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Patent Searching and Data


Matches 651 - 700 out of 2,388

Document Document Title
WO/1990/000652
A closure device for drainpipes has an elastic inflatable body (1) and can be actuated with only one hand, since the inflatable body completely encloses a pressurized gas container (2) to be connected to its pressurized gaz inlet (10). T...  
WO/1989/011787
Control valves are known which incorporate moisture sensitive material to control the flow of fluid through the valve. Described herein is a control valve (1) which incorporates a moisture sensitive material (4) in contact with and respo...  
WO/1989/012267
A back pressure regulator of the diaphragm type. A metal diaphragm is held in a cavity formed by opposed faces of top and bottom portions of the unit. The opposed faces are tapered so that the depth of the cavity is greatest in the centr...  
WO/1989/009477
A micromechanical device comprises an element whose position can be varied consisting of a bimaterial system and which can be placed and maintained in a predetermined position. The instantaneous position of the element is determined by m...  
WO/1989/005417
A valve is disclosed comprising a first body portion (2) having a first surface (16), a second body portion (4) having a second surface (51) facing the first surface, a flexible sheet (8) positoned between the first and second surfaces, ...  
WO/1989/001241
In a membrane valve fluid flow control device (10) which includes a pair of superimposed surfaces (42, 42') wherein the membrane (20) is interposed between the surfaces under compression and further serves as a seal. A raised rib portion...  
WO/1988/004386
Method and device for mounting a body for use as a blocking or sensoring means in a conduit containing fluid. An installation unit is mounted on the conduit at that place, where the mounting of said body is desired, whereby sealing is es...  
WO/1987/002438
A device to be filled with fluid under pressure includes a plurality of low pressure segments (17), ports (14) and a low pressure compartment (13) interconnecting the segments, and a high pressure compartment (11) arranged such that fill...  
WO/1986/007625
A molded flexible conduit (2) and a make-before-break pinch valve including a slidably movable pressure member (46) spring biased normally against said conduit in closed condition of the valve, said conduit (20) including a pair of elong...  
WO/1986/003571
A flexible tubing occluding device (10) for releasably occluding flexible tubing (16). The tubing occluding device (10) includes housing (14) that is adapted to receive the tubing (16) and defines a tubing occluding surface against which...  
WO/1986/003276
An occluder valve (10) for closing off the flow of fluid in a flexible plastic tube includes linearly movable pinch member (24) coupled to a rotatable shaft through a nut. The shaft is coupled to an electric motor (44) through an electri...  
WO/1986/001493
A pneumatic valve mechanism, especially for controlling the movement of paper, comprises a mouthpiece (47) which defines an air intake (58), a bellows (10) coupled to the mouthpiece, a passage (42, 44) connecting the interior of the bell...  
WO/1985/002000
Opening and closing element for an S-shaped fluid flow line, used for flowing any fluid or solid (powdery, granular) material and adaptable to any form of package or installation containing fluids, characterized in that its shape consist...  
WO/1985/001786
The valve comprises a flexible membrane (3) forming a tight wall between a controlled chamber (8) and the inside of a conduit (1). According to the invention the conduit (1) is provided with a side opening (2) having a contour of which t...  
WO/1984/002965
Nozzle closing device comprised of a main duct (2) traversed perpendicularly by a flexible pipe (6) which may be inflated with compressed air to obturate the pulverization liquid passageway. The device may be comprised of two generally o...  
WO/1984/002564
A slide clamp (10) for flexible medical tubing (14) that includes a slot (18) having receiving (20) and crimping portions (22). A stabilizer (24) projects into the receiving portion (20) so that the slide clamp (10) may be kept at any se...  
WO/1983/002987
A valve comprises rolling diaphragm (7) supported at its outer periphery by an annular support member (8) within which the diaphragm rolls in response to inlet pressure so as to uncover an outlet opening (20) in the support member, there...  
WO/1982/004471
A tidal outfall valve comprises a chamber having an inlet (6) and an oulet (8). One wall of the chamber comprises a diaphragm (10) which can move into contact with a seat (9) to isolate the outlet from the inlet. A weight (18) provided o...  
WO/1982/001924
Valves (1) including an apertured body (2) allowing the passage of fluid may be sealed by a resilient closure (8) actuated by actuating means (28) so as to roll a portion of the closure (8) over the aperture (7).  
WO/1982/001384
Radiant energy (7) is used in conjunction with a boron phosphide semiconducting electrode (2) to at least partially power an electrolytic cell (1) in the generation of hydrogen (8), utilizing a bromide, preferably hydrogen bromide, as th...  
WO/1981/002770
Heretofore, prior tubing clamps have failed to overcome flow rate fluctuations attributed to cold flow and/or external stretching forces causing them to be unsatisfactorily unreliably for failing to maintain a prescribed flow rate. This ...  
WO/1981/002096
The discharge valve comprises a casing communicating with a cuff to be placed around the arm and with the manometer (1), casing which, in its portion intended to form the seat (25) of the air outlet, is covered with a washer (2) of elast...  
WO/1981/001600
A two piece roller clamp for regulating the fluid flow rate through plastic tubing (16) by defining the size of the tubing lumen. A recurring problem in the prior art is that of the tendency of the tubing wall to cold flow when compresse...  
WO/1981/001105
A frangible or breakaway valve for use in a flexible tube. The valve comprises two parts: a tubular portion (24) with a closed end (26) and an elongated, generally rigid handle (28) breakably attached to the closed end. The elongated han...  
WO/1981/000608
