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Patent Searching and Data


Matches 751 - 800 out of 5,488

Document Document Title
JP2014507214A
A pressure mitigation device provided with the valve constituted so that it may change flexibly according to predetermined pressure, and the sound dampener constituted so that the sound generated by a valve may be weakened, if a valve ch...  
JP5452312B2  
JP5438444B2  
JP5432236B2  
JP5436411B2  
JP5433391B2  
JP2014034905A
To suppress generation of foreign sounds due to vibration of a valve element or a valve element holding member in opening a relief valve.A land portion 54 sliding on an inner peripheral face of a valve hole 41 is set to be overlapped to ...  
JP2014031811A
To provide a liquid supply control valve including a pressure absorption mechanism absorbing pressure fluctuation of a secondary side flow passage and having excellent durability.A liquid supply control valve has a flow passage block 10 ...  
JP2014029214A
To provide a valve device capable of suppressing self-excited vibrations generated on a valve body, by a simple structure.A upstream channel 11 on a fluid inlet side and a downstream channel 12 on a fluid outlet side continues in directi...  
JP5409290B2  
JP5395775B2  
JP2014009745A
To perform smooth flow control of water conduction in initial flooding.In a butterfly valve V interposed in piping of a water pipe or the like, a groove-shaped water conduction hole 12 in a valve opening direction is formed on an inner p...  
JP2014005924A
To smoothly control a flow rate by reducing a rotational torque of a valve body during flooding.In a butterfly valve arranged in a pipeline such as a water service pipe, a tail section 10 having a water passing hole 11 extending in a val...  
JP5388878B2  
JP2013254253A
To provide a pressure regulating valve capable of preventing noise likely to generate due to a jet flow of fluid even if the jet flow is generated.A pressure regulating valve 1 includes a piston 4 and a poppet 5 which are provided in a p...  
JP5363569B2
A universal control valve may use two different seat ring types including a threaded seat ring or a clamped seat ring. The valve includes a valve body, a cage mounting space enclosed by a bonnet and sized to receive two different valve c...  
JP2013245707A
To provide a control device capable of reducing an unpleasant feeling imparted to a user by the occurrence of chattering of a valve element, in the control device of the electric flow control valve having the valve element for freely con...  
JP2013241958A
To provide an electrically operated valve capable of controlling the flow rate at high accuracy at a small flow rate distributing time, and allowing the fluid to flow so that any pressure loss is generated as much as possible at a large ...  
JP5357233B2
To provide an intermediate valve for operation air capable of reliably preventing the occurrence of a water hammer phenomenon by controlling the operation air of a single-acting air-operated valve. The intermediate valve for operation ai...  
JP2013234726A
To reduce noise by restraining vibration or the like of a secondary joint pipe, by stabilizing a flow of a refrigerant in a valve port, in an electric valve for controlling a flow rate of the refrigerant by opening-closing the valve port...  
JP5345231B2
To provide a check valve of small type including a pressure relieving function, easily manufacturable at a low cost. The check valve 100 having a pressure relieving function includes a valve element 30, which is installed slidably on a v...  
JP5342951B2
To effectively reduce refrigerant passing noise, by increasing a capacity of a valve chamber, without increase in size of a valve body or a guide bush. A straight hole 10 is formed to the valve body 2 of an electric valve A, and the guid...  
JP2013221543A
To provide a stable valve open state without causing a hunting phenomenon in a check valve.A check valve includes, in a valve housing 10, an abutting seat part 38 separated from a diaphragm 26 in a state where a valve element 32 is locat...  
JP2013217568A
To intend to enhance noise eliminating performance of an expansion valve mounted on a car air conditioner or others.A valve body 10 of an expansion valve 1 has a valve chamber 20 into which high pressure refrigerant is introduced, a valv...  
JP5320043B2
To provide a diaphragm valve which can reduce a water hammer in a simple and compact structure. The diaphragm valve V includes flow passages 18, 19, a primary-side valve hole 11, a valve seat 13, a secondary-side valve hole 12, an annula...  
JP5325193B2
To provide a structure for restraining noise and vibration of an inside component caused by external impact, in a gas governor valve having a primary pressure chamber and a secondary pressure chamber. This gas governor includes a casing ...  
JP5323659B2
To provide a pressure regulating valve that can further surely reduce the occurrence of noise caused by self-excited vibration of a ball valve. The pressure regulating valve 10 includes a valve housing 11 having an inflow port 16 and a d...  
JP5320139B2
To provide a flow amount throttle device having relatively simple construction for easily adjusting a throttle amount while achieving a smaller size. The flow amount throttle device includes a shaft body 101, and a housing 102 having a t...  
JP2013538995A
An arrangement for throttling a fluid flow includes a throttle element arranged so as to influence a flow cross section in a fluid duct. The throttle element has a resiliently elastic disc-shaped basic body which is arranged with a top s...  
