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Class Information
Number: 239/321
Name: Fluid sprinkling, spraying, and diffusing > Including supply holder for material > Follower in holder > Floating or biased piston
Description: Apparatus in which the member acting against the material is resiliently urged to move or comprises means free to move toward the egress port.










Sub-classes under this class:

Class Number Class Name Patents
239/322 Fluid pressure actuated 65


Patents under this class:

Patent Number Title Of Patent Date Issued
8490890 Bathing apparatus and method of using same Jul. 23, 2013
8469289 Tissue sealant applicator system Jun. 25, 2013
8070074 Bathing apparatus and method of using same Dec. 6, 2011
7997511 Portable texture-spraying apparatus for uniformly dispersing a viscous material Aug. 16, 2011
7909267 Hand triggered tissue sealant spray apparatus and system Mar. 22, 2011
7819341 Paint reservoir system for a paint spray gun Oct. 26, 2010
7810744 Fluid reservoir for a paint spray gun Oct. 12, 2010
7726588 Locking-tensioning mechanism for a miniaturised high pressuriser Jun. 1, 2010
7699052 Apparatus for the dispensing of liquids, container cartridge suitable for this, and system comprising the apparatus for the dispensing of liquids, and the container cartridge Apr. 20, 2010
7614571 Disposable cup to be set up on a spray gun for preparing, applying and preserving a paint Nov. 10, 2009
7604184 Rotatable water-spraying bat Oct. 20, 2009
7537174 Hand triggered tissue sealant spray apparatus and system May. 26, 2009
7416140 Disposable cup to be set up on a spray gun for preparing, applying and preserving a paint Aug. 26, 2008
7341208 Atomizer for manual actuation Mar. 11, 2008
7316360 Pore structures for reduced pressure aerosolization Jan. 8, 2008
7281672 Dual burst disk Oct. 16, 2007
7264177 Methods, systems and apparatuses for automated irrigation and chemical treatment Sep. 4, 2007
7150409 Injection systems Dec. 19, 2006
7104470 Device for producing high pressure in a fluid in miniature Sep. 12, 2006
7093774 Device for injecting a pulsed supersonic gas stream Aug. 22, 2006
6997394 Door knob-mounted air freshener device Feb. 14, 2006
6945472 Locking-stressing mechanism for a miniaturised high pressuriser Sep. 20, 2005
6918547 Device for producing high pressure in a fluid in miniature Jul. 19, 2005
6669061 Pump dispenser and spraying apparatus Dec. 30, 2003
6669113 Plant watering device Dec. 30, 2003
6631855 Structurally improved spray gun Oct. 14, 2003
6619568 Material dispersing device and method Sep. 16, 2003
6439480 Device for automatic spray application of paint Aug. 27, 2002
6367714 Weed stick spray Apr. 9, 2002
6264120 Portable automated misting device Jul. 24, 2001
6095434 Portable automatic misting device Aug. 1, 2000
6024540 Pump for pumping through a variable volume plunger chamber having a pair of plungers disposed in a stepped cylinder with a slide valve Feb. 15, 2000
5979791 Intermittant water jet Nov. 9, 1999
5878925 Drywall joint compound pump workstation Mar. 9, 1999
5855323 Method and apparatus for jetting, manufacturing and attaching uniform solder balls Jan. 5, 1999
5769324 Portable washing device Jun. 23, 1998
5662271 Atomizing devices and methods Sep. 2, 1997
5497944 Atomising devices and methods Mar. 12, 1996
5411211 Spray gun May. 2, 1995
5370317 Atomizing device for producing a spray from a liquid under pressure Dec. 6, 1994
5370318 Atomizing nozzle for producing a spray from a liquid under pressure Dec. 6, 1994
5328096 Spray apparatus and method of operation for spraying heavy viscous material Jul. 12, 1994
5285966 Spraying apparatus having internal chamber selectively pressurized by a pressurizing device Feb. 15, 1994
5031839 Volume controllable applicator Jul. 16, 1991
4858785 Multiple fluid dispenser Aug. 22, 1989
4614302 Hose end nozzle with substance injector Sep. 30, 1986
4174056 Pump type dispenser with continuous flow feature Nov. 13, 1979
4174052 Mechanically operated dispensing device with expansible bulb Nov. 13, 1979
4162501 Ink supply system for an ink jet printer Jul. 24, 1979











 
 
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