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Patent Searching and Data


Matches 601 - 650 out of 5,806

Document Document Title
WO/1990/014538A1
A valve body includes a cylindrical seat having a substantially flat working face. A cylindrical valve member having a working surface thereon is slidable toward and away from the seat face to vary flow from the outer peripheries of the ...  
WO/1990/012974A1
A flow control and pressure reducing valve has a valve body (5) with an inlet chamber (6) and outlet chamber (7) separated by a partition plate (5a). A plurality of passages are formed in the valve body spaced circumferentially around th...  
WO/1990/008286A1
A sanitary water valve comprises a control element consisting of three superimposed control disks surrounded by a housing. The lower and upper control disks are stationary and the middle control disk can move relative to the stationary c...  
WO/1989/012775A1
The disclosed valve may be configured for use as a pressure relief valve, pressure regulator valve or pressure reducing valve. A pair of opposed valve members defines a radial flow path therebetween which extends from the outer radial pe...  
WO/1989/001585A1
The specification relates to a noise-reduced mixing valve comprising a valve body (1) and, located in the control part within said body, ceramic disks (2, 3). The fixed disk (2) is penetrated by inlet apertures (7) for hot and cold water...  
WO/1988/008936A1
Arrangement for damping linear movements intended for use on a safety valve. An arrangement for damping linear movements of the valve spindle (10) of a safety valve of small amplitude and high frequency comprises two counterrotatable dam...  
WO/1988/008496A1
A spring-loaded safety valve (10) is provided with an integrated damping element (50). The damping effect is achieved by the dissipative action of a shearing current. Damping is immediate and playfree. The damper is particularly suited t...  
WO/1988/005880A1
Valve assembly for adjusting a fluid flow comprising a housing (1) provided with an inlet (2) and an outlet (3) for fluid and a spherical body (4) rotatably arranged in the valve housing (1) between the in- and outlet (2, 3) and mounted ...  
WO/1988/003240A1
In a mixer valve of the single lever type the lever (4) activates, via a drive arm (20), an actuator (21) which is effective in displacing a movable valve plate (12) in relation to a stationary valve plate (11), therewith to adjust the r...  
WO/1987/004766A1
A restricting valve (1) adapted for insertion in a control valve in a fluid supply line or lines to restrict the flow of fluid at an outlet or outlets in said fluid supply or lines, said restricting valve comprising, a first substantiall...  
WO/1987/004499A1
Method and arrangement for producing a slow rise in pressure in pneumatic or hydraulic systems, particularly compressed-air diaphragm pumps. The arrangement includes a delivery channel (24, 26) having a valve (9, 10), the spindle (7) of ...  
WO/1987/004224A1
An actuating device for pipe-chamber feeders of hydraulic transport equipment comprising valves or other closing appliances having a closing element that is movable reciprocally between an open and a closed position, the improvement bein...  
WO/1987/002752A1
A control stop (12) for a flushing system (10) including a metering flush valve (14) connected to supply liquid to a toilet fixture. The control stop (12) is in series flow relation between a source of pressurized liquid and the metering...  
WO/1986/007123A1
The mixing valve includes a fixed valve plate (7) of hard material provided with passage openings (7a) communicating with two supply pipes (3), a plastic slide (9) connected to a control mechanism (18), (19), (20) and sliding against a c...  
WO/1986/005753A1
A rotary sliding valve consisting of a valve liner (1) and a rotary sliding valve (2) is fitted with control channels (3 to 8 or 16 to 18) distributed around the periphery having control edges (e.g. 27, 28) for control and distribution o...  
WO/1986/000682A1
A metering apparatus and system for controlling the administration of IV fluids having a valve housing (14, 60, 102, 202, 302, 505, 602) with a valving chamber therein. A rotatable valve body member (40, 80, 125, 220, 322, 502, 618) is p...  
WO/1985/005429A1
A straightway cock has a ball-shaped or cylindrical plug (2), which is pivotally located in a house (1). In the plug (2) there are provided a number of flow channels (9, 10), at least one of which joining a chamber (8) under the bottom o...  
WO/1985/003557A1
A valve trim cage assembly (17) for anti-cavitation control valves compises a plurality of concentrically nested, cylindrical sleeves (23, 25-29 and 41-46) with fluid flow constricting annular channels (39, 47) defined between adjacent s...  
WO/1985/002241A1
A silencer for attachment to a toilet cistern float valve or the like comprising a housing having an inlet (4A) and an outlet (5) in communication through a chamber (4) defined therein, and a fluid flow restriction or damping means (6) d...  
WO/1985/001564A1
During the sectioning of pipe systems for liquids pressure transients occur, which often overload the pipe and which can give cause to serious damages to pipes and plants. In particular pipe systems with long pipelines are sensitive to p...  
WO/1984/003924A1
A multiposition choke valve assembly comprises: a) a valve body (15) defining an interior chamber (20) and inlet (22) and outlet (24) flow ports communicable with that chamber, b) a valve stopper sub-assembly (26) movable axially longitu...  
WO/1984/003922A1
A multi-position choke-valve assembly comprises: a) a valve body (15) defining an interior chamber (20) and inlet (24) and outlet (26) fluid flow ports communicable with that chamber, b) a tubular carrier (19) received in the chamber to ...  
