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Patent Searching and Data


Matches 551 - 600 out of 3,137

Document Document Title
JP2014190399A
To provide a cutoff valve in which abrasion powder is hardly generated, and which can secure seating performance to a valve seat of a valve element even when abrasion powder is generated.A cutoff valve 10 includes a body 12, a valve asse...  
JP2014169668A
To solve a problem that, since a conventional EGR control valve employs an expensive PTFE seal as condensed-water intrusion prevention means for a bearing, the number of part items and man-hours become large, thus causing a cost increase...  
JP5587315B2  
JP5584637B2  
JP5580321B2  
JP2014145381A
To provide a valve which can prevent a crack and the deformation of a body by reducing stress generated by careless and excessive heating applied to a shaft-mounted part when brazing a pipe while securing operability and seal performance...  
JP5565641B2  
JPWO2012147416A1
Since a welding bellows with redundancy which enabled it to complement this with a bellows plate by the side of un-processing is provided even if the present invention should not receive damage by a foreign substance easily and a bellows...  
JPWO2012147416A
Since a welding bellows with the redundancy which enabled it to complement this with the bellows plate by the side of un-processing is provided even if the present invention should not receive damage by a foreign substance easily and the...  
JP2014109322A
To provide a long-life slide seal in which a first member is smoothly movable relative to a second member.In the slide seal, in which the first member being smoothly movable relative to the second member, for hermetically sealing an annu...  
JP2014105772A
To surely supply a lubricant to a shaft sliding member even when a fluid pressure in a valve housing is low, in an electric flow control valve which includes a valve shaft 5 which is moved forward/backward in an axial direction via a fee...  
JP2014101962A
To reduce a high pressure without increasing the size of a device when the high pressure is applied to a fluid control valve under its closed state by providing the fluid control valve itself with a relief function.A three-way valve 3 is...  
JP5511339B2  
JP5505605B2  
JP2014095453A
To place a valve element of a valve in a high-speed opening/closing action, to reduce the pressure of a working fluid or the power consumption, and to improve the durability of a diaphragm.A valve mechanism which constitutes a solenoid v...  
JP5489119B2  
JP2014084986A
To provide a double valve plug device capable of improving efficiency of washing operation between a first valve body and a second valve body and improving sanitary property.A double valve plug device which is arranged on a communication...  
JP2014074428A
To provide a seal structure of a rotation axis which can prevent a decline of surface pressure of a seal member and to provide a valve therewith.A flow regulating valve 1 comprises: a valve main body 10; a rotation axis 30 which penetrat...  
JP2014070688A
To provide a valve device in which expansion of a flexible film can be suppressed, and wear resistance of the flexible film can be improved.The valve device includes: a valve cage 41 which houses an object 9 having fluidity inside thereo...  
JP5467013B2  
JP2014059057A
To provide a valve drive assembly for adjusting a fluid flow, and to provide an improved rod support structure.This invention is related to a valve drive assembly for a valve unit including a penetration part of an operating rod 3 penetr...  
JP5448307B2  
JP2014043908A
To improve maintainability of a shaft seal for restraining leakage of gas from a shaft housing part under a high-temperature environment.A shaft seal 4 comprises: a seal part whose inner peripheral surface is in contact with or opposed t...  
JP5439029B2  
JP5436872B2  
JP5435902B2  
JP5433391B2  
JP5414589B2  
JP5404645B2  
JP2014005777A
To provide a valve device 1 in a cantilever structure that is configured to open and close an EGR passage 2 through which exhaust gas from an internal combustion engine passes, and comprises lower-cost bearing means 5.For bearing means 5...  
JP5389787B2  
JP2014001838A
To improve resistance to thermal expansion and attachment of oxides, to reduce leakage of steam, and further to improve efficiency of a steam turbine and the entire power generating installation.A steam adjusting valve 702 includes a val...  
JP5380173B2  
JP5368435B2
The seal (10) for a spray gun (20) is tubular in form and molded from an elastomer. The seal is placed in compression between two generally parallel surfaces (12) so as to seal out the fluid (such as paint) from the rod (14). As the trig...  
JP2013245771A
To provide a control valve capable of suppressing a change in pressure even in case where an inner pressure on a drive part side changes or in case where a pressure on a flow passage side changes, capable of suppressing an influence on o...  
JP2013241966A
To provide a flow channel switching mechanism in which sealing performance is improved.A flow channel switching mechanism 1, which switches a flow direction of a fluid flowing in a flow passage, includes: a switching part 4 which is prov...  
JP2013241965A
To provide a flow channel switching mechanism which reduces leakage of a fluid.A flow passage switching mechanism 1 includes: a case 2 which forms a flow channel through which a fluid flows; a shaft part 3 which extends in a direction of...  
JP2013234761A
To provide a connector of a system in which a connection part is subjected to steam sterilization, the connector being disposable after used.The present invention relates to a sterile transfer device. The device is comprised of a body ha...  
JP5345708B2
A plate 36 is press-fitted on the outer peripheral surface of a rod 32 to eliminate a gap between the rod 32 and the plate 36, and further the pressurization produced by the pressure of gas leaking from a gas passage 38 and the load of a...  
JP5314688B2
A double pipe apparatus that includes an outer pipe and an inner pipe inserted into the outer pipe, and regulates a flow of a gas flowing through the double pipe apparatus. The double pipe apparatus includes a flow regulating valve, a va...  
JP2013190074A
To provide a diaphragm valve capable of preventing a water hummer generated when closing a flow channel.This diaphragm valve includes a body pipe part (2), the first port (P1) projected along a direction orthogonal to an axial direction ...  
JP2013185541A
To provide an EGR valve which can make compatible the securement of a sealing force of a seal member and the improvement of the durability thereof.An EGR valve 10 includes a valve housing 12 in which a gas passage 14 for passing EGR gas ...  
JP2013536379A
Packing installation and a removal device with which the present invention consists of packing installation, a stick for removal, a stick maintenance stand, a nut for stick fixation, and a screw slot, A method of exchanging packing for p...  
JP2013161418A
To provide a flow control device and a flow control system capable of reducing a load on an actuator driving a valve.A flow control device 18 includes: a valve body 20 in which a first flow channel 21, a valve chamber 22, a second flow c...  
JP2013152021A
To reduce the operation torque of a gate valve for a water line.This gate valve 1 includes: a valve box 2 having a pipe line 3 therein; a valve body 4 crossing the pipe line 3 to open and close the pipe line 3; a valve body accommodating...  
JP2013148131A
To enhance durability of a bearing structure of a valve shaft driven by a valve driving part.A bearing 50 of a control valve has a configuration in which three bushings 51 to 53 are coupled coaxially in an axial direction of a valve shaf...  
JP2013531198A
A method of restoring a leak in an angle-of-repose valve and an angle-of-repose valve which control a flow of a granular thing is indicated by this specification. An angle-of-repose valve has a housing which has an internal cavity, an en...  
JP5221398B2  
JP2013124580A
To prevent intrusion of exhaust gas from a valve shaft support member to a drive part without upsizing of a device and reducing durability of the drive part involved thereby.A bellows-shaped shielding member 15 expandable and contractibl...  
JP2013526684A
The movable valve gear (306) which has the adjustment lubricous surface (332) is indicated. An exemplary valve contains the valve packing (308) which has a graphite packing ring (314) arranged in the bonnet (304) of the above-mentioned f...  

Matches 551 - 600 out of 3,137