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Patent Searching and Data


Matches 751 - 800 out of 5,175

Document Document Title
JP4351561B2  
JP2009236241A
To avoid unreasonable reduction of pump discharge amount by controlling the vibration of a ball bed and by stabilizing a relieve pressure in a relief valve.In the relieve valve 20, a vibration-proof seal 42 of a ball bed holder 40 is str...  
JP2009236269A
To reduce hysteresis of a relief valve due to influence of dynamic pressure.The upstream side of the valve element 50 of the relief valve other than a portion abutting on a valve seat 42 is formed in a conical shape. Thereby, a change in...  
JP2009236242A
To control the vibration of a ball bed, and to suppress the drop of relief pressure in course of usage, in a relief valve.In the relieve valve 20, a ball bed holder 40 has: a base plate 41, which contacts the end surface of a small diame...  
JP4342240B2  
JP4344627B2  
JP2009222136A
To provide a damping valve can surely perform a damping force adjustment and fail safe.This damping valve V1 has a valve element 1 arranged in the middle of a flow passage P and applying resistance to a passing fluid, a solenoid S for ap...  
JP2009222097A
To provide a check valve with a valve element having improved vibration control performance for operating to open/close a refrigerant flow path without the need for an exclusive vibration control component.A hollow part 43A of an outside...  
JP2009223545A
To provide an inexpensive pressure reducing valve in which any chattering phenomenon that a disc-shaped main valve repeats an open/close valve little by little is not generated, and to provide a pressure reducing valve in which the protr...  
JP4336279B2  
JP4337195B2  
JP2009209976A
To provide a highly versatile silencer for reducing a sound generated in a pipe for flowing fluid, when the type or use state of the pressure control device is different, and the pressure control device including the silencer and control...  
JP2009204043A
To provide a shift valve with an orifice function, enabling to set an orifice only by changing the shape of the valve while avoiding a trouble due to the clogging of dust or others.The shift valve is changed over between a first position...  
JP2009193175A
To provide a pressure control device 10 equipped with a rectifier 44 for preventing pressure fluctuation which occurs downstream of the pressure control device 10.The pressure control device 10 includes a valve seat 11 and the rectifier ...  
JP4319667B2  
JP2009185855A
To provide an oil relief mechanism easily securing a desired oil relief property, and to provide an oil relief device.The oil relief mechanism M comprises a communication passage 25 communicating with a discharge passage, and a shaft-lik...  
JP4316655B2  
JP4316330B2  
JP4315060B2  
JP2009180374A
To provide a clamp apparatus which can adjust a hydraulic pressurized fluid flow easily and certainly, having a simplified configuration for fluid flow adjustment.The clamp body 2 of clamp apparatus 1 is provided with a fluid flow contro...  
JP2009180338A
To provide a fluid control valve using operation air for controlling the valve opening of a main valve element relative to a valve seat while surely suppressing the occurrence of a water hammer phenomenon and more quickly closing the mai...  
JP2009174719A
To provide a butterfly valve that prevents occurrence of erosion, thereby rendering it possible to secure fine adjustment of a volumetric flow rate of a fluid in an area of low degree of valve opening or in an area of minute degree of va...  
JP2009168227A
To provide a check valve, in which a check valve cartridge for general purpose can be used, the cartridge is easily taken out by only detaching a cover, the cartridge can be installed while positioning it in an appropriate direction only...  
JP4303717B2  
JP4303759B2  
JP2009162384A
To provide a flow control valve capable of reducing an influence of a change in the viscosity of a control fluid.The flow control valve includes a sliding shaft 30 and a sliding cylindrical face 21a fitted mutually to slide in the axial ...  
JP2009162349A
To provide a relief valve capable of sufficiently suppressing generation of abnormal noise.The relief valve comprises a retainer 11 provided to contact a back side of a poppet 5 in a sleeve 3 for holding one end side of a spring 6 and gu...  
JP4301836B2  
JP2009156430A
To provide a water supply device unsusceptible to occurrence of abnormal noise, while using a constant flow control valve of a type using an elastic ring.The water supply device 1 with constant flow control valve includes: a water supply...  
JP4295853B2  
JP4296196B2  
JP2009150555A
To provide a flow control valve having a flow change rate constant with respect to a rotating angle even in multiple rotations and at any position without changing a flow rate even if the temperature changes.This flow control valve inclu...  
JP4292142B2  
JP4293903B2  
JP4292676B2  
JP4292233B2  
JP2009138925A
To provide a dial position deciding device for a flow control valve, a dial position deciding program for the flow control valve, and a storage medium, capable of simply and easily setting a flow rate while easily correcting the viscosit...  
JP4285897B2  
JP2009522511A  
JP2009127716A
To provide a quick closing check valve with a noise elimination function capable of effectively reducing noise caused in a passage to carry out noise elimination, and capable of reducing vibration isolating countermeasures.The check valv...  
JP2009121678A
To provide an air valve for further easily and quickly performing assembling and disassembling work including maintenance work.This air valve 1X includes: a valve casing 2 having an air vent 2a in an upper end part and having a hollow pa...  
JP2009119901A
To solve a problem wherein the flow of a hydraulic fluid becomes turbulent in a check valve to cause noise when a flow rate per unit time is increased in the check valve by abrupt steering.A Reynolds number in a first one-way valve is 2,...  
JP2009121654A
To provide a valve device and an air conditioner having the same, for sufficiently reducing a flowing sound of an internal fluid, without enlarging the size.A valve seat part 101 is formed on the inner peripheral edge of an upper end par...  
JP4273859B2  
JP4271532B2  
JP2009115221A
To solve the following problems: when an accumulator is connected in a pipe so as to reduce pulsations from a motor pump, the hydraulic equipment requires a larger installation space to be upsized, also requires high costs, and in the ca...  
JP4267866B2  
JP2009103322A
To provide an assembling method of a fluid pressure reduction device.A plurality of disks 32 are formed with at least one flow path 38 extending between a peripheral edge part 36 and a cavity central part 34. Each path 38 has an inlet pa...  
JP4263250B2  
JP4262634B2  

Matches 751 - 800 out of 5,175