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Class Information
Number: 137/591
Name: Fluid handling > Systems > Tank with internally extending flow guide, pipe or conduit > Inverted "u" passage
Description: Systems in which the internally extending pipe comprises a conduit of inverted U-shape.

Patents under this class:

Patent Number Title Of Patent Date Issued
7546850 Controlled access vent for water storage unit Jun. 16, 2009
7526923 Device for condensing volatile organic compounds from a storage or transport tank into oil May. 5, 2009
RE40307 Inlet baffle for water heater May. 13, 2008
7275697 Thermostatic valve for a cooling circuit Oct. 2, 2007
6510819 Inlet baffle for water heater Jan. 28, 2003
6216720 Siphon adapter Apr. 17, 2001
6056886 Water level and flow control device and skimmer box provided with this device May. 2, 2000
5630445 Fuel tank for automotive vehicles and evaporative emission control system incorporating same May. 20, 1997
5310252 Brake valve assembly for purging air from brake lines May. 10, 1994
4781210 Replacement inlet valve assembly for a toilet tank Nov. 1, 1988

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