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Patent Searching and Data


Matches 501 - 550 out of 5,531

Document Document Title
WO/1992/014088A1
A seal arrangement for a metering valve wherein a cylindrical member (30) has a groove (38) located on a face adjacent a seat which surrounds an opening connected to an inlet port (20). An elastomeric member has a base which is located i...  
WO/1992/013222A1
A pressure relief valve (14, 14A) has a reciprocable valve member (34, 34A) for seating on an annular seat face (66, 66A) of a nozzle assembly (38, 38A). The nozzle assembly (38, 38A) has an inner seat ring (40, 40A), a radially outer an...  
WO/1992/011483A1
A variable orifice device (20) for passing fluent material under pressure includes a piece (30) of resilient material bent out of its normal shape so that one surface is in tensile stressed condition and the other surface is in compressi...  
WO1990015944A3  
WO/1992/004570A1
A sanitary water valve has parallel disks (3, 4, 5) arranged in a box, of which two (3, 4) are secured against rotation and a third (5) is movable. The valve disks have recesses (12, 13) with steps (14) of which one or several are provid...  
WO/1992/004571A1
A sanitary water valve has parallel disks (3, 4, 5) arranged in a box, of which two (3, 4) are secured against rotation and one (5) is movable. The movable disk (5) is surrounded by a ring (2) provided with slits (7) on part of its circu...  
WO/1991/014090A1
To prevent the noise which develops in a governor (1) due to the passage of air, and to prevent the abrupt changes in the air torque which occur on the rotary valve (6) and which affect control, the closing element (25) of the rotary val...  
WO/1991/012454A1
A tap, in particular in the form of an engagement mixing battery, comprises a housing, an actuating handle, a control unit with disks, piston, ball or the like, and a closing damper for prolonging the closing time and reducing the closin...  
WO/1991/012450A1
A check valve (4) with spherical, spring-loaded valve head (25) is used for pulsating flows, especially in a fuel injection system for Otto engines. As a result of low flow resistance, such check valves have had a tendency to cause noise...  
WO/1991/005192A1
A gas inlet valve assembly (10) for inflatable boats includes a valve member (42) positionable between the inlet opening (40) and the outlet opening (62) to control the flow of gas through the valve. A gas dispersion member (16), prefera...  
WO/1991/002915A1
The invention comprises a valve body (10) divided into first and second chambers (18, 20), the first chamber (18) having an inlet port (14) for the introduction of superheated steam under high pressure into said conditioning valve and th...  
WO/1991/000971A1
A conditioning valve (10) for simultaneously reducing the pressure and temperature of steam comprising a valve body (12) with a first chamber (18) having an inlet port (14) for introducing high pressure superheated steam and a second cha...  
WO/1990/015944A2
A throttling valve (10) which prevents the deterioration of valve surfaces. The claimed invention comprises a casing having an inlet conduit (13) for introducing a liquid or gas medium into said valve, a conically expanding outlet (15) c...  
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...  
JP2017129212A
[Subject] While being able to reduce effectively noise at the time of fluid (refrigerant) passage, a flow control valve which reduction of pressure loss in the Taikai degree field can also plan is provided. [Means for Solution] If a flow...  
JP2017519952A
真空を発生させるためのベンチュリーデバイ スが開示され、当該デバイスは、原動ポート と、吸込みポートと、排出ポートと、原動ポ ートおよび排出ポート間の第1の流路と...  
JP2017517686A
本発明は、ベンチュリギャップをバイパスす るのに適したバイパス一方向バルブに関する ものであって、内部キャビティを規定するハ ウジングと;内部キャビティの中に配置...  
JP2017116247A
[Subject] A noise by a refrigerant which passes an expansion valve is reduced. [Means for Solution] Lower stream side passage 39 of expansion valve 1 is provided with the following. Narrow diameter portion 70 in which valve port 16 and i...  
JP2017115989A
[Subject] In an electric motor operated valve which opens and closes a valve port by a needle valve, and controls a flow of a refrigerant, noise by a flow of a refrigerant in a valve port is reduced. [Means for Solution] The 1st section ...  
JPWO2015163242A1
電磁弁の稼動部周辺に発生するキャビテーシ ョンを減衰し、エロージョンの発生を防ぐ電 磁弁を提供する。電磁弁の稼動部周辺に発生 するキャビテーションを捕獲、減衰し、...  
JPWO2016002022A1
膨張弁20は、第1配管91に連通する第1 開口37が形成された第1弁室32と、第2 配管92に連通する第2開口38が形成され た第2弁室33と、第1弁室32と第2...  
JPWO2016056077A1
冷凍サイクル装置(1)、(101)、(2 01)の膨張弁(7)、(207a)、(2 07b)は、弁室(35)を有するケース( 31)と、弁室(35)に配置された弁...  
JP2017057913A
[Subject] A nonreturn valve which can control poor generating of a water hammer etc. is provided. [Means for Solution] A valve element provided with a nonreturn valve in an inner side of a main part and a main part so that movement was p...  
JP2017058081A
[Subject] In an iris diaphragm device, to a valve port of a valve seat, a valve element can control fine vibration to a valve port of a valve seat of a valve element, not only immediately after an isolation start but after isolation dist...  

Matches 501 - 550 out of 5,531