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Patent Searching and Data


Matches 351 - 400 out of 960

Document Document Title
JP2000179745A
To reduce fluid pressure applied to a sealing material using simple sealing structure without using special sealing structure, to reduce leakage and permeation of fluid from a seal part, and to enhance sealability.Shaft seal parts 1a, 2a...  
JP2000503369A
(57) Summary book invention is adjusted at the piston (6) to which the interception means (2) of the room in a valve (3) is shown the inside of the 1st cylinder (5), It extracts to the room in a valve (3), and is 連通 (ing) through the...  
JP2000035008A
To reduce liquid leakage from a spool sliding clearance part of a spool valve in a device wherein a load liquid pressure is controlled by conducting switching between liquid introduction to a load from a liquid pressure source and liquid...  
JP3027108B2
To provide a valve which is actuated regardless of fluid pressure by retaining to a position where a channel is opened when applying force exceeding deviation force for retaining movable means to a position to close the channel and the c...  
JP3001404B2  
JP2000002337A
To offer a seal structure which can seal a shaft inserting part while manipulation of the shaft is admitted in a high temp. situation. A seal structure to seal a shaft inserting part into a vessel to be heated to a high temp. includes a ...  
JPH11351445A
To provide a valve device, where a valve element can operate smoothly with a small power, by eliminating contact resistance occurring while the valve element installed in a valve body moves. A freely rotating valve element 13 is installe...  
JPH11325261A
To ensure detection of the inflated and shrunk condition of an inflated sheet and of the position of the inflated sheet with a mechanical means. An inflated sheet 6 formed of elastic material, inflated or shrunk ranging between an inflat...  
JPH11280905A
To provide a metal seal cap which reduces cost and improves reliability in holding airtightness and does not generate internal deformation of a valve stem. In a metal seal cap made of a metal or resin, a seal surface 2 is arranged on an ...  
JPH11280949A
To facilitate exchange of a suction and discharge valve device for high pressure pump. A valve device for a high pressure pump is held in a proper position by a plug with a screw and provided with a holder having a valve plate and a valv...  
JPH11244737A
To provide a small type manual spraying apparatus having a stable structure. This manual spraying apparatus 1 comprises a main body 3 comprising a fluid supplying part 5 and a fluid releasing part 15. The apparatus further comprises a va...  
JPH11201057A
To reduce damage of a valve lifter to press a convex lens-shaped valve of an inlet valve mechanism. This device comprises a convex lens-shaped valve having a communication hole at a center part to press a valve sheat provided in a valve ...  
JP2922613B2  
JPH11157436A
To provide a valve of simple configuration in which the risk of damaging of a resilient member is lessened. A valve includes a seat 22 confronting a pressure chamber and equipped with a communication hole 22ac as fluid passage and a valv...  
JPH11157437A
To provide a valve of simple configuration in which the risk of damaging of a resilient member is lessened. A valve includes a seat 22 confronting a pressure chamber and equipped with a communication hole 22a as fluid passage and a valve...  
JPH11153252A
To easily switch the flow passage of the refrigerant in the cooling mode and in the heating mode in a heat pump type refrigerant circuit even when the differential pressure of the refrigerant is large. In a solenoid pilot four-way valve,...  
JP11094100A
To provide a valve device capable of reducing torque to be generated in the rotation of a valve element, capable of preventing the positional deviation to be generated in the attachment of a seal member, and capable of easily performing ...  
JP2852885B2  
JPH10332041A
To provide a valve seal mechanism whereby an infiltrating amount of a seating part relating to a seal member constituting the valve seal mecha nism is fixed, quality of a fluid pressure equipment used with this valve seal mechanism can b...  
JPH10332024A
To attain improvement of lubricating performance in a drive screw part of a motor operated valve used in a refrigerating cycle or the like. A motor operated valve 1 has a can 10, in its outer side, a motor mold 20 is mounted. The motor m...  
JPH10318380A
To stabilize the sealing property by suppressing the variation of the contacting position of the seal part of a float and the opening of a passage into a housing, in a fuel cutoff valve. This valve is composed to furnish a housing 12; an...  
JPH10311441A
To provide a valve capable of preventing its sealing performance and operability from being degraded because of fluid pressure or the rotational operation of a valve element. A valve element housing hole 30 provided with an inlet passage...  
JPH10299938A
To operate a diaphragm without receiving strong pressure when a sensing bed is opened to protect the diaphragm and attempt a smooth and reliable action by decreasing the difference in pressure between a primary pipeline and a control roo...  
JP2810765B2  
JP2792711B2  
JPH10196840A
To secure sufficient sealing irrespective of incompatibility between a valve member and a seat by interconnecting the valve member and a displacing means by a wire and displacing the wire in an axial direction so as to control the openin...  