JP5308695B2
A normal state operation valve (1) and an emergency state operation valve (4) are disposed in series in a flow path (P) of a working fluid. A solenoid (S) which generates a magnetic force according to a supply of a power current is provi...  
JP2013206176A
To provide a pressure reduction valve for high voltage extraction for preventing the spring noise of a load spring, and for achieving miniaturization and weight reduction without changing the pressure characteristics of the pressure redu...  
JP2013200043A
To provide a valve device capable of inhibiting self-excited vibrations occuring in a valve element, with a simple configuration.A valve device is configured to be continuos in a direction in which an upstream flow passage 11 on a fluid ...  
JP2013199971A
To perform highly-accurate cushion control improved in reliability and certainty with a simple structure.A cushion control valve 1 for controlling cushioning of a hydraulic actuator 101 includes: a tubular valve body 2; a moving body 3 t...  
JP5303247B2
To provide a check valve with a secondary side pressure releasing mechanism, having the size equal to an ordinary check valve, easily incorporated into an ordinary faucet, and easily implementing common use of parts with the ordinary che...  
JP2013196053A
To reduce a noise of a control valve.A control valve 1 for controlling a pressure of a fluid passing therethrough, includes a valve seat 20 having a seat part 22 through which the fluid passes, a poppet valve 60 which is inserted into th...  
JP2013190074A
To provide a diaphragm valve capable of preventing a water hummer generated when closing a flow channel.This diaphragm valve includes a body pipe part (2), the first port (P1) projected along a direction orthogonal to an axial direction ...  
JP2013186762A
To provide an air tool and an air compressor for reducing generation of a sound due to the vibration of the spring of a pressure-reducing valve.Disclosed is a pressure-reducing valve including: a housing having an air passage for communi...  
JP5295318B2
A flow restrictor comprising at least one first disk which has at least one inlet and at least one outlet defining a flow path, and at least one second disk, which has no flow path, wherein the at least one first disk and the at least on...  
JP5289520B2
A variable flow control nozzle (50) has a head (52), a tube (54), and a valve (56). The head (52) disposes adjacent an opening (22) and has a screen (60) for passage of fluid flow into and out of the head's (52) interior. The tube (54) e...  
JP2013174257A
To prevent the generation of uncomfortable operation noise generated by the self-exciting vibration of a moving member at an abrupt change of pressure, in an electromagnetic valve which controls a pressure difference between fluid pressu...  
JP2013174324A
To efficiently reduce noise from a regulating valve for reducing a pressure of gas, and regulating a flow rate of the gas.There is provided a silencing and pressure-reducing device in which a cylindrical diffuser 2 having a large number ...  
JP5282195B2
The present invention relates to a throttling structure for use in a fluid pressure device. A nozzle passage is formed between a primary side port and a nozzle back pressure chamber. A throttling mechanism made up from a plurality of ori...  
JP2013170599A
To enable vibration of a valve element to be properly restrained with a simple constitution, in an opening-closing valve.An opening-closing valve includes a valve element 22 forming a hollow shape and capable of opening-closing a communi...  
JP2013170633A
To provide a check valve structure capable of surely absorbing water hammer, vibrations and pulsation, etc.A flexible expansion/contraction vibration-proof joint 2 having flange parts 1 at both ends in an axial direction and an expansion...  
JP2013155798A
To provide a stop valve having a slow return function, with simple structure and superior productivity.A valve case 13 includes a first port 11, a second port 12, and a valve unit for closing communication between the fist and second por...  
JP2013155835A
To prevent hunting of a valve member in a check valve.A valve member constituted of a valve part 43 and a piston part 44, is reciprocatably stored in a piston storage cylinder part 414 of a case 41, a damper chamber 418 being a substanti...  
JP5265262B2
According to an aspect of the present invention, there is provided a float valve apparatus including: a housing including: a partition wall dividing an internal space into lower and upper spaces and having an opening therein; a ventilati...  
JP5265847B2
To provide a moving throttle valve capable of preventing the blockage of a circular clearance by dust in working fluid with a simple constitution. In this throttle valve 5 used in a fluid pressure circuit and comprising a throttle valve ...  
JP2013531572A
The present invention is a method for controlling pressure in a liquid pressure system and a brake system adjusted especially electronically for a car, In order that pressure or pressure transition may be controlled by at least one analo...  
JP2013148164A
To provide a solenoid valve which can suppress operation sound in association with ON-OFF.A PCV 4 (one example of solenoid valve) forms a damper chamber α within a space filled by fuel in such a manner that a damper concave section 10 a...  

Matches 751 - 800 out of 5,488