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Patent Searching and Data


Matches 501 - 550 out of 1,839

Document Document Title
JP2011033165
To easily maintain the function of a check valve and to easily suppress chattering of a valve element when filling high pressure gas.In the non-filled state of gas with a receptacle 150 removed from a nozzle 350, magnetic force of an ele...  
JP2011027148
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 guide...  
JP2011002028
To inhibit noise while suppressing energy loss even when the distance between a high pressure port and a low pressure port of a casing inner wall surface is not sufficient and grooves with length necessary for reducing noise cannot be ma...  
JP2010270900
To provide a valve device of simple structure capable of suppressing the generation of self-exciting vibration in a valve element.The valve device includes: a valve casing 10 constituted to be continued in a direction where an upstream f...  
JP2010242953
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 th...  
JP2010203616
To reduce a valve chatter produced when a valve opens, in a check valve which is mounted in a bore in a housing or other elements to allow a fluid to flow in only one direction, and which is biased by a biasing member.The check valve, wh...  
JP2010169197
To provide a valve device capable of guiding a fluid from an inlet port to an exit port via a valve port, when opening a valve.A valve element 2 is provided in an inside of a valve chest 16 of the valve, to be movable along an valve open...  
JP2010169133
To provide such a valve seat construction that a valve is maintained closed as far as a move distance (a lift) of the valve element, corresponding to a low opening degree in a conventional method by which chattering easily occurs, and th...  
JP2010137734
To provide a door check device in which an operation sound becomes small.A one way valve is provided on a conduit on an upstream side further than a valve element 72, and includes a hole part 4a becoming in the closed state by closing it...  
JP2010121646
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...  
JP2010121780
To provide a valve capable of enhancing durability of a sealing member made of an elastic body and satisfactorily maintaining sealing property in a wide range from high differential pressure to low differential pressure.This valve 100 in...  
JP2010116979
To make a straightened fluid flow to the downstream side by damping pulsation of a pressure fluid while preventing a backflow of the fluid by a check valve, by imparting the restraining function of the pulsation of the fluid to a backflo...  
JP2010112392
To provide a pressure reducing exhaust valve which is applicable to a pressure reducing device having only one exhaust passage (a main exhaust passage), fast in exhaust velocity and capable of suppressing the soaring of particles, and al...  
JP2010101474
To provide a check valve capable of surely avoiding a break of a diaphragm even in the case of using in an environment, in which a shocking internal pressure fluctuation is applied from a secondary side, and to provide a water softening ...  
JP2010101336
To suppress the occurrence of an impact or the like by increasing a damping effect on the axial displacement of a spool.This spool valve includes a variable restriction mechanism 15 serving as a resistance generating means to provide the...  
JP2010096298
To provide a check valve capable of easily manufacturing at low cost a small-sized one having a pressure relieving function.The check valve 100 having pressure relieving function is structured so that a check valve element 30 is installe...  
JP2010084797
To provide a single lever faucet effectively developing noise deadening effects on water flowing noises without incorporating another component such as a meshed member for noise deadening effects.In the single lever faucet, a mixing cham...  
JP2010065762
To provide a single lever faucet for securing a sufficient sealing function and high sealing reliability by effectively operating the screwing push-in force of a fixing nut on the center side of a valve case to effectively compress and d...  
JP2010060000
To provide a constant-flow valve which is compact and equipped with a simple structure and moreover suppresses overshoot in low-pressure range and cavitation in high-pressure range.The constant-flow valve, which comprises: an outer-side ...  
JP2010031922
To provide a throttle device easy in processing with a relatively inexpensive, simple and compact constitution, superior in product assembling performance, and capable of realizing highly accurate flow rate control, by restraining a chan...  
JP2010025330
To provide a water stop valve with a water hammer prevention function which does not generate a water hammer.A sphere 2 and a valve seat 3 are provided in the cylindrical center which has an inlet port 10 and an outlet port 11. The water...  
JP2010025323
To provide a mechanical excessive pressure protective switch for protecting a device receiving external pressure from excessive pressure by utilizing the external pressure without requiring a power source and a controller.The mechanical ...  
JP2010025171
To provide a delivery controller used for supplying fluid such as a chemical to a semiconductor wafer or for dripping a fixed amount of the chemical in the medical field.A body 1 is provided with an almost conical shape liquid chamber 6 ...  
JP2010019406
To provide a motor-driven valve capable of reducing a rasping noise caused by cavitation as much as possible.This motor-driven valve is constituted to set a hole diameter of a short cylindrical part (narrowest part) 22b to 1.0-2.4 mm in ...  
JP2010019378
To provide an expansion valve capable of reducing a flow noise of a refrigerant in a contraction portion.This expansion valve 4 includes a body 41 formed with the second refrigerant passage 49 having a valve port 53 in its midway, a valv...  
JP2010014280
To provide a low noise rotary valve capable of reducing noise and cavitation throughout all openings.Mutually orthogonal and communicating penetration passage 61 and communication path 31 are formed on a ball plug 60. A noise reducing me...  
JP2010002020
To provide a valve apparatus for meeting specific needs and a faucet including such the valve apparatus.The valve apparatus includes a fixed side apparatus part and a movable-side apparatus part and is changed from a water stop state to ...  
JP2009287358
To provide a valve body to be used capable of instantaneously changing an ordinary discharge and a flow regulation discharge by a sluice block and a flow control valve using the same.A valve body A is comprised of a valve body 1 formed w...  
JP2009287582
To provide a pressure reducing exhaust valve applicable to a pressure reducing device having only one exhaust passage (a main exhaust passage) for increasing an air exhausting speed while suppressing the soaring of particles, and also to...  
JP2009287769
To provide a low noise type electronic expansion valve capable of shutting off flow of refrigerant in a valve chamber into an inside of a can by a disc bellows.The electronic expansion valve has a can bent part 12 in which a lower end te...  
JP2009280056
To provide a float valve device effectively reducing impact noise of a float valve.The float valve device 10 is equipped with a housing 20 provided with an opening part and a valve seat; the float valve 40 moving up and down within the h...  
JP2009264442
To provide a valve device displacing a valve element smoothly even under a low temperature environment.The valve device has: a primary chamber body 110 with a primary chamber 110a to which fluid is introduced; a secondary chamber body 12...  
JP2009264560
To inexpensively absorb pressure pulsation without requiring excessive space.A hydraulic shovel has a circuit configuration of respectively connecting a travel hydraulic motor driving traveling of a lower traveling body and a plurality o...  
JP2009259136
To reduce the consumption amount of a pressure fluid, while also preventing clogging due to dust, or the like, in a fluid pressure device through which a pressure fluid is flowing.A nozzle passage 98 is formed between a primary side port...  
JP2009250433
To stably perform a pressure control, in a differential pressure control solenoid valve and a solenoid valve unit having the same.A seat 403 is provided with projections 6 rotating a flow in a spring 412 that flows in the spring 412. Eac...  
JP2009236241
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...  
JP2009236269
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...  
JP2009236242
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...  
JP2009222136
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...  
JP2009222097
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...  
JP2009223545
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...  
JP2009209976
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...  
JP2009204043
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...  
JP2009193175
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 ...  
JP2009185855
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...  
JP2009180374
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...  
JP2009180338
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...  
JP2009174719
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...  
JP2009168227
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...  
JP2009162384
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 ...  

Matches 501 - 550 out of 1,839