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Patent Searching and Data


Matches 401 - 450 out of 5,491

Document Document Title
WO/2001/009537A1
A valve device, wherein a pilot flow amplifying type poppet valve (42) is fitted slidably into a valve housing (40), a damping pressure chamber (61) having a volume varying according to the displacement of the poppet valve (42) is provid...  
WO/2001/007807A1
A valve (10) for a fluid tank, comprising a housing formed with one or more inlet (28) and outlet (20) ports, side walls and a seating wall (14) portion supporting a float-type valve member. The valve member is axially displaceable withi...  
WO/2000/073685A1
A valve (1) comprises a valve housing (2) with inlet (3) and outlet (4) preferably arranged directly opposite one another on opposite sides of the housing (2). In the valve housing (2) there is, between the inlet (3) and the outlet (4), ...  
WO/2000/071919A1
A system and method for controlling fluid according to which an inlet passage (16) and an outlet passage (14) are formed in a housing (12) and a choke member (40) controls flow between the inlet passage and the outlet passage. The moveme...  
WO/2000/070253A1
A fluid pressure reduction device with tortuous flow paths in stacked disks. The fluid flow outlets are maintained independent by directed flow paths to avoid flow collisions in the exiting flow streams. A flow straightening section incl...  
WO/2000/068038A1
A system including a discharge conduit (41) defining a flow passage for establishing fluid communication with liquid from a container. A resilient valve (80) is provided to extend across the discharge flow passage (52). The valve (80) de...  
WO/2000/061975A1
A high differential pressure regulating valve which regulates a fluid amount by sliding a valve disc in a cage body having a plurality of communication holes so as to open and close the communication holes, wherein the plurality of commu...  
WO/2000/057091A1
A multi-plate, anti-cavitation fluid pressure reduction device includes a stack (50) of annular plates (52) having a hollow center (58), a fluid inlet at an inner perimeter (60) thereof and a fluid outlet at an outer perimeter thereof. S...  
WO/2000/051923A1
The invention relates to a ball valve for controlling throughput on pulverulent or granulated products. The invention consists of a ball valve (1) comprising a series of peripheral slits (8), whereby the number of said slits is sufficien...  
WO2000012895A9
A system for decelerating a linearly displaceable valve undergoing a closing motion is disclosed. The system includes a housing, a first hydraulic fluid chamber (312) provided in said housing, and a slave piston (320) for displacing the ...  
WO/2000/047924A1
An anti-pressure surge device mounted in or on a closure member (1) of a check valve to eliminate overpressure and reduce shock waves in a pipeline when the check valve closes. The anti-pressure surge device comprises a fast acting flow ...  
WO/2000/043641A1
A steam valve (10) for a steam turbine includes a control valve head (18) having a recess (40) and a stop valve head (20) disposed within the recess (40) of the control valve head (18), both heads having sealing surfaces in opposition to...  
WO2000012895A3
A system for decelerating a linearly displaceable valve undergoing a closing motion is disclosed. The system includes a housing, a first hydraulic fluid chamber (312) provided in said housing, and a slave piston (320) for displacing the ...  
WO/2000/029771A1
A valve, especially a regulating valve, has a throttle point (8), the throttle point (8) being formed by a valve seat (2) and a closure element (3) movable along an axis, and the throttle point (8) being arranged between an axial inflow ...  
WO2000009917A3
A pressure reduction valve for a compressible fluid has an inlet (2) and outlet (3) separated by a pressure reduction member (4) having a plurality of convergent-divergent nozzles. High pressure gas or vapour passes from the valve inlet ...  
WO2000004426A3
Disclosed is a fluid flowing control device of a valve having fluid flowing paths which are made in more sophisticated configuration and by controlling the velocity of the fluid by the maximal use of available volume thereof, to thereby ...  
WO/2000/015991A1
A toilet fill valve (30a) having a housing (34a) with an upstream portion (38a) and a downstream portion (50a). A pressure regulator (92a) vertically oriented in the downstream portion with a spiral configuration for providing a signific...  
WO/2000/012895A2
A system for decelerating a linearly displaceable valve undergoing a closing motion is disclosed. The system includes a housing, a first hydraulic fluid chamber (312) provided in said housing, and a slave piston (320) for displacing the ...  
WO/2000/009923A1
A fluid pressure reduction valve comprises an inlet (2) for high pressure fluid and an outlet (3) for low pressure fluid. The inlet and outlet are separated by a pressure reduction member (4) that comprises a plurality of concentric spac...  
WO/2000/009917A2
A pressure reduction valve for a compressible fluid has an inlet (2) and outlet (3) separated by a pressure reduction member (4) having a plurality of convergent-divergent nozzles. High pressure gas or vapour passes from the valve inlet ...  
WO/2000/004426A2
Disclosed is a fluid flowing control device of a valve having fluid flowing paths which are made in more sophisticated configuration and by controlling the velocity of the fluid by the maximal use of available volume thereof, to thereby ...  
WO1997037102A3
Several downhole flow control devices are disclosed which are meterable and are also capable of shutting off a particular zone in a well. Several embodiments include a multiple valve body, a toroidal inflatable valve, and a series of rel...  
WO/2000/001970A1
The anti-hammer and noise reducing control valve comprises a housing (1) which has an inlet (2) and an outlet (3). Threaded section (4) allows the body to be installed onto the outlet of a tap. Threaded section (5) allows the further wat...  
WO/1999/061830A1
Flow restriction insert (10) has a first sealing means (11) to sealingly engage with a valve seat in a tap, an internal chamber (13), an inlet (14) to allow fluid to flow into the chamber (13), an outlet (17) to allow fluid in the chambe...  
WO/1999/049252A1
