Login| Sign Up| Help| Contact|

Patent Searching and Data


Matches 501 - 550 out of 5,464

Document Document Title
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...  
JP2016217409A
[Subject] An electric motor operated valve which can reduce an allophone which is made when fluid is passed in the direction of the 1st flow or the direction of the 2nd flow is provided controlling a flow loss of fluid with easy composit...  
JP2016217408A
[Subject] An electric motor operated valve which can reduce an allophone which is made when fluid is passed in the direction of the 1st flow or the direction of the 2nd flow is provided controlling a flow loss of fluid with easy composit...  
JP6049896B2  
JP6045724B2  
JP2016200947A
[Subject] An unloader pilot valve which can suppress vibration of a housing resulting from pressure pulsation of fluid which has occurred in the lower stream side is provided. [Means for Solution] Unloader pilot valve 10 is provided with...  
JP6035104B2  
JP6024765B2  
JP6026778B2  
JP2016534288A
A check valve unit which has one or more sound damping members is indicated. The unit concerned is a chamber of a inlet port, an outlet port, and them and a fluid free passage state, and contains a housing which demarcates a chamber whic...  
JP2016188649A
[Subject] In a valve gear, it controls that The valve shaft vibrates (chattering). [Means for Solution] When this The valve shaft 28 is displaced, a sliding resistance is given to The valve shaft 28 which constitutes valve gear 10 from C...  
JP2016188667A
[Subject] In a valve gear, it controls that The valve shaft vibrates (chattering). [Means for Solution] In body 12 which constitutes valve gear 10, bearing 20 in which insertion hole 22 was formed is allocated. Annular female housing 24 ...  
JP6015395B2  
JP2016173155A
[Subject] In a control valve in which a pilot check valve is provided between a lift lock poppet valve and a change-over valve, control of a crashing sound at the time of a check valve element of a pilot check valve estranging from a val...  
JP2016170748A
[Subject] Self- Excited vibration of a diaphragm is controlled without enlarging a poppet valve. [Means for Solution] 15 d of inner circle walls slidably inserted in peripheral face 14c of an end located in exhaust air port member 15 at ...  
JP5990563B2  
JP5991434B2  
JP5991802B2  
JP2016160956A
[Subject] A valve gear which can control vibration of a valve element is provided. [Means for Solution] The present invention is characterized by that a valve gear comprises:Valve box part 51, Valve element 52 stored by valve box part 51...  
JPWO2014061104A1
Main part 1 to which the 1st channel 2 and the 2nd channel 3 are connected, and valve room 14 which is formed in main part 1 inside and is open for free passage with the 1st channel 2, Valve seat 10 which has an opening which is formed i...  
JP2016160973A
[Subject] Attenuate vibration which occurs according to fluid power of fluid which passes a valve element, and wear of a valve element and The valve shaft is reduced, and a valve drive which can adjust damping capacity power easily is pr...  
JP2016161178A
[Subject] Hunching can be prevented in an iris diaphragm device, without having a shuttlecock. [Means for Solution] Body part 20B has flat face 20D in an isolated position for a prescribed distance from a main axis, That on which working...  
JP2016151310A
[Subject] An electric motor operated valve which can reduce effectively noise by a cavitation in a Masakata-oriented flow state and noise by a vapor-liquid 2 phase style in a flow state of an opposite direction is provided. [Means for So...  
JP2016151316A
[Subject] A flow control valve which can reduce effectively noise in case fluid is passed from a valve port at a valve room is provided making variation in a flow small as much as possible. [Means for Solution] It has valve body 10 in wh...  
JP5968814B2  
JP2016142335A
To prevent hunting of a needle valve and to reduce hysteresis of differential pressure-flow rate characteristics in a high-pressure region, in a throttle device for decompressing a refrigerant condensed by a condenser of a refrigeration ...  
JP2016142380A
To provide a restriction device and a refrigeration cycle system capable of restricting occurrence of allophone.A restriction device 10 comprises: a valve seat member 2 having a valve port 21; a needle valve 4 making a degree of opening ...  
JP2016521832A
The present invention to a valve unit (1) of synthetic adjustment type fluid operation machinery is provided with a valve object (19), and a valve unit (3) arranged movable and an independent fluid flow influence grant unit (13). A fluid...  
JP5952761B2  
JP2016125376A
[Subject] A noise by vibration of a plunger is stopped in a control valve for variable displacement compressors into which energization control of a PWM method is made. [Means for Solution] Port 16 which control valve 1 opens for free pa...  
JP2016121632A
[Subject] An impact noise at the time of exhaust air is controlled. [Means for Solution] Air bypass valve 1 is provided with nipple 2a for exhaust air connected to branch pipe part 22 branched from supervisor part 21 extended in the shap...  
JPWO2014016937A1
When cover 18 closes 11 d of boss's 11 opening end faces, annular piece 18a approaches circular sulcus 20, labyrinth structure is formed, a channel of supercharge mind narrows, air resistance arises, and it becomes difficult to close cov...  
JP5946438B2  

Matches 501 - 550 out of 5,464