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Class 239/570 - Line fluid operated


Subclass of Class 239 - Fluid sprinkling, spraying, and diffusing
Definition: Apparatus wherein the flow controlling means is responsive
No. of patents: 211
Last issue date: 03/06/2012


1            
NumberTitleIssue Date
8128008Fluid dispenser nozzle and a fluid dispenser device including such a nozzle
A fluid dispenser nozzle comprising: a rigid support; a fluid passageway; and an annular sealing element that is made of elastomer, that surrounds the rigid support, and that is provided with a lip adapted to close off the passageway so long as the fluid is not arri...
03/06/2012
RE41947Pressure compensating orifice for control of nitrous oxide delivery
This invention is a variable orifice for controlling the mass flow rate of nitrous oxide used as an engine oxidizer, this orifice having an effective size, or area, which changes with changes in the nitrous oxide pressure applied to it. Several design parameters can...
11/23/2010
7594616Fluid discharge nozzle
The present invention relates to liquid dispensing devices having discharge nozzles. The discharge nozzle has a flow control device. The flow control device includes a check valve and an outlet. The check valve is capable of creating a vacuum pressure cycle during c...
09/29/2009
7434747Internal particulate protective obstruction for sprinklers
A sprinkler that restricts foreign particulate matter from interfering with and/or damaging the operating components of a sprinkler is disclosed. The sprinkler may be a pop-up sprinkler such that the outlet or nozzle is not in a fixed position and is moved from a po...
10/14/2008
7416139Speed limiting turbine for rotary driven sprinkler
A speed limiting mechanisms for turbine-driven fluid distribution apparatus usable with compressible fluid such as compressed air and incompressible fluid such as water. In one form, a flow restrictor is located in the turbine discharge flow path, with the turbine d...
08/26/2008
7384007Shower head structure
A shower head structure includes a front cover disc, a water outlet disc, a joint base, a water stopper body and a water stopper. The shower head body is installed to the joint base, and the water stopper body is connected to the water outlet disc, and the water sto...
06/10/2008
7370815Cone nozzle
The invention relates to a cone nozzle with a nozzle body having a swirl chamber (18), an inlet hole (22) arranged in a side wall of the swirl chamber (18) and an outlet hole (20) arranged in a first end wall of the swirl chamber (18
05/13/2008
7367518Descaling nozzle
A nozzle orifice of a nozzle (1) includes a tapered segment (16) extending from an elliptical discharge orifice (15) and having a taper angle θ of 30 to 80°, and a large-diameter segment (18) continuing with the tapered segment. The rat...
05/06/2008
7354007Therapeutic training straw
A drinking straw for controlling the intake of beverages, comprising an elongated hollow member having at least two open ends, at least one end being a suction end adapted for application of a suction force, and at least one end being a liquid end adapted for immers...
04/08/2008
7328856Airless dispenser for dispensing low doses of liquid products, in particular cosmetic or pharmaceutical products
The invention relates to an airless dispenser which is used to dispense low doses of liquid products. The inventive dispenser is characterised in that it consists of: a first part comprising a spray nozzle which is communicated with a network of channels on the wall...
02/12/2008
7318556Water line safety valve
A safety valve for a lawn sprinkler system having at least one subterranean flow line and at least one head for spraying irrigation water. The valve includes a tubular member connected between the flow line and the head. The tubular member has an axial passage there...
01/15/2008
7316364Shower head
A shower head includes a mouth piece including a middle axial through channel for flow through of water, a rotationally symmetrical deflection element for the water being near the external outlet of the channel, which mouth piece is connected to a holder through whi...
01/08/2008
7306170Lawn sprinkler flow control device and tool therefor
A device for restricting water flow through a conduit in a landscape sprinkler system, wherein the conduit comprises a hollow pipe having an interior wall, the device comprising a generally rigid disc having an external periphery shaped to conform to the interior wa...
12/11/2007
7296780Control valve assembly structure for spray guns
A control valve assembly structure for spray guns comprises a pistol body made up of water inlet and outlet conduits in fluid communication with a valve chamber having a control valve assembly mounted therein wherein the water inlet and outlet conduits and the valve...
11/20/2007
7293721Check valve assembly for sprinkler head
A check valve assembly has a coupling sleeve with a first end for connection to a pop-up or fixed sprinkler head and a second end for connection to a water supply, the coupling sleeve incorporating a valve seat. A disc valve is retained below the valve seat, and a s...
11/13/2007
7269876Window and lens glass cleaning system
In a window and lens glass cleaning system for a window/lens glass of a motor vehicle, a washer nozzle, a heating element and a nonreturn valve are in each case arranged on or in a retaining part. The retaining part is fastened on a wiper arm which can pivot over th...
09/18/2007
7244471Method for surface treatment of metal pipes
A method and apparatus for surface treating metal pipes includes introducing a treatment liquid into a first distribution chamber having a flat bottom surface, and dropping the treatment liquid onto at least a portion of the outer peripheral surface of the metal pip...
07/17/2007
7237619Automatic fire sprinkler having a variable orifice
An automatic fire sprinkler having a variable orifice, the sprinkler having a variable orifice associated with the automatic fire sprinkler, and wherein the orifice is responsive to the water inlet pressure of the sprinkler. ...
07/03/2007
7210472Nitrous oxide vapor delivery system for engine power enhancement
This invention is a nitrous oxide delivery system to improve engine power in which the nitrous oxide leaves its storage bottle as a vapor rather than conventional liquid delivery systems in which it leaves as a liquid. This system can therefore use a relatively simp...
05/01/2007
7191731Tube bird feeder
A bird feeder for deterring squirrels and other marauders, the bird feeder having an inner feed container and an outer shroud, the spring mechanism being mounted in a center structure which comprises an outer first member having a hollow interior portion with a seco...