WO/1984/001806A1
A valve comprises an inlet chamber (a), a fluid outlet chamber (c) and a bellows chamber (b) defined by a bellows (22) communicating with the inlet chamber (a) via a bleed hole (54). One or both of a restrictor (32) and an end portion (2...  
WO/1983/003655A1
Liquid flow through a passage (9) in a body member (7) is controlled by a relatively movable poppet valve member (8). A frusto-conical first guide surface (11) on the poppet valve (8) merges smoothly with a second guide surface (12 and 1...  
WO/1982/004470A1
A device for attenuating noise of fluid in non-axisymmetric turbulent flow which comprises a conduit (34) and a plurality (12) of parallel aligned nested tubes in said conduit. The nested tubes are of varying cross-sectional size and hav...  
WO/1982/001236A1
A direct-flow valve comprises a casing consisting of hard elements connected to each other, and closing elements executed as toothed plates (10) pinched between neighbouring hard elements. Each toothed plate (10) is executed as teeth (11...  
WO/1981/001734A1
A valve for use under severe throttling conditions, includes a housing (12) with fluid inlet (14) and outlet (16) passages communicating with a chamber inside the housing. An abrasive resistant throttling tube (36) in fluid communication...  
JPWO2018230159A1
Even if it passes fluid in which direction, the passage sound of fluid is reduced. As the 1st tube fitting (12) with which the side of the valve body (30) was equipped, and some above-mentioned valve bodies (30), Or the valve seat member...  
JPWO2018131122A1
The expansion valve (1) has the valve body (3) in which the valve room (5) was provided. A valve body (3) is provided with a valve seat (9), and the valve element (7) is inserted in it. The 1st piping (13) and the 2nd piping (15) which a...  
JP6603406B2  
JP2019190514A
[Subject] A frozen cycle system using an electric motor operated valve which can maintain silence exactly, and the electric motor operated valve is provided. [Means for Solution] Rotational movement of a rotor stored in inner circumferen...  
JP2019190605A
[Subject] Working speed of a vacuum valve is adjusted and vibration is controlled in tolerance level. [Means for Solution] A valve element which a vacuum valve drive controlling method makes open and close an opening of a vacuum valve, A...  
JP2019190516A
[Subject] Provide a valve gear provided with seal structure which can inhibit that gas which flows inside of a device influences intensity of a device. [Means for Solution] Body 4 which has a gas stream way which opens inside and outside...  
JP6595447B2  
JP6592300B2  
JP2019173806A
[Subject] The nonreturn valve which can control generating of chattering effectively is provided. [Means for Solution] Housing 10 in which entrance channel 12, valve room 11, and exit channel 13 were provided, Valve seat 14 provided in t...  
JP2019173805A
[Subject] It can miniaturize and provides a nonreturn valve which can control generating of chattering. [Means for Solution] It has a sheet member with which a channel of fluid is equipped, a valve element which is pressed by sheet part ...  
JP2019168152A
[Subject] An improved expansion valve which is low cost and can realize low noise is provided. [Means for Solution] Valve body 2 provided with valve seat 20 with an annular expansion valve, and valve element 3 which permits passage of fl...  
JP6585380B2  
JP6585505B2  
JP6586062B2  
JP2019163834A
[Subject] An improved expansion valve which is low cost and can realize low noise is provided. [Means for Solution] Valve body 2 provided with valve seat 20 with an annular expansion valve, and valve element 3 which permits passage of fl...  
JP2019163916A
[Subject] Though it is low cost, an improved expansion valve which can realize further low noise is provided. [Means for Solution] Valve body 2 provided with annular valve seat 20 which an expansion valve is arranged at valve room VS whi...  
JP2019163888A
[Subject] An improved expansion valve which is low cost and can realize low noise is provided. [Means for Solution] Valve body 2 provided with valve seat 20 with an annular expansion valve, and valve element 3 which permits passage of fl...  
JP2019163887A
[Subject] An improved expansion valve which is low cost and can realize low noise is provided. [Means for Solution] Valve body 2 provided with valve seat 20 with an annular expansion valve, and valve element 3 which permits passage of fl...  
JP2019158296A
[Subject] An improved expansion valve which is low cost and can realize low noise is provided. [Means for Solution] Valve body 2 provided with annular valve seat 20 which fluid which an expansion valve is arranged at valve room VS provid...  
JP2019158146A
[Subject] Cavitation development and growth by interference of air bubbles by the side of the lower stream by the side of an orifice of a valve element are controlled, attaining rectification-ization near the Contraction style part at th...  
JP2019158295A
[Subject] An improved expansion valve which is low cost and can realize low noise is provided. [Means for Solution] Valve element 3 which permits passage of the fluid by an expansion valve's preventing passage of fluid by sitting down to...  
JP2019152303A
[Subject] A frozen cycle system using an electric motor operated valve which can maintain silence exactly, and the electric motor operated valve is provided. [Means for Solution] In the state where a valve element part approached a valve...  
JP2019148286A
[Subject] Response delay of poppet by temporal change and damage to a positioning regulation part which consist of a nonmagnetic material provided between poppet and a valve casing is controlled. [Means for Solution] While an actuator an...  

Matches 601 - 650 out of 5,806