Tap for use with bag-in-the-box liquid containers. The tap has a neck member (18) with a passageway (26) through the neck member. The passageway is closed at its outer end by a manipulable valve assembly (28). The neck member (18) has a ...  
WO/1979/000694
Method and apparatus are disclosed for controlling the relative humidity of a soil environment at a pre-set value using an enclosed volume (106) of a water-soluble or water-swellable material (114), said enclosed volume separated from th...  
JP2013256959
To provide a valve structure of a constant pressure valve for a fluid supply system where a diaphragm is not damaged regardless of the pressure fluctuation of a secondary side.A valve structure of a constant pressure valve 100 is dispose...  
JP2013249867
To provide a diaphragm that hardly causes the lowering of seal performance and cracks associated with repeated lifting while having a single layer structure comprising only a rubber material, and is economical and has superior durability...  
JP2013249868
To provide a diaphragm that can suppress the generation of cracks resulting from the elevation of the diaphragm with the opening/closing of a flow passage of a diaphragm valve and is excellent in durability, and the diaphragm valve havin...  
JP2013249872
To provide a diaphragm valve that can solve a problem of a disc-shaped diaphragm, that is, a problem that a deformation amount is large and dust is liable to be generated, a problem that a change of a capacity of a fluid passage associat...  
JP2013245771
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...  
JP2013231482
To provide a three-port valve that can be more accurately controlled using a simple structure.A three-port valve includes a first elastic tube in which a liquid circulates, a first port which is a provision and discharge opening in the f...  
JP2013228950
To provide a variable orifice pressure-controlled flow rate controller capable of instantly switching flow rate control ranges by changing orifice aperture of a variable orifice and significantly reducing time required for a controlled f...  
JP2013224748
To provide a valve which can control discharge of particles.A valve includes: a first flow channel 520 which connects an inflow port 515 and an exhaust port 516; a second flow channel 519 which is connected to the first flow channel 520 ...  
JP2013217348
To provide a fuel vapor treating apparatus capable of improving both the ease of refueling and the sealing capability of a diaphragm valve.A fuel vapor treating apparatus 16 includes a canister 18 capable of adsorbing and desorbing fuel ...  
JP2013213527
To provide a control valve capable of effectively preventing a valve function from being deteriorated due to frozen moisture adhered to a valve body and a valve port formed on a valve seat, capable of promptly warming the valve seat of t...  
JP2013213526
To flow fluid of a large flow rate by increasing an area of a filter irrespective of an opening area at an end of a valve.Filter structure for a valve includes a base body 10 inside which a branched fluid pressure passage 9e where brake ...  
JP2013210010
To provide a compact and inexpensive ink jet recording device that uses reduced number of solenoid valves, saves space for the device, and to provide an inexpensively manufacturable solenoid valve.The solenoid valve has: a first end port...  
JP2013210020
To provide a proportional valve capable of eliminating a risk of deformation of a portion around an opening of a diaphragm caused by dragging in a bonded state when a boss part is inserted into the opening because the diameter of the ope...  
JP2013210095
To provide a control valve intended to improve controllability and to reduce a dead volume, in a flow control valve used in a process of manufacturing a semiconductor the like.In an apparatus for controlling a liquid flow, controlled flu...  
JP2013204614
To solve the problem that in a conventional air bypass valve, a deflection direction of a deflection deformation part of a diaphragm may be reversed and a repetitive reversal phenomenon of the deflection deformation part causes a cracks ...  
JP2013204725
To provide a diaphragm valve element of flow control valve capable of solving the problem that flow control becomes unstable because of a diaphragm membrane valve seat part separated from a retainer and vibrates, thereby ensuring stable ...  
JP2013199975
To provide: a piston-type working fluid pressure actuator for which an attempt can be made to share constituent parts when using the actuator as either a reverse-action or forward-action piston-type working fluid pressure actuator, and a...  
JP2013193206
To provide an object-sensing valve that is formed so as to be integrated with a suction duct (3) of a vacuum gripper.An object-sensing valve comprises a flexible and elastic tongue (10) one end (11) of which is anchored by a side of a su...  
JP2013185661
To provide a toggle valve which can exhibit an excellent visibility of valve opening/closing condition, a swift performance at operation time, uniformity of seal bearing pressure in valve closing condition, can adjust a valve opening rat...  
JP2013169374
To provide a liquid feeding system in which all the flow passages in contact with liquid can be filled with a sterilizing gas, and which can reliably discharge the sterilizing gas to the outside of the liquid feeding system.A liquid feed...  
JP2013169373
To provide a valve in which all the flow passages in contact with liquid can be filled with a sterilizing gas, and which can reliably discharge the sterilizing gas to the outside of a liquid feeding system, and also to provide the liquid...  
JP2013170653
To reduce leakage due to deformation of a pipe of a master nozzle.Two flanges (21, 22) are attached to both ends of a cylindrical body (20) respectively holding two columnar cores (23, 24) therebetween, a pipe (12) is inserted to an inse...  
JP2013167260
To make fluid flow at a stable flow volume always irrespective of a state of a pipe body even if used for long years, in a pinch valve.In a pinch valve 10, a supply port 26 to which a negative pressure fluid is supplied is formed at the ...  
JP2013155755
To provide a flow control device capable of accurately controlling a flow in a wide temperature range, by using a resin housing excellent in chemical resistance.A flow control device includes: a resin housing 10b; a diaphragm 35 supporte...  

Matches 651 - 700 out of 2,388