A jumper valve for a water tap has a fluid shock absorbing portion which is part of the valve and which sits over the valve seat bore. The valve has a frusto-conical, hollow boss extending into the valve seat bore to act as a flow contro...  
WO/1999/039122A1
A fluid pressure reduction device with stacked disks (32, 34). Flow disks (32) with inlet stage slots (40) and outlet stage slots (42) alternate with plenum disks (34) having plenums (44) and bypass slots (54). The bypass slots are align...  
WO/1999/031968A1
The invention refers to a device (8) which is arranged to permit an air flow from an environment to an inner space (3) of a member (1). The device (8) comprises a passage through a wall section (2a) of said member (1). The wall section (...  
WO/1999/031415A1
A noise attenuating device for reducing the noise generated by a gas flow passing through an open butterfly valve having a disc (18) pivotally mounted in a valve housing (12) for rotation about a transversal axis between an open and a cl...  
WO/1999/022282A1
A thermostatic radiator valve comprises a valve body (1) having a valve seat (5) disposed between input and output connections (2 and 3) to the valve, a valve closure member (6) adjustably disposed adjacent the valve seat (5) for control...  
WO/1999/002903A1
A valve furnished with a closing element (1) moving axially in the bushing bore (3), where the flow entering the valve is directed towards the lower face of a closing element (1) and where there is for the outflow a port (4) in the face ...  
WO/1998/058200A1
A valve arrangement (1) for the delivery of fluids (F) consists essentially of a valve housing (2) and a closing element (3) movably arranged in the valve housing (2). The fluid is fed through a lateral inlet opening (4) into the inside ...  
WO/1998/051951A1
A valve includes a fluid inlet passageway coupled to a fluid outlet passageway through an orifice and a valve plug that is moveable with respect to the orifice to vary the rate of fluid flow through the orifice. A seat ring (65) is dispo...  
WO/1998/047606A1
The invention relates to a homogenizer valve (1) which comprises a pressurized, movable valve cone (5), a valve seat (6) and a valve housing (2) which surrounds the cone (5) and the seat (6). The valve cone (5) and the valve seat (6) are...  
WO/1998/039587A1
A damper apparatus (12) which includes an expandable, rigid frame (30, 32) mounted on an elongated rod (14) and a sheet material flexible cover (34) is collapsible to be installed through a hole (36) in a duct (10), and thereafter expand...  
WO/1998/034057A1
A fluid pressure reduction device with low noise generation. A stack of annular disks (30a, b, c, d) with fluid passageways formed of inlet slots (36), outlet slots (38), and interconnecting plenums (40). Selectively stacking and orienti...  
WO/1998/031957A1
An internal diffuser (30) on a diffuser stem (34) is disposed in a bore of a rotary control valve (24) for attenuating vibration in gas service or cavitation in liquid service.  
WO/1998/025807A1
The invention relates to a damper valve configuration (15) which can be combined with a servomotor (4) of a hydraulic power-assisted steering to a steering damper. To compensate temperature-dependent changes in the viscosity of the hydra...  
WO/1998/001692A1
A pressure release valve for a steam peeler for potatoes has a differential piston assembly including a piston (60) which is movable between an open position and a closed position under steam control, and a fixed piston element (66) whic...  
WO/1997/048930A1
A valve trim is provided for a flow control valve wherein a plurality of perforated plates (21) are stacked together. Each plate has a series of hole patterns formed therein, including a repeating pattern of four offset rectangular holes...  
WO/1997/040303A1
An inlet portion (22) of a valve, comprising a tube element having at least one connecting piece (29) which forms the connection of a connecting tube (30) which in turn is connected to a water supply net. The connecting piece (29) is pro...  
WO/1997/038249A1
A variable by-pass slow-closing check valve device in which a by-pass valve for buffering a reverse flow is adapted to facilitate water drainage and reverse flow volume controlling, and in which a main valve and the by-pass valve are bot...  
WO/1997/038250A1
A water-hammerless check valve which is capable of preventing both water hammering and pressure increase at the time of stoppage of fluid feeding irrespective of the state. A check valve adapted to be opened when a fluid is fed, to cause...  
WO/1997/037102A2
Several downhole flow control devices are disclosed which are meterable and are also capable of shutting off a particular zone in a well. Several embodiments include a multiple valve body, a toroidal inflatable valve, and a series of rel...  
WO1997021984A3  
WO/1997/023741A1
The noise level of the pressure regulating valve is often a hindrance in pressure regulating valves for motor vehicles. In the proposed pressure regulating valve (2), the sealing gap (40), a first section (21) and a second section (22) o...  
WO/1997/023742A1
A rotary noise attenuating valve is provided which utilizes noise attenuation technology previously utilized with linear valves. The arrangement includes an impedance assembly in which the area with the impedance assembly which is access...  
WO/1997/021984A2
A system for improving fluid pressure measurement in a control valve (100) includes placing a flow conditioner (12, 52) adajcent to and upstream from averaging channels (42, 82) located at the inlet (106) and outlet (116) of the control ...  
WO/1997/019284A1
A solenoid-actuated pilot-operated proportional relief valve comprising an adapter (13) whose upper part includes a guide hole (31) along its axis, which vertically guides a needle (3) in tight contact. The adapter (13) further includes ...  
WO/1997/018411A1
A valve (30) includes a fluid inlet passageway (12) coupled to a fluid outlet passageway (14) through an orifice and a valve plug (20) which is moveable with respect to the orifice to vary the rate of fluid flow through the orifice. A se...  
WO/1997/015772A1
A fluid control valve (40) suitable for pressure reducing service. A valve is provided with a fixed cage member (76, 78, 80) containing an internal passageway (28) communicating with a cage inlet and outlet. A movable valve plug (60, 62,...  

Matches 401 - 450 out of 5,491