JPH10184963A
To generate the required swirling flow without making a bucket into a complicated shape. In a method for compensating for fluid force of a flow control valve having a passage structure in which a spool 1 is supported in a sleeve S by a s...  
JP2772467B2  
JPH10169795A
To smoothly and slidly operate and easily manufacture a spool, and easily restrict the size of a spool valve, by providing a through hole, opened to an opening groove and formed at a right angle to the axis of the spool, on the spool. A ...  
JPH10169835A
To reduce manufacturing costs, to avoid leakage of fluid, and to enable manufacture of even a structure with a large bore. In a high-temperature rotating valve in which an elastic seat 6 is interposed in the gap between each end opening ...  
JPH10124151A
To avoid the adverse influence of overpressure which accompanys the temperature rise and is applied to the valve seat of a pressing plug valve and to prevent the deformation or damage of valve rubber and the valve seat, in a pressure reg...  
JP2773109B2
To provide an improved actuator and a valve housing structure, by which the number of valve parts is minimized and an interaction (beating) deteriorating a valve life between the electric element and a valve seat is minimized, in a contr...  
JPH1061790A
To shorten exhaust time to half regardless of residual pressure capacity so as to improve residual pressure removal workability at the time of abnormal processing by forming two communicating holes for exhaust in a valve element in a bal...  
JPH1061501A
To provide a valve aggregate for instantaneous discharge of a tank in which instantaneous valves are capable of moving from a full closing position to a full opening position in several seconds and a manual override which is capable of e...  
JPH1054465A
To provide a diaphragm valve capable of reliably preventing excessive fastening in valve closing, and excellent in operability and workability. A step part is provided in a sleeve 6 of a diaphragm valve provided with a valve main body 1 ...  
JPH1047812A
To improve operating efficiency and lower noise by decreasing consumer energy and defrosting time. Since a flow communicating process controls a communicating means based on an external instruction to make a passage for high pressure flu...  
JPH09512329A
(57) A summary valve is equipped with a valve body and the valve body collaborates with the 2nd pressure chamber (13) divided with the 1st pressure chamber (2), outflow chamber (6), 1st valve seat (12), and valve body. The valve body (8)...  
JPH09292050A
To enable operation in a higher differential pressure, and prevent raising of a manufacturing cost in association with enlarging a rotor, a solenoid coil, and the like. A four-way valve consists of a valve main body 2, a main valve seat ...  
JPH09292164A
To shorten defrosting time and to improve operation efficiency by a method wherein a flow passage is switched after the pressures of refrigerants in a low pressure output port, a high pressure input port, a through-hole communicating wit...  
JPH09264223A
To provide an improved actuator and a valve housing structure, by which the number of valve parts is minimized and an interaction (beating) deteriorating a valve life between the electric element and a valve seat is minimized, in a contr...  
JPH09250654A
To ease a problem such as a low frequency response and a low reliability generated when a contaminated operation oil whose viscosity is changed in a low hydraulic pressure system is used. This hydraulic device 10 has a single stage of el...  
JPH09229212A
To stably obtain operating torque of a valve body and sealing performance even if the dimensional precision of a part is not strict. A valve device is provided with a housing 14 provided with a plurality of flowing holes 16, 17 communica...  
JPH09508338A
(57) Summary book invention relates to the valve gear equipped with the needle and electromagnet for a casing, a main valve, an auxiliary valve, and an auxiliary valve. In the case of the conventional valve gear which is useful for openi...  
JPH09178000A
To wash a slide valve without removing it perfectly, by making each opening of plural recessed provided to a seal ring, in a keyhole form of opening end, and making the head of a bolt in the hole of the circular surface of a housing, exp...  
JPH09178041A
To reduce the damaging of a valve device and to improve an allowable error for manufacturing by engaging a seat with the valve member of the valve device and making the area of the valve member close to the seat relatively flexible. A di...  
JPH09144918A
To reduce the resistance of a valve and prevent production of a noise in the valve for opening/closing a passage through which fluid is led to flow in a device utilizing a flow of fluid such as liquid-gas. This valve is formed of a valve...  
JP2612916B2  
JPH09504854A
(-- 57) summary -- the gas control valve especially used for the breather valve for a diver mask etc. The sleeve-like housing (1) in which this valve has entrance room (I) and Takumi Deguchi (II), It has a piston (12) etc. Which separate...  
JP2533550Y2  
JPH09100924A
To hold positive sealing performance with structure of little fluid resistance and small valve opening/closing stroke, without a principal part being damaged by a fluid. A glove shaped body part 11 with an inflow port C provided at a low...  

Matches 351 - 400 out of 960