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Class Information
Number: 137/590.5
Name: Fluid handling > Systems > Tank with internally extending flow guide, pipe or conduit > Nondraining overflow type
Description: Systems in which the material flow or guide means has laterally spaced inlet and outlet portions with (1) the end of the outlet portion positioned above the end of the inlet portion, (2) means, such as a vent, positioned relative to the end of the outlet portion so as to cut-off flow at an upper level.










Patents under this class:

Patent Number Title Of Patent Date Issued
8511341 Marine fuel backflow preventer and over-fill alarm system Aug. 20, 2013
7426946 Pipe structure of a windshield washer fluid feeding device Sep. 23, 2008
7150290 Unitary concrete pumping station for aqueous waste submersible pumping applications Dec. 19, 2006
6796325 Apparatus for stormwater retention and release, and method of use thereof Sep. 28, 2004
6516830 Device for guiding backwater produced in a paper machine Feb. 11, 2003
6035892 Telescoping valve having improved seal Mar. 14, 2000
6000425 Automatic remote fluid level controller Dec. 14, 1999
5954078 Method and apparatus for handling liquid chemical waste Sep. 21, 1999
5921267 Water level control device Jul. 13, 1999
5593574 Water treatment system particularly for use in aquaculture Jan. 14, 1997
5494084 Inert gas fill nozzle and pressure relief valve Feb. 27, 1996
5046529 Potable water storage system Sep. 10, 1991
RE33414 Electric steam humidifier Oct. 30, 1990
4700734 Water collecting and spring box and gauging system and holding tank Oct. 20, 1987
4239956 Electric steam humidifier Dec. 16, 1980
4092746 Swimming pool apparatus Jun. 6, 1978
3933168 Liquid closure device Jan. 20, 1976











 
 
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