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Patent Searching and Data


Matches 351 - 400 out of 981

Document Document Title
JP2001317091A
To provide a valve construction of a weep hole plug having a valve seat of a simple construction which does not make a plug closing operation by a handle heavy.A valve seat 4 directed upward is located at an intermediate portion between ...  
JP2001519869A
(57) A summary valve assembly object serves as the valve seat equipped with the channel (102) from the closing means which can move by an operation component (111) so that engaging of clutch and secession of may be done with the above-me...  
JP2001516861A
A valve assembly for controlling the flow of a fluid between a plurality of ports including at least one high pressure port and one low pressure port, includes: a base mounting the plurality of ports; and a valve member rotatable to a se...  
JP2001263532A
To provide a pilot type 2-port vacuum valve stably setting inside a vacuum chamber to a desired pressure without stirring up particles by a simple constitution and a simple operation.This pilot type 2-port vacuum valve is provided with a...  
JP2001248739A
To prolong a seat life and to facilitate an opening/closing action by preventing a deviational abrasion caused by a rotational action of the ball of a ball valve.At the stage that a seat 40 for sealing an opening/closing ball 20 of a bal...  
JP2001509864A
(57) A summary valve cartridge (10) contains a housing (32) with an entrance component (54), the Deguchi component (52), and a screw thread (34). Through a housing (32), it extends in the direction of an axis and a cavity (36) has a pist...  
JP2001508861A
(57) It is a differential valve especially useful as a cabin exhaust valve in the cabin pressure regulation system of a summary airplane, especially an airplane, It has the first differential valve (20) of the smaller one, the second dif...  
JP2001141080A
To provide a four way selector valve capable of improving ease and agility of switching operation of refrigerant flow passages, simplifying a configuration of the selector valve, improving the reliability of the selector valve, and reduc...  
JP2001082616A
To raise seat surface pressure when leakage is generated from a seat so as to suppress leakage by drawing a valve seat to a valve element or separating it from the valve element by operating fluid pressure. In a seat part 17, a cylindric...  
JP3145891B2
PURPOSE: To provide a valve usable as a cutoff valve of reliability by actuating an actuator piston independently from an inlet channel inner pressure. CONSTITUTION: This valve 1 is provided with a movable valve disc 21 pressed to a rela...  
JP3130932B2  
JP2001501290A
(57) A summary electromagnetic valve is equipped with the core (8) guided within two fluid connection parts (3, 4), electromagnetic valves (5), and cylinders (7) in a 弁胴 part (6). Movement of a core (8) is performed and an electromag...  
JP3125735B2
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...  
JP3108092B2  
JP2000514163A
(57) A pressure balance type alignment valve (1) contains the seal tube (19) and 弁胴 part (49) which can be displaced by hollow with a summary direct action type, A seal tube (19) has a valve seating part (20), and a 弁胴 part (49) ...  
JP2000257990A
To provide a change-over valve, which can highly reliably switch flow passages without malfunctions and can be maintained in a power saving state after switching, a fluid compressor, and a heat pump type refrigerating cycle. A change-ove...  
JP2000230649A
To increase durability of an impeller, by reducing driving torque of a motor for rotationally driving the impeller for a rotary 4-port-2-position selector valve. An impeller 20 for rotary 4-port-2-position selector valve, in which a cyli...  
JP2000227167A
To increase sealability, prevent detect in cutoff of water, and reduce operation torque, by comprising a packing guide having wedge projections and a packing so that the wedge projections are formed valve openings for hot water/cold wate...  
JP3058881B2  
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...  
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...  
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...  
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...  
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...  
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 ...  

Matches 351 - 400 out of 981