482084Eavestrough downspout
A automatic downspout is taught having an extension which swings, in response to passage of water through the downspout, between a storage position and a position for transport of water. The extension has connected thereto a reservoir for retaining an amo...
01/09/1996
 
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