03/20/2007
7188784Automatic rain gutter flushing system
An eave gutter is provided. A downspout is operatively coupled to the gutter. A plurality of spraying components has fittings and nozzles. The fittings and nozzles are positioned at spaced locations along the gutter. A conduit couples a fluid source and the fittings...
03/13/2007
7152816Mister nozzle apparatus
A mister nozzle apparatus has a check valve incorporated therein to shut off the water passing through the misting nozzle to prevent draining of the water from the misting water supply pipes. The check valve has a resilient membrane valve element which opens and clo...
12/26/2006
7134613Device for limiting turbine rotation speed in gear driven sprinklers
A turbine assembly for a rotary sprinkler head includes a flow control valve, a turbine housing having a fluid inlet and fluid outlet ports, and a rotor mounted in the housing. The flow control valve is moveable between a closed position and a maximum open position,...
11/14/2006
7100842Two-axis full-circle sprinkler
A sprinkler device comprising a sprinkler body having a longitudinal center axis, an inlet at one end and an outlet nozzle at an opposite end; and a rotor plate supported axially spaced and laterally offset from the outlet nozzle; the rotor plate mounted for orbital...
09/05/2006
7097120Hose nozzle apparatus and method
A device and method are provided for regulating two types of flow from a nozzle. The first flow is a deluge stream and the second flow is a fog spray. The deluge stream is controlled by the nozzle operator using a first flow control valve, such as a ball valve. The ...
08/29/2006
7093774Device for injecting a pulsed supersonic gas stream
The invention relates to a device (100) for injecting a pulsed supersonic gas flux, including a first chamber (2) inside which the gas to be injected is found under pressure on either side of a free piston (4), the device comprising means (12...
08/22/2006
7083118Device for injecting and mixing liquid fertilizer with water flow in a sprinkler system pipeline
The invention relates to a device for mixing a liquid such as fertilizer with water flow in a sprinkler pipeline where the liquid is timely dispensed over a period of time from a fertilizer chamber into a mixing chamber for mixing with the water before re-entering t...
08/01/2006
7032841Hand-held battery power sprayer
A hand-held battery power sprayer is formed of a body having a spray nozzle, a trigger, and an internally threaded attachment collar having a passageway therethrough. The attachment collar removably receives a container. As battery powered pump is positioned within ...
04/25/2006
7000854Pullout spray head with single-button mode selector
A spray head for a faucet or the like has a wand body defining a flow path from an inlet to first and second outlets. Diverter seats are provided so a face seal on a diverter spool can direct flow to the first or second outlet. The spool is positioned by a trigger a...
02/21/2006
6997393Pop-up irrigation sprinklers
The pop-up irrigation sprinkler includes a pressure reducing valve, a spring-biased, pop-up riser, and a valve seal of unitary construction adjacent to the lower end of the riser having a valve body, a valve plug at the lower end of the valve body sealing the inlet ...
02/14/2006
6975061Apparatus for moving a pair of opposing surfaces in response to an electrical activation
An apparatus for moving a pair of opposing surfaces in response to an electrical activation having a support including a rigid non-flexing portion, at least one pivotable arm portion extending from the rigid non-flexing portion, a pair of opposing surfaces with one ...
12/13/2005
6973681Spa jet mounting assembly and method of installation
A spa jet mounting assembly and method of installing and utilizing the same. An outer housing with an interior threaded chamber is connected to water and air pipes outside a bath. An inner housing, with an external threaded section is inserted through a passageway i...
12/13/2005
6966760Reciprocating fluid pump employing reversing polarity motor
A reciprocating pump includes a drive section and a pump section. The drive section has a reciprocating coil assembly to which alternating polarity control signals are applied during operation. A permanent magnet structure of the drive section creates a magnetic flu...
11/22/2005
6945471Rotary sprinkler
A rotary sprinkler having an adjustable arc segment whose angular extent and absolute direction relative to the ground are represented by an arc indicator, which arc indicator may comprise a band whose visible length represents the angular extent and whose position ...
09/20/2005
6938841Pressure compensating orifice for control of nitrous oxide delivery
This invention is a variable orifice for controlling the mass flow rate of nitrous oxide used as an engine oxidizer, this orifice having an effective size, or area, which changes with changes in the nitrous oxide pressure applied to it. Several design parameters can...
09/06/2005
6924586Uni-body piezoelectric motor
An apparatus according to the present invention includes a support structure having a primary portion with first and second arm portions formed thereon for movement relative to one another, and a secondary portion with either a clamp portion or valve portion integra...
08/02/2005
6869026Rotary sprinkler with arc adjustment guide and flow-through shaft
A rotary sprinkler having an adjustable arc segment whose angular extent and absolute direction relative to the ground are represented by an arc indicator, which arc indicator may comprise a band whose visible length represents the angular extent and whose position ...
03/22/2005
6830062Spigot freeze dripper
A dripper apparatus for a water spigot includes a coupler having a threaded female member for connecting to a water spigot. A generally cylindrical elongate member has a longitudinal portion in fluid communication with the female member. The longitudinal portion has...
12/14/2004
6796515One touch actuated valve
A one touch valve for activating fluid flow between an inlet conduit and an outlet conduit is disclosed. The valve has a flow cylinder defining an inflow chamber in fluid communication with the inlet conduit and an outflow chamber in fluid communication with the out...
09/28/2004
6796273Switching current water director (SCWD) for aquariums
The present invention relates to a water director for distributing a surge or flow of water to one or more of a plurality of output ports, which can vary in shape, size, and number, typically for use in marine and fresh water aquariums. Water pumped through a condui...
09/28/2004
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