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| Number | Title | Issue Date |
| 7661609 | Pressure washer with soft start washer wand A pressure washer wand having first and second valves that can be opened in a predetermined or user-adjustable manner through movement of a trigger. In one form, the first and second valves are opened sequentially in response to movement of a trigger to transition f... | 02/16/2010 |
| 7562834 | Power sprayer The present invention is a dispenser adapted to be coupled to a fluid container. The dispenser comprises a dispensing head, an energy source, and a fluid pathway. The dispensing head includes a fluid pump, a motor adapted to power the pump, a trigger adapted to cont... | 07/21/2009 |
| 7246759 | Modular spray gun apparatus and methods Modular spray gun apparatus and methods are disclosed. In one embodiment, an apparatus includes a handle module and a head module that is removeably coupled to the handle module. The head module includes a first housing having an inlet adapted to be coupled to a sou... | 07/24/2007 |
| 7234649 | Spray gun A spraying apparatus for spraying liquid surface treatment material which includes a gas inlet, a liquid inlet and an outlet nozzle. The apparatus also has a needle valve for regulating the supply of surface treatment material to the nozzle. The needle valve is at l... | 06/26/2007 |
| 7175111 | Discharge/vent module for power sprayer A manually operated sprayer for a container of liquid to be sprayed includes variable volume pump means having liquid inlet and outlet means for discharging the contents of the container. The sprayer further includes a control module having product and vent valves r... | 02/13/2007 |
| 7150412 | Method and apparatus for electrostatic spray A method and apparatus to improve the atomization of liquid and the efficiency of depositing liquid particles onto target objects, or to coat the target object with a thin film of liquid, to reduce the risk of high-voltage electrical shock, and to reduce the weight ... | 12/19/2006 |
| 7017838 | Spray gun A spray gun having a gun body; a nozzle assembly arranged on the gun body; a compressed air supply channel located in the gun body, controlled by a valve assembly, a regulator for adjusting the supply of the spray material, an actuating element for actuating the val... | 03/28/2006 |
| 7004404 | Spray gun A spraying apparatus for spraying liquid surface treatment material which includes a gas inlet, a liquid inlet and an outlet nozzle. The apparatus also has a needle valve for regulating the supply of surface treatment material to the nozzle. The needle valve is at l... | 02/28/2006 |
| 6991185 | Multi-component foam dispenser with improved flow metering means An improved metering apparatus is provided for use with a foam dispenser that disperses beads of foam after mixing streams of two foam components together. The dispenser has a pair of seal passages formed in a body portion of the dispenser and a spool valve rotated ... | 01/31/2006 |
| 6964382 | Grip cover for coating dispensing device hand grip A grip cover is provided for fitting over the hand grip of a coating dispensing device for dispensing coating material. The grip cover includes material for cushioning a hand of an operator using the coating dispensing device. ... | 11/15/2005 |
| 6874702 | Modular spray gun apparatus and methods Modular spray gun apparatus and methods are disclosed. In one embodiment, an apparatus includes a handle module and a head module that is removeably coupled to the handle module. The head module includes a first housing having an inlet adapted to be coupled to a sou... | 04/05/2005 |
| 6869027 | Dual component and dual valve trigger sprayer which mixes components in discharge passage The present invention pertains to a trigger sprayer which is connectable to two container volumes containing separate liquids. The sprayer has a trigger that is manipulated to draw the separate liquids into two separate pump chambers and then supply the two separate... | 03/22/2005 |
| 6793157 | Method and apparatus for spraying A low volume-low pressure spray gun (10) for spraying a fluid has a housing (12), a gas input (16), a trigger valve mechanism, and a nozzle (14). The gun (10) has lower and upper air passages (38, 39) which connect the gas i... | 09/21/2004 |
| 6769449 | Water booster methods and apparatus Water is first caused to flow through a first passage and rotate a first impeller. Rotation of the first impeller is linked to rotation of a second impeller, which is in fluid communication with a second, discrete passage. Vanes on the second impeller are constraine... | 08/03/2004 |
| 6705539 | Spray gun/applicator An applicator is provided which through the use of valve assemblies and separate first and second tubing member delivers two separate materials separately to a mixing head. The mixing head is provided with two separate passageways which terminate into an outlet pass... | 03/16/2004 |
| 6585173 | Paint spray gun The invention relates to a paint spray gun with a paint nozzle placed on a gun body, an air nozzle placed around the paint nozzle, a compressed air valve placed within a piston borehole in the gun body, a compressed air borehole running through a handgrip... | 07/01/2003 |
| 6533187 | Adhesive dispensing gun The spray gun includes a primary port for receiving a primary material such as adhesive or similar materials, for dispensing. The spray gun further includes a secondary port to receive an aerosol-based cleaner which is stored in an aerosol container withi... | 03/18/2003 |
| 6527203 | Two-component dispensing gun A two-component dispensing gun has two longitudinally-extending dispensing passages receiving metering rods and in fluid communication with two feed passages adjacent to an especially configured metering rod tip and valve seats formed at the exit end of e... | 03/04/2003 |
| 6431468 | Safety mechanism for dispensing apparatus A dispenser for mixing together multiple fluids, such as foam components and dispensing the mixed fluids includes a body portion of the dispenser with fluid entrances and an exit. A handle extends from the body portion to facilitate grasping and operation... | 08/13/2002 |
| 6425533 | Spray gun with common control of fluid and air valve The spray gun has an air cap that generates a spray mixture of liquid and air. The air cap includes a fluid valve for controlling the delivery of liquid and a separate air valve in the body of the spray gun is provided for controlling delivery of air. A c... | 07/30/2002 |
