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Patent Searching and Data


Matches 501 - 550 out of 5,936

Document Document Title
WO/1991/008412A1
A vacuum valve characterized by being constructed in such manner that a first seal member in contact with the space on the low pressure side of the space shut-off by the vacuum valve is composed of inorganic material whereas a second sea...  
WO/1990/015977A1
A fluid control valve (10) with leak detection and containment features for use in a fluid handling system incorporating one or more flow controlling devices each including: an actuator (24); a weir valve (22) and associated valve housin...  
WO/1990/008275A1
A non-sliding gate valve used in a high vacuum according to this invention consists of a valve casing (1) and a valve body (2) provided displaceably in the valve casing (1) so as to open and close valve openings (11) formed therein, and ...  
WO/1987/002752A1
A control stop (12) for a flushing system (10) including a metering flush valve (14) connected to supply liquid to a toilet fixture. The control stop (12) is in series flow relation between a source of pressurized liquid and the metering...  
WO/1982/004301A1
Raccordement d'un chapeau de vanne (20, 22) a un corps (18, 36) d'une vanne (10) qui commande l'ecoulement de fluides a temperature elevee de maniere qu'il n'y ait pas de fuite et que l'on puisse demonter l'assemblage sans utiliser des c...  
WO/1982/001407A1
Back-flow prevention valve assembly for use with a vacuum pump (40) or the like and employes a valve element (50) movable between positions opening or closing a passageway through the assembly. In the event of pump failure a control valv...  
WO/1982/001052A1
An anti-static device for ball valves or other rotary or "quarter-term" type valves. A hole (24) is bored in the stem (15) and a contact assembly incorporating a pair of spring-steel arms (26) is secured in the hole (24) by a tube (29) w...  
WO/1981/002335A1
A fluid device driven solely by input fluid to reciprocate a driven member in the device. The device is readily attached to a normal or special fluid supply system. The device can produce a pulsating fluid output that may be used for cle...  
JP2020513511A
【課題】改良されたフィルタ組立体及びこれ を使用して技術を進歩させるニーズに対応し たバルブを提供する。【解決手段】バルブは 、剛性部分に結合された変形可能部分を...  
JPWO2019188650A1
The valve box which has the 1st opening and the 2nd opening used as the channel which provides and is open for free passage so that the slice valve of the present invention may counter mutually on both sides of a hollow part and the abov...  
JP2020067158A
[Subject] While improving the distributivity of air, a channel selector which can make a size of the height direction small effectively is provided. [Means for Solution] Sensor support part 84 of Potentio base 82 is formed in disk shape ...  
JPWO2019177100A1
The valve box which has the 1st opening and the 2nd opening used as the channel which provides and is open for free passage so that the slide valve of the present invention may counter mutually on both sides of a hollow part and the abov...  
JP2020063787A
[Subject] A ball valve excellent in seal nature or endurance is provided. [Means for Solution] Ball 13 which ball valve 1 of the present invention has channel hole 14, and was supported rotatably, Ball packing 23 made from polyimide whic...  
JP6679429B2  
JP6679594B2  
JP2020056498A
[Subject] it being compact and controlling friction with seal material and a sealing surface by the minimum driving force -- opening-and-closing operation is stability also under low particle and a high-speed drive -- it is certain, a cr...  
JP6677738B2  
JP2020051525A
[Subject] The imperfect alignment of the driving shaft of an actuator and a stem is detected at the time of an assembly, and an imperfect alignment provides the valve which can perform that check which is tolerance level. [Means for Solu...  
JP6674348B2  
JP6671299B2  
JP6663794B2  
JP6660164B2  
JP2020034032A
[Subject] A pressure controller which can prevent a foreign substance from flowing into the lower stream side exceeding a filter unit certainly is provided. [Means for Solution] Slot 31 where the depth from upper surface 30 to bottom 311...  
JP2020034031A
[Subject] A pressure controller whose workability at the time of assembling a body and a filter unit improves is provided. [Means for Solution] Body 3 which has channel 33 containing widening section 32 which pressure controller 10 was c...  
