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Class Information
Number: 210/429
Name: Liquid purification or separation > Filter > With flow controller for material being treated > Filter coaxial with valve seat or valve stem
Description: Apparatus in which the seat or the stem of the flow controller is coaxial with the filter.










Sub-classes under this class:

Class Number Class Name Patents
210/431 Filter fixed to valve seat, opposed to valve head 21
210/430 Filter surrounds valve 90


Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
8709246 (4946 Apr. 29, 2014
8641892 Barrel-type fish/particle screen with adjustable flow distribution and debris removal Feb. 4, 2014
8561808 Filter assembly Oct. 22, 2013
8496119 Two piece non-metallic relief valve Jul. 30, 2013
8470167 Device for dosed transfer of filtered softened water inside boilers of steam household appliances Jun. 25, 2013
8465643 Fluid filter, fluid filter assembly, and mounting method Jun. 18, 2013
8440078 Liquid filter arrangements and methods May. 14, 2013
8313656 Wash filter with wash velocity control cone Nov. 20, 2012
8298409 Filter element especially for filtering liquids or gases Oct. 30, 2012
8177976 Liquid filter assembly, components; and methods May. 15, 2012
8152996 Filter anti-drainback valve and media pack seal Apr. 10, 2012
8128819 Fluid filter, fluid filter assembly, and mounting method Mar. 6, 2012
8119002 Liquid filter assembly; and methods Feb. 21, 2012
8105485 Filtering system, in particular for filtering liquids in internal combustion engines Jan. 31, 2012
8097156 Fluid filtration system Jan. 17, 2012
8097157 Fluid filtration system Jan. 17, 2012
8052073 Fuel injection valve Nov. 8, 2011
8029664 Wash filter with wash velocity control cone Oct. 4, 2011
8020708 Fuel filter housing with snap lock valve asssembly Sep. 20, 2011
8002981 Fuel filter assembly with flow restriction sleeve Aug. 23, 2011
7992721 Method and apparatus for confirming that a filter drier has been replaced Aug. 9, 2011
7946430 Filter with protruding member for engaging valve in head May. 24, 2011
7905248 Strainer and control valve Mar. 15, 2011
7871517 Filter device Jan. 18, 2011
7854839 Fuel filter assembly with flow restriction valve Dec. 21, 2010
7850845 Filter with installation integrity and magnetic flow-control Dec. 14, 2010
7799219 Filter and method of making Sep. 21, 2010
7776215 Flow control valve with plate spring force actuation Aug. 17, 2010
7770812 Fuel injector and method for its installation Aug. 10, 2010
7617991 Injector fuel filter with built-in orifice for flow restriction Nov. 17, 2009
7597202 Remote filter Oct. 6, 2009
7481320 Filter device having a bi-directional valve Jan. 27, 2009
7419591 Filter cartridge with check valve protection Sep. 2, 2008
7419060 Integrated fuel container and impurity removal cartridge Sep. 2, 2008
7354513 Countertop water treatment unit Apr. 8, 2008
7293660 Filter assembly having a five-way valve Nov. 13, 2007
7232107 Control valve having a filter screen mounted flush with a valve closure member surface Jun. 19, 2007
7232106 Tilted and stepped diaphragm for control valves Jun. 19, 2007
7214311 Filter cartridge with check valve protection May. 8, 2007
7182857 Pressure limiting and/or flow regulating valve for use with POU/POE filter system Feb. 27, 2007
7000782 Backwash flushing filter Feb. 21, 2006
6974538 Fuel filter for an internal combustion engine Dec. 13, 2005
6966981 Replaceable filter cartridge with support element and liquid filter with such a filter cartridge Nov. 22, 2005
6875343 Dual direction bypass valve Apr. 5, 2005
6858134 Fluid filtration system including replaceable filter module Feb. 22, 2005
6846408 Filter assembly for a control valve in a vehicular brake system Jan. 25, 2005
6811694 Liquid filter Nov. 2, 2004
6766825 Top-loaded replaceable flow control and particulate strainer Jul. 27, 2004
6709576 Fuel filter with water discharge Mar. 23, 2004
6681796 Drainage valve pipe tap assembly Jan. 27, 2004

1 2 3










 
 
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