Login| Sign Up| Help| Contact|

Patent Searching and Data


Matches 751 - 800 out of 1,862

Document Document Title
JP2005282683
To provide a normally opened solenoid valve having improved liquid pressure controllability by restricting the flow amount of operating liquid to a desired adequate amount.The normally opened solenoid valve 10 comprises a fixed core 20, ...  
JP2005282676
To improve the property (linear property) of part shown by an approximately primary straight line of the flow-out amount of fluid in flow-out amount variation (flow control) by utilizing the original rotating property of an impeller flow...  
JP2005257110
To completely solve problems on fracture of a welding part of a rotor case of an electric control valve caused by water hammer phenomenon in opening a liquid supply solenoid valve, and the deformation of a valve element and a valve seat ...  
JP3721256
To reduce erosion and noise emission by suppressing cabitation generated when a poppet has moved to cause generation of a flow from the high to the low pressure side. A poppet valve is configured with a body 1, an upstream port 3 and a d...  
JP2005248948
To provide a silencer for a pneumatic machine that can run for a long time without requiring maintenance or inspection.This silencer 1 for a pneumatic machine comprises an outer porous filter 2, and an inner porous filter 3 disposed on t...  
JP3718631
To provide a steam transformation value which exhibits such an epoch-making action and effect that are not seen in the past. This steam transformation valve reduces the temperature and pressure of high-temperature high-pressure steam S f...  
JP2005240777
To provide a poppet valve device including a poppet valve installed, in particular on an electronically controlled fuel injection device, for opening and closing a liquid passage in a minute time, capable of precluding such occurrences e...  
JP2005233298
To provide a pilot valve having a mechanism to reduce water hammering at the time of valve closing while the responsiveness to the fluid control signal is well maintained and provide a pneumatic cylinder having a mechanism to relieve the...  
JP3712678
To provide a valve device which conducts valve opening operation without abnormally increasing the pressure in a valve casing and requiring large operation force. A marking for indicating a rotating position of a handle 12 when a valve e...  
JP2005226690
To provide a water hammer arrestor structure having simple and lower-cost construction for suppressing damage to a pipe due to water hammer.At a required position in a first water supply pipe 42 connected to an external water system, an ...  
JP2005226737
To provide a concentric lever of a positioner capable of effectively preventing it from being loosened and fallen in the positioner for controlling a rotary valve.This concentric lever of the positioner connected to the camshaft of the p...  
JP3709196
To provide a triple eccentric butterfly valve to solve such problems in conventional triple eccentric butterfly valves that it is difficult to control flow of fluid when a valve element is slightly opened, and that because fluid passing ...  
JP2005213908
To provide a combination faucet which can minimize an unusual sound generated at a location on which a push button abuts at the time of pressing operation of the same, and positively eliminates an uneasy feeling caused by the unusual sou...  
JP3706340
To provide a valve device of a hermetic compressor with improved structure to freely adjust the valve height by the displacement and the refrigerant discharge pressure. This valve device of the hermetic compressor comprises a valve plate...  
JP2005208712
To rapidly open a fluid channel within a short period of time without causing any water hammer by an extremely simple device or operation.This water hammer-less opening device is configured of an actuator operation type valve formed in a...  
JP3703727
To provide an underwater water release valve which is provided on a downstream end of a water conduit pipe and reduces the vibration and noise generated during the underwater water release. In this underwater water release valve in which...  
JP2005195145
To provide a gas control valve and a fuel cell power generation system advantageous to downsizing.The gas control valve 1 is equipped with a primary side passage 61; a secondary side passage 71; a pressure receiving member 3; a throttle ...  
JP2005188550
To provide a faucet device using a diaphragm valve for preventing the occurrence of water hammer.The faucet device comprises the diaphragm valve 4 for opening/closing a passage between a primary water supply path to which water having pr...  
JP3695564
To promote the simplification of structure, reducing the number of part items and assembling man-hour as well as manufacturing cost, and improve the sensitivity of a power steering system. A damper valve 10 of a hydraulic power steering ...  
JP2005180504
To provide an orifice member, keeping the bore diameter accuracy of an orifice.This orifice member is disposed in the midway of a passage, provided with an orifice 38 connecting the passage, and fitted by applying load to a sealing part ...  
JP2005180690
To provide a ball valve which prevents noise generated by a passage for a fluid which passes through a ball in an intermediate open position of the valve.The ball valve 10 for controlling a rate of flow has a ball 14 which is capable of ...  
JP3689329
To provide an eccentric butterfly valve causing little cavitation at a valve contraction flow section, suppressing noise, reducing the change quantity of the Cv value per shift quantity of valve opening, improving controllability, having...  
JP2005155677
To provide a novel bellows valve having improved impact pressure resistance under the condition of water hammer and achieving higher reliability and longer life.The bellows valve comprises a bellows part for covering a portion of a valve...  
JP2005155804
To provide a notched spool type flow control valve capable of preventing the separation of fluid in a valve chest and superior in its quietness.This notched spool type flow control valve comprises a sleeve 4 having the valve chest 3 on w...  
JP2005147336
To provide an energy absorbing and silencing device, exhibiting uniform energy absorbing and silencing effect in a flow control valve and installed within the length of an existing pipeline.In this energy absorbing and silencing device f...  