| 6378789 | Combination spray apparatus A combination spray apparatus which allows for the selection of several different flowable materials to be sprayed from a single unit and at the site of the unit itself. In the preferred manner, the spray apparatus includes a trigger nozzle as well as the... | 04/30/2002 |
| 6345776 | Two-component dispensing gun A two-component dispensing gun has two longitudinally-extending dispensing passages receiving metering rods and in fluid communication with two feed passages adjacent to an especially configured metering rod tip and valve seats formed at the exit end of e... | 02/12/2002 |
| 5975432 | Spray nozzle A spray nozzle adapter is used with a conventional spray nozzle having a nozzle plug for regulating the flow of fluid in response to a control lever. The spray nozzle adapter has an intake coupler having an axially extending cylindrical wall defining an i... | 11/02/1999 |
| 5944259 | Spray gun with improved seal A spool valve and cooperating housing with a particular shape. A portion of the housing has a relatively thin sidewall and it includes an integrally formed stub cylindrical wall portion. A cooperating cylindrical force-applying element is present which de... | 08/31/1999 |
| 5881955 | Spraying device An improved spraying device for mixing a first fluid with a second fluid prior to dispensing into the environment. The spraying device includes a spraying head connected to a cartridge bottle. A shroud covers the spraying head to cartridge bottle connecti... | 03/16/1999 |
| 5618001 | Spray gun for aggregates A spray gun for spraying fluent materials having a high concentration of particulate matter. The spray gun is connected to a source of pressurized air and a source of spray materials. The air and spray materials mix in a nozzle, atomizing the fluid in the... | 04/08/1997 |
| 5553788 | Spray gun assembly and system for fluent materials A spray gun for spraying fluent materials comprising a valve chamber, a nozzle connected to the chamber at one end thereof, inlet and outlet ports communicating with the valve chamber, and a valve element having a hollow interior displaceable in the chamb... | 09/10/1996 |
| 5526981 | Adhesive spray system, and methods of constructing and utilizing same A system for spraying water-based adhesive and a method of using the system is disclosed. The system includes a hot air gun connected to both a source of hot pressurized air and a source of flowable adhesive. The gun includes a body having a handle assemb... | 06/18/1996 |
| 5429307 | Dual air supply spray gun A spray gun suitable for use with both high volume, low pressure (HVLP) air and compressed air sources for atomizing liquids includes a housing; a nozzle attached to said housing for controlling liquid flow therethrough; a high volume, low pressure air in... | 07/04/1995 |
| 5419491 | Two component fluid spray gun and method An air-operated fluid spray gun for mixing multiple fluids together almost simultaneously with depositing the mixture on a surface by directing an atomized stream of one fluid out the end of the gun barrel toward the surface and injecting an atomized stre... | 05/30/1995 |
| 5400971 | Side injected plural component spray gun A side injection plural component spray gun having one or more injector assemblies mounted for injecting a catalyst into a main component at the most forward position of the spray gun. In one embodiment, the injecting assembly has an injection jet connect... | 03/28/1995 |
| 5370315 | Spray gun for aggregates A valve for dispensing liquids having a high content of particulate material through a spray gun operates between open and closed positions which ensures continuous recirculation of at least a portion of the spray material. The spray gun has an inlet nipp... | 12/06/1994 |
| 5351890 | Applicator having a glitter container including a venturi pump and static reducing tinsel An apparatus has a cylindrical container with an intermediate floor containing a multiplicity of air holes through which air is pumped upward to keep glitter within the container above the intermediate floor in movement. A vertical housing within the cont... | 10/04/1994 |
| 5299740 | Plural component airless spray gun with mechanical purge A plural component airless spray gun for mixing and dispensing coreactive liquid materials has a mixing chamber into which coreactive components are introduced and mixed, an airless tip at a forward end of the chamber and from which the mixed components a... | 04/05/1994 |
| 5078322 | Low pressure high volume spray gun A spray gun designed for utilization with low pressure and high volume air supplies to obtain high product transfer efficiencies. The spray gun is designed for connection to an air supply at two locations on the gun with one location providing non-pressur... | 01/07/1992 |
| 4955544 | Dosage gun A dosage gun includes a housing having a longitudinal bore therein which terminates at one end in an emission nozzle and pressure tanks which hold components of the dosage material. A dosage device is held in the bore and is designed as a nozzle needle fo... | 09/11/1990 |
| 4934603 | Hand held electrostatic spray gun A hand held spray gun including a gun body, a barrel and a nozzle assembly attached to the front of the barrel. A tubular retainer passes through a portion of the body and is threaded into a passage in the barrel to connect the barrel to the body. A fluid... | 06/19/1990 |
| 4925107 | Low cost mixing and dispensing gun for reactive chemical products A gun having a gun body which includes a housing for component inlet and outlet passages and for a product flow control valve, which further includes a handle, a nozzle receiver assembly, and a trigger for rotating a spool valve between open, closed, and ... | 05/15/1990 |
| 4848665 | Compact spray gun A compact spray gun using a single air supply port to actuate two piston valves and act as an air refinement system. An externally adjustable cartridge type packaging assembly needle piston valve seals the resin. A spool valve portion of a catalyst piston... | 07/18/1989 |
| 4762253 | Foam dispensing gun A foam dispensing gun of the type having a disposable nozzle for mixing and dispensing separate fluid components of a resin system in which a single, relatively large diameter cylindrical nipple projecting from the gun body supplies both components to the... | 08/09/1988 |
