Class 239/528 - For sequentially opened valves

Subclass of Class 239 - Fluid sprinkling, spraying, and diffusing
Definition: Apparatus wherein the flow regulators are controlled seriatim.
No. of patents: 40
Last issue date: 04/10/2012

Number	Title	Issue Date
8152078	Faucet spray head A faucet spray head or gun body arrangement, including a spray gun body, a spray gun press handle, a spray gun inner core tube and control means, the spray gun press handle being movably fixed on the spray gun body, the spray gun inner core tube being disposed in th...	04/10/2012
7686237	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...	03/30/2010
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
7185820	Data acquisition apparatus A scanner device includes a body portion with an optical scanner module at a first forward end and having a keypad and display mounted on an upper surface. The handle portion extends from the body portion near the forward end and is oriented at a selected angle to c...	03/06/2007
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
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
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
6402058	Aerosol spray gun An aerosol spray gun used selectively in two spraying modes of small and large patterns is provided. The aerosol spray gun has a throttle valve, an air duct, and a coupling link. The throttle valve has an internal air duct for supplying pressurized air to...	06/11/2002
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
6105881	Air brush An air brush having an easily installed nozzle member and a cost-effective extremity end member. The nozzle member is held between a nozzle cap and an outlet end of the main body of the air brush. The nozzle member is made such that it's front and rear pa...	08/22/2000
5711485	Pneumatic trigger valve for spray gun The invention is directed to an improved pneumatic valve for use in paint spray guns of the type having a pneumatic trigger operating mode. When actuated by a trigger, the valve vents a pressurized chamber in the spray gun, causing a piston to move to ope...	01/27/1998
5667143	Spray gun for spraying two fluids A spray gun includes a barrel portion and a handle portion having a control lever pivotally mounted to a lower end of the handle controlling a valve system. The spray gun includes an interchangeable fitting for receiving two fluid lines. The lever is mova...	09/16/1997
5558276	Air gun for spraying and drying air-dryable liquid materials A hot air gun for drying a sprayed air-dryable liquid material is disclosed. The gun includes a hot air gun connected to both a source of hot pressurized air and a source of flowable air-dryable liquid material. The gun includes a body having a handle ass...	09/24/1996
5529245	Low cost dispenser for multi-component foams A mixing and dispensing gun with a valve body containing a pair of liquid inlets, a pair of separate liquid outlets, a gas outlet and a removable mixing and dispensing nozzle. The nozzle contains the ingredients while they are being mixed and a gas outlet...	06/25/1996
5470227	Pilot igniter torch with cutoff preheat valves A cutting torch allows the preheat oxygen and fuel valves to remain in a preset position while the torch is off. The cutting torch has preheat oxygen and fuel cutoff valves mounted in line with the adjusting valves. The cutoff valves are both operated lin...	11/28/1995
5460203	Air valve A trigger operated air valve suitable for controlling both the flow of air to and the flow of feedback air from a nozzle assembly in high volume low pressure (HVLP) spray guns. A trigger moves a spindle against the pressure of a spring. As the trigger is ...	10/24/1995
5305930	Actuating device for dispensing a product, especially a self-foaming product The actuating device (1) is adapted to be incorporated into a dispenser provided with a valve (41) having a tubular end (43) which must be pressed in order to discharge the product. The device (1) includes a poppet valve (10), the movement of which is sub...	04/26/1994
5299741	Texture spray gun bleed valve A spray gun is designed for use with a texture pumping unit which requires of air through the spray gun in order to start the pump. A bleed valve is provided which alternatively directs air to the front of the gun or may be bled to the outside to allow th...	04/05/1994
5289974	Spray gun having trigger overtravel protection and maximum flow adjustment knob warning An improved hand held spray gun. The spray gun includes at least one manual trigger which when squeezed moves a valve needle to initiate fluid flow. A knob is provided to adjust the maximum fluid flow when the trigger is squeezed. When the trigger is rele...	03/01/1994
5287887	Handle operated flow control valve A handle operated flow control valve has a body that defines first and second spaced inlet passages that extend from spaced first and second inlets and join in the vicinity of a first flow control valve for ducting pressurized flows of fluid from one or b...	02/22/1994
5284301	Double-pivot trigger A trigger for opening a valve against fluid pressure has two alternate pivot points. The first pivot point has a relatively higher mechanical advantage to make it easier to push the valve against the fluid pressure. The second pivot point has a relatively...	02/08/1994