JP2020034033A
[Subject] A pressure controller which can prevent an assembled body and a filter unit from decomposing unwillingly is provided. [Means for Solution] Body 3 which has channel 33 containing widening section 32 which pressure controller 10 ...  
JP6657519B2  
JP6657790B2  
JP2020029872A
[Subject] A reducing valve which a risk of leakage of fluid is reduced and is not enlarged is provided. [Means for Solution] Reducing valve 1 is provided with the following. Primary side passage 15 which is a reducing valve which decompr...  
JP6653631B2  
JP2020026875A
[Subject] Offer of a nonreturn valve from which a flow of fluid is not prevented even if a clog arises in a filter means of a strainer etc. [Means for Solution] When steam and Drain flow into valve room 5 of nonreturn valve 10 along forw...  
JP6649152B2  
JP6649055B2  
JP6648280B2  
JP2020024638A
[Subject] Offer of a control device which can aim at improvement in a pressure regulation response in a valve system provided with a plurality of vacuum valves. [Means for Solution] per [ which Removal(ed) exhaust air speed Se of a whole...  
JP6644773B2  
JP6644423B2  
JP2020020625A
[Subject] While being able to raise the accuracy of the system performance testing of the valve for fuel piping, excluding electric composition, a maintenance is easy and provides the inspecting jig which can be manufactured at low cost....  
JP6639193B2  
JP6637224B1
Even when a valve board is formed in the straight side in one way, a gate valve device of low cost is provided with an easy structure which can be moved up and down while maintaining the posture for a valve board horizontally. A valve un...  
JP3224830U
[Subject] Needs of a user who adjusts negative pressure power and is different are satisfied, and a pressure control valve which secures an effect by negative pressure massage is provided. [Means for Solution] Pressure control valve 100 ...  
JP2020008164A
To provide an opening/closing plate for a vacuum valve capable of always maintaining a tight sealing state.A buffer pad member 300 made of an elastic material is bonded between a sealing plate 100 and a shaft blade 200, to elastically co...  
JPWO2018167994A1
When performing a partial valve stroke test, the valve control device, the valve control system, valve control factor calculation method, and valve control method which can make the difference of a setting opening and a real opening smal...  
JP2020008113A
To provide a pilot operation type electromagnetic valve which prevents or inhibits deterioration of operability of a pilot valve caused by entry of foreign objects.An electromagnetic valve 2 includes: a main valve 54; a pilot valve 56; a...  
JPWO2018167964A1
When performing a partial valve stroke test, the cutoff valve control device, the cutoff valve control system, cutoff valve control factor calculation method, and the cutoff valve control method of making the difference of a setting open...  
JP2020008036A
To simply detect abnormality such as leakage of output air pressure only with the relationship between a setting opening and an actual opening.A method for diagnosing abnormality of a control valve comprises: measuring an actual opening ...  
JP6630236B2  
JP2020002955A
To provide a temperature responsive valve with cleaning means which comprises a simple configuration and is capable of surely removing a foreign substance at a downstream side of a valve port (valve hole) without leaking a fluid such as ...  
JP2019537693A
It is a valve system which comprises a vacuum valve and a control unit, the above-mentioned vacuum valve has a valve seat, and it is the valve seat, It has a valve-opening mouth and the 1st sealing surface that surrounds the valve-openin...  
JP2019219268A
To provide a valve diagnosing device with which it is possible to automatically diagnose corrosion in combination with an existing valve, a valve device using the same, and a valve diagnosing method.A valve diagnosing device 300 comprise...  
JP2019219052A
To realize downsizing of a vacuum valve and simplification of a structure by improving a main valve element and an auxiliary valve element of the vacuum valve.A vacuum valve comprises a main flow passage 17 connecting a first port 15 and...  

Matches 501 - 550 out of 5,936