JP3682315
PURPOSE: To facilitate such feed flow control as appreciably lowers the level of the feed flow characteristic curve even when system pressure is high. CONSTITUTION: A feed flow throttle comprises independently operable partial feed flow ...  
JP3675288
To reduce a cavitation generated in a valve contracted flow part, and to suppress noises and improve the controllability by suppressing the cavitation. This eccentric butterfly valve, in which a seal face between the circumferential face...  
JP3676727
To prevent a valve from biting at a valve seat of a seated part in an opening/closing valve, and to suppress a drastic increase of a flow rate of a fluid flowing in an opening at the primary stage of an increase in area of the opening fo...  
JP3673185
To provide a compressor capable of absorbing noise and vibration generated by a pulsation phenomenon of fluid delivered under high pressure. This compressor is composed of a valve seat 6 for respectively forming an inflow port 2 in which...  
JP3672380
To prevent such fear that functional parts may not be destroyed even though a fluid shock is applied, by arranging a valve element holder which is fixed in a valve main body and in which a valve element is slid on its inner wall, and a s...  
JP3664631
To hold calmness by preventing abutment sound generated in operating a solenoid valve. This solenoid valve is provided with a disk member 46 connected to one end of a movable iron core 42 and integrally interlocked with the movable iron ...  
JP2005090544
To provide a vacuum breaker having a pressure gauge that is hardly affected by vacuum and pulsation pressure.In a valve casing 1 having an inflow port 2 to be connected to a fluid piping system (unillustrated) and an open air port 3 to b...  
JP2005090555
To provide a low-priced pressure reducing control valve capable of effectively restricting the generation of cavitation due to high-pressure fluid and having a long service life.In the pressure reducing control valve provided with a pres...  
JP2005083690
To solve the problems of being complicated in a structure, increasing part cost and assembling cost, and being inferior in reliability, which are possessed by a conventional dehumidifying orifice device capable of changing an orifice qua...  
JP2005069335
To provide a structure for supporting a valve body in a control valve and a pressure control valve using this supporting structure which can exert stable flow characteristics over a long period of time, having less particles generated, a...  
JP3655788
To provide a shockless valve working respectively in flows in both directions of one direction and the other direction. A plunger 33 is interfitted slidably in a valve body 32, and a spring 42 for holding the plunger 33 on a neutral posi...  
JP3652970
To reduce the valve driving force of a flow control valve used in a power generating plant. A valve element part 12 is vertically movably arranged in a body 40. When a valve stem 41 is pulled up, a valve stem bottom 48 is separated from ...  
JP3652940
To prevent the generation of a harmful impact wave in a nozzle situated downstream as a low pressure region is insured in the vicinity of the tip of a poppet valve and to provide a poppet valve device which is to be increased in a thrust...  
JP2005054918
To provide a compact cage valve capable of preventing occurrence of damages, vibration, noise or cavitation of the valve.In the cage valve provided with a cage 7 which is fixed in one chamber divided by a partition 2 to divide the inside...  
JP2005035482
To provide a flow control valve which suppresses occurrence of cavitation in a discharge passage.When the discharge passage 5 is communicated with a supply passage 4 via the inside of a spool hole 6 by movement of a spool S, the flow con...  
JP2005035481
To provide a flow control valve, preventing abrasion of the bottom of a discharge recessed part and its periphery even if cavitation occurs.In this flow control valve, when a discharge passage 5 and a discharge communicating passage 29 a...  
JP2005030115
To provide a flow rate restraining top, hardly blocked up, even if foreign matter such as rust flows and comes, by restraining a maximum water quantity so that a water quantity of a certain degree or more does not flow out, even if a fau...  
JP2005030561
To effectively damp vibration of a valve such as fluid vibration by simply constructing a device to be easily mounted on a valve.A mounting table 65 with a vibration damping mechanism 71 for damping vibration in one direction is mounted ...  
JP2005023741
To solve problems wherein natural water discharge feeling before installing a flow rate adjusting device is lost and discharge water scatters into the surroundings because flow becomes turbulent and discharge water becomes unruly and sca...  
JP3638475
To provide a valve applicable to a fluid containing slurry and foreign matter with a simple structure, usable at a high flow speed, and having the structure without partly applying unreasonable stress, while a noise is suppressed by decr...  
JP3636880
To check the occurrence of any noise and pressure fluctuations due to getting valve constituent parts vibrated by a flow of fluid passing through a valve part in time of operation of this relief valve. A relief valve 70, relieving fluid ...  
JP3637239
To prevent a rapid closing of a single axle pressure-reducing valve owing to a rapid pressure-rising on the secondary side by providing a cylindrical portion inserted into a secondary side passage on the rear end side of a cylindrical bo...  
JP2005000669
To provide a modified orifice mechanism for delivering the medicine.The orifice device for delivering the medicine comprises an inner member with the base end part and the distal end part. A coil is wound spirally on the circumference of...  
JP2005000671
To provide a production method of a modified orifice mechanism.The production method of the orifice mechanism comprises the step of preparing a mandrel with a predetermined length and the step of winding a coil spirally at least on a par...  
JP2005003114
To provide a solenoid valve having improved quietness and great durability so that the function of members for fragmenting bubbles is not lost for a long period even when contaminants and dust mixed in refrigerant are deposited thereon.T...  

Matches 751 - 800 out of 1,862