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Patent Searching and Data


Matches 751 - 800 out of 5,456

Document Document Title
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...  
JP5252660B2  
JP5243433B2  
JP2013142506A
To provide a simple and low-cost vibrationproof spring suitable for preventing the vibration of a working part of an expansion valve.An expansion valve 1 of a certain embodiment includes a first passage 13 that penetrates a body 2 and ha...  
JP2013139882A
To provide a simplly-structured throttle valve apparatus which can be manufactured at low cost and has high quietness performance.A throttle valve apparatus (1) includes: a valve seat member (10) having a valve seat face (10a); and a val...  
JP5240119B2  
JP2013133842A
To provide a swing type check valve capable of achieving both improvement in check valve function and prevention of chattering.A swing type check valve 1 includes a valve case 2 in which a flow path 3 extending from an inlet part 3a to a...  
JP2013133914A
To provide a control valve capable of being correctly and smoothly operated without any abnormal noise or general noise caused by vibration of a valve element when the control valve is opened.In a control valve, a valve element 36 is gui...  
JP2013527407A
Valve actuators (1) are a housing (2) and the motor (4) connected with a valve, and are the rotation, The 1st position where a fluid flow may happen a position of a valve in accordance with at least one course, A motor (4) to which it is...  
JP2013527398A
The present invention relates to a pressure control valve which protects an oil pressure system by returning a high-pressure flow to a hydraulic tank, when pressure of operation oil by the side of a hydraulic pump rises more than set pre...  
JP5221311B2  
JP5222010B2  
JP2013524130A
A magnet valve includes (i) a magnet armature which is arranged in an axially movable manner in a valve housing and (ii) at least one valve element which is operatively connected to the magnet armature. The valve element is movable by me...  
JP2013119867A
To prevent an increase in a pressure loss at a large opening degree while effectively suppressing cavitation.A butterfly valve includes, as basic constituent members, a cylindrical valve casing 1 functioning as a part of a flow passage, ...  
JP2013104439A
To improve quietness by reducing pulsation of a refrigerant with a simple structure, in a dehumidification valve of an air conditioner.A plurality of throttle grooves 21 are formed in a valve seat portion 2b. During a dehumidification op...  
JP2013519146A
The central body (2) in which the gas pressure regulator (1) has the first gas inlet pipe (3) and the second gas outlet pipe (4), In order to be partially stored at least in the above-mentioned central body (2) and to adjust the opening ...  
JP2013096497A
To provide a check valve that can suppress vibration of a valve element while facilitating assembling and making the size smaller, the check valve including: a valve housing having a valve chamber formed inside to be always led to an out...  
JP2013096496A
To facilitate assembly and to effectively suppress vibration of a valve element while simplifying a structure, in a check valve including a valve housing in which a valve seat is provided while opening an inlet-side flow passage, the val...  
JP2013087795A
To provide a motor-operated valve which prevents chattering immediately after a main valve element is opened, shortens a control time for controlling the opening/closing of a main valve, and controls a flow rate finely.The motor-operated...  
JP2013083285A
To provide a butterfly valve, in which cavitation can be effectively suppressed on the orifice side up to an opening of a medium degree, and which is easily manufactured.A semi-disc-like sub-valve element 5 having a large number of flow ...  
JP2013076443A
To provide a flow path opening/closing device that can prevent water-stop failure of the flow path opening/closing device by preventing entry of a foreign substance into a constant flow rate valve, while an instantaneous flow rate of wat...  
JP2013072531A
To provide a valve device that includes a valve support for supporting a valve element of opening and closing an orifice, and in which pressure loss of a refrigerant is reduced and noise generated when a fluid flows a periphery of the va...  
JP3182863U
[Subject] A water-saving valve which can ease a shock by noise, a shock, etc. which occur in a process in which water is cut off in a faucet is provided. [Means for Solution] a discharged water end of a faucet is equipped, and have base ...  
JP2013068368A
To provide a compact valve device by reducing the dimension in the valve opening/closing direction, of a spring vibration isolator for preventing vibration of a valve element.In a valve body 30, a valve chest 35 and an orifice 32a are fo...  
JP5180290B2  
JP5171920B2  
JP5161186B2  
JP5147706B2  
JP2013032846A
To provide a spool valve with reduced cavitation damage.The spool valve 10 includes a valve spool 22 having a circumferential-shaped control edge. The spool valve further includes a means 50 for applying an intermittently or continuously...  
JP2013029161A
To provide a joint and a valve device having the same, for restricting a flow rate of fluid when the fluid flows in the inverse direction, though the flow rate of the fluid is not restricted when the fluid flows in the constant direction...  
JP5128304B2  
JP5120419B2  

Matches 751 - 800 out of 5,456