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Class Information
Number: 239/500
Name: Fluid sprinkling, spraying, and diffusing > Flow deflecting or rotation controlling means > Serially arranged deflecting surfaces
Description: Apparatus in which there is provided either (1) a plurality of redirecting or dispersing surfaces spaced in the direction of the flowing stream, or (2) a single such redirecting or dispersing means having a plurality of surfaces also spaced in the direction of flow so that in either case at least part of the fluid leaving the egress opening impinges on two or more of such surfaces.










Sub-classes under this class:

Class Number Class Name Patents
239/501 Surfaces of spiral or helical form 20


Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
8662190 Flow shaper for use in corridor sprinkler Mar. 4, 2014
8561922 Faucet aerator Oct. 22, 2013
8434701 Device for intermittently jetting gas May. 7, 2013
8313048 Fuel injector Nov. 20, 2012
8272218 Spiral cooled fuel nozzle Sep. 25, 2012
7992808 Fluid atomizing system and method Aug. 9, 2011
7926733 Fluid atomizing system and method Apr. 19, 2011
7883026 Fluid atomizing system and method Feb. 8, 2011
7854269 Sprinkler assembly Dec. 21, 2010
7762476 Spray gun with improved atomization Jul. 27, 2010
7757969 Jet regulator Jul. 20, 2010
7731107 Component incorporated in a plumbing system Jun. 8, 2010
7712684 Fuel injection valve May. 11, 2010
7703703 Reservoir and spray applicator Apr. 27, 2010
7661608 Jet regulator Feb. 16, 2010
7562715 Fire protection systems and components thereof with reduced friction Jul. 21, 2009
7472843 Air induction liquid spray nozzle assembly Jan. 6, 2009
7469710 Supersonic diffuser Dec. 30, 2008
7438241 Low pressure fuel injector nozzle Oct. 21, 2008
7328856 Airless dispenser for dispensing low doses of liquid products, in particular cosmetic or pharmaceutical products Feb. 12, 2008
7309030 Injection nozzle Dec. 18, 2007
7234654 Fuel injector Jun. 26, 2007
7188789 Atomising nozzle Mar. 13, 2007
7185832 Fuel injection nozzle for an internal combustion engine with direct fuel injection Mar. 6, 2007
7168412 Injection nozzle Jan. 30, 2007
7036748 Method and apparatus for the drying of cemented carbide powder and the like May. 2, 2006
7032843 Mixing nozzle Apr. 25, 2006
6978942 Shockwave injector nozzle Dec. 27, 2005
6916174 Gas burner Jul. 12, 2005
6837448 Nozzle device for spraying defined areas Jan. 4, 2005
6827292 Watering system and fertilizer dispenser Dec. 7, 2004
6745847 Fire extinguishing spray nozzle Jun. 8, 2004
6634568 Method and means for drying cemented carbide and similar Oct. 21, 2003
6550693 Coating apparatus and method of use Apr. 22, 2003
6481644 Device by sprinkler nozzle Nov. 19, 2002
6450266 Sprinkler arrangement for document storage Sep. 17, 2002
6450265 Large orifice ESFR sprinkler arrangement Sep. 17, 2002
6405944 Spraying attachment and appliance Jun. 18, 2002
6360970 Water diffuser Mar. 26, 2002
6354514 Method and apparatus for treating material having poor thermal conductivity Mar. 12, 2002
6322001 Ejector device Nov. 27, 2001
6302142 Supersonic gas flow device incorporating a compact supersonic diffuser Oct. 16, 2001
6276927 Nozzle assembly for a gas burner Aug. 21, 2001
6257504 Orifice plate feed nozzle and atomization process Jul. 10, 2001
6145708 Low volume flowable solids distributor Nov. 14, 2000
6119965 Hollow-core nozzle Sep. 19, 2000
6105516 Burner nozzle for pulverized coal Aug. 22, 2000
6098897 Low pressure dual fluid atomizer Aug. 8, 2000
6082465 Thrust reverser sprinkler head Jul. 4, 2000
5893521 Hot water safety discharge nozzle Apr. 13, 1999

1 2 3










 
 
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