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Class Information
Number: 239/417.3
Name: Fluid sprinkling, spraying, and diffusing > Combining of separately supplied fluids (i.e., plural flow paths) > And valving means controlling flow for combining > Concentric flow paths > Valving means for central fluid
Description: Apparatus including means to control the flow of fluid through the innermost fluid line.










Patents under this class:
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Patent Number Title Of Patent Date Issued
8205807 Automatic atomizing spray gun Jun. 26, 2012
8002203 Fire fighting nozzle and method including pressure regulation, chemical and eduction features Aug. 23, 2011
7992808 Fluid atomizing system and method Aug. 9, 2011
7883026 Fluid atomizing system and method Feb. 8, 2011
7789325 Air atomizing spray nozzle with magnetically actuated shutoff valve Sep. 7, 2010
7757964 Air cap Jul. 20, 2010
7588199 Build-up resistant air atomizing spray nozzle assembly Sep. 15, 2009
7497387 One-piece fluid nozzle Mar. 3, 2009
7296759 Ratcheting retaining ring Nov. 20, 2007
7246759 Modular spray gun apparatus and methods Jul. 24, 2007
7175108 Applicator and nozzle for dispensing controlled patterns of liquid material Feb. 13, 2007
7108203 Internal mix air atomizing nozzle assembly Sep. 19, 2006
7051955 Sprayer system May. 30, 2006
7048207 Fire fighting nozzle and method including pressure regulation, chemical and eduction features May. 23, 2006
6883732 Fluid spraying apparatus, method, and container Apr. 26, 2005
6779742 Air brush Aug. 24, 2004
6523757 Compact spray valve Feb. 25, 2003
6425536 Air brush with removable and rotatable nozzle head Jul. 30, 2002
6425533 Spray gun with common control of fluid and air valve Jul. 30, 2002
6349886 Injector nozzle and method Feb. 26, 2002
6170759 Method and device for applying an adhesive to a product surface Jan. 9, 2001
6170760 Compact spray valve Jan. 9, 2001
6162049 Premixed ionization modulated extendable burner Dec. 19, 2000
6131824 Air assisted fuel injector Oct. 17, 2000
6089471 Fluid spray gun Jul. 18, 2000
6036103 Agricultural spraying systems Mar. 14, 2000
5934567 Air assisted fuel injector Aug. 10, 1999
5826804 Device for the injection of a fuel/gas mixture Oct. 27, 1998
5799875 HVLP spray gun and integrated fluid nozzle therefor Sep. 1, 1998
5794856 Air assist injector and retainer shroud therefor Aug. 18, 1998
5785251 Air assist fuel injector Jul. 28, 1998
5607108 Nozzle and aircap for spray guns Mar. 4, 1997
5577666 Air assist atomizer for a split stream fuel injector Nov. 26, 1996
5556034 Fuel injection valve Sep. 17, 1996
5540385 Spray nozzle for high volume low pressure air Jul. 30, 1996
5540388 Solenoid type fuel injection valve Jul. 30, 1996
5540387 Device for injecting a fuel/gas mixture Jul. 30, 1996
5507573 Method and a means for continuous, static mixing of thin layers Apr. 16, 1996
5454517 Air brush with removable and rotatable nozzle head Oct. 3, 1995
5449120 Fuel feed apparatus of internal combustion engine Sep. 12, 1995
5433385 Fuel injecting apparatus Jul. 18, 1995
5409169 Air-assist fuel injection system Apr. 25, 1995
5397058 Low pressure fumeless spray gun Mar. 14, 1995
5397061 Apparatus for injecting a fuel-gas mixture Mar. 14, 1995
5395050 Device for injecting a fuel-gas mixture Mar. 7, 1995
5392992 Low pressure paint spray gun with improved spray head Feb. 28, 1995
5358181 Fuel feed apparatus of internal combustion engine and manufacturing method therefor Oct. 25, 1994
5323967 Steam injector Jun. 28, 1994
5314117 Fuel nozzle generating acoustic vibrations May. 24, 1994
5302204 Method and apparatus for producing an imitation stone finish Apr. 12, 1994

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