5267693	Spray gun non-stick paint connector block A liquid paint spray gun of the type having a barrel through which compressed air flows to a nozzle, a liquid outlet valve centrally positioned within the barrel adjacent the nozzle for providing a low pressure supply of liquid to be entrained and atomize...	12/07/1993
5236129	Ergonomic hand held paint spray gun An ergonomic hand held paint spray gun which reduces operator fatigue and stress. The handle of spray gun has an ergonomically designed shape and the size of the handle may be changed through the use of different size handle covers. The spray gun has a pl...	08/17/1993
5078323	Air valve for portable paint gun An improved control shaft seal and air valve for a portable paint gun with the seal having a radial clearance with the shaft except at a shaft sealing surface of limited axial length. The shaft seal has a conical surface radially outward of the shaft seal...	01/07/1992
5050804	Shaft seal for portable paint gun An improved control shaft seal and air valve for a portable paint gun with the seal having a radial clearance with the shaft except at a shaft sealing surface of limited axial length. The shaft seal has a conical surface radially outward of the shaft seal...	09/24/1991
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
4759502	Spray gun with reversible air/fluid timing An air assisted hydraulic atomizing spray gun for liquid coating materials is characterized by an adjustable air/fluid turn on timing sequence which allows the air to be selectively turned on before, at the same time as, or after the fluid....	07/26/1988
4669661	Process and device for the spraying of hot melt glue A process and a device (10) are proposed for spraying hot melt glue with which the heated hot melt glue by means of a pneumatically operated extrusion gun can be fed to a nozzle (25), to which pressurized air is supplied for spraying the glue. The pressur...	06/02/1987
4427153	Plural component dispensing device A plural component dispensing nozzle having internal passages for the introduction of at least two components for mixing and dispensing, and having a one piece mixing chamber with impingement orifices axially spaced along the chamber, and having formed as...	01/24/1984
4426039	Spray gun control valve A control valve for a spray gun which is engageable by a spray gun trigger to release pressurized air and pressurized liquid through the spray gun for spraying in a predetermined sequence. The valve includes a slidable spool axially aligned with a liquid ...	01/17/1984
4361283	Plural component spray gun convertible from air atomizing to airless A plural component spray gun which can be used as an air atomizing gun for atomizing material at the nozzle for external mixing with a catalyst, and, which is convertible to airless operation. The spray gun has a nozzle body which incorporates passageways...	11/30/1982
4325513	Gun for dispensing a plural component system A gun for dispensing a plural component system includes a housing having appropriate connections to a pressurized air supply and pressurized first and second component storage reservoirs. Within the housing are located first and second component feed port...	04/20/1982
4294411	Electrostatic spray gun An improved electrostatic spray gun, particularly of the hand-held type, is disclosed including an electrically insulative barrel and nozzle assembly, an electrically insulative air valve module mounted to the rear of the barrel assembly and externally th...	10/13/1981
4175702	Air nucleating spary gun A forced air nucleating jet gun assembly comprised of a nozzle body designed to atomize material at the nozzle for external mixing with a catalyst which is atomized in the handle body of the gun assembly. The nozzle body incorporates passageways for deliv...	11/27/1979
4159079	Dispenser Apparatus for mixing and dispensing at least two liquids, such as organic resins and polyisocyanates which react to form polyurethane foam, having a cylindrical mixing chamber positioned in the front end of a dispensing gun. The mixing chamber has exterio...	06/26/1979
4154403	Spraygun A spray gun having a main air valve to regulate the flow of pressured air to the galleries of the gun, and bleed means to bleed air from the high pressure side of the valve to the low pressure side to reduce the effort required by an operator to use the g...	05/15/1979
4005824	Spray gun quickly convertible between air and airless operating modes A spray gun quickly convertible between an airless non-fogging mode and a fogging or air mode when using a fog dispensing wand accessory. The hand grip is formed in part by a valve housing for the liquid component and, in part, by the overlapping ends of ...	02/01/1977
3957208	Spray gun A spray gun is disclosed for use by professional hair stylists in spraying hair spray or hair setting substances on the hair of customers. The spray gun includes a rigid barrel and handle and a pivotal trigger which opens and closes needle valves mounted ...	05/18/1976

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Class 239/528 - For sequentially opened valves