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JP2655576B2 |
A valve comprising: a valve casing has first and second opposite valve seats (25, 26) respectively associated with first and second openings (25a, 26a); a valve body or shutter (18) mounted movably within the valve casing, the valve body...
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JP2655769B2 |
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JPH09242889A |
To reduce the remaining force on a sheet surface by forming the groove of a valve plate in a non-restricted flat form, a hard alloy of one layer and one pass type is layed and raised on a part of the groove on which it is layed with the ...
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JP2648356B2 |
PCT No. PCT/US88/01808 Sec. 371 Date Jan. 27, 1989 Sec. 102(e) Date Jan. 27, 1989 PCT Filed May 27, 1988.A cartridge for faucets having some parts which are assembled in the cartridge to function as a guide, an element of support for a m...
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JPH09217852A |
To remove dust effectively by blowing fresh air from a dust collecting nozzle when a temperature detected value exceeds a set value after a specified time has been passed after a damper used for a pipe duct for feeding waste heat gas exh...
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JP2637296B2 |
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JP2637039B2 |
PURPOSE: To prevent grain boundary corrosion and stress corrosion cracking of a base material on a valve seat adjacent part by welding a specified composi tion alloy on a valve seat base material along upper and lower two layer, in a val...
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JPH09203468A |
To prevent the temperature of the inside of a seal air filling type damper provided in a pipe line duct for conveying heated gas, by feeding seal air in the damper at every nook and corner when the damper is closed. In a seal air filling...
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JPH09184402A |
To considerably reduce a temperature difference and a pressure difference to be absorbed in a valve housing by providing such a state that a valve casing part for holding flowing-in steam being surrounded by steam to be filled in a space...
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JPH09166267A |
To sufficiently display seal performance and attain red water preventing performance, by using a special synthetic resin-made ring, preventing twisting and breaking even when this ring is twisted in after biting in a clearance between an...
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JP2616873B2 |
PURPOSE: To facilitate manufacture of a faucet and to improve heat insulating ability by a method wherein the inlet and the outlet of an internal member are communicated with a gap and a layer formed of resin is formed at least at a part...
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JPH09142814A |
To enable milling of a liquid suspension of silicon nitride without using a milling medium by subjecting the liquid suspension to self milling. Silicon nitride is supplied through a feed screw 3 to a blender 2. A low temperature substanc...
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JPH09144923A |
To attach a branch metal fitting without requiring on the length change of a low tank water supply pipe and without cutting the lower end of the water supply pipe by using a pipe cutter when the branch metal fitting is connected between ...
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JP2535383Y2 |
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JPH09126350A |
To aim at improvement of removing temp. change around control temp. for fluid by maintaining the quantity of leakage flow passing through a valve after the valve is first opened by a first thermal expandable element. When the temp. of fl...
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JPH09126337A |
To prevent an excessive load from being applied on a valve element and a valve sat by the differential thermal expansion of a valve box and a valve rod, and prevent generation of leakage of the valve seat even when thermal expansion of t...
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JPH09126338A |
To reduce speed of a valve body accurately immediately before a valve seat and the valve body come into contact each other when a valve is closed by providing a fitting section which has a minute clearance at two sections on the upstream...
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JPH09119537A |
To improve a function of separation or the like between a valve unit and a valve seat of a vacuum valve set up in a fluid pipe line. A circulating valve device has a vacuum valve 10 provided in an upstream branch path part 18 in the vici...
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JP2534527Y2 |
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JP2604421B2 |
A shut-off valve for liquids and other substances to be attached to the outlet flange of a container, with a cylindrical valve body (2) which extends through the valve housing inclined at an acute angle to the vertical and whose cylindri...
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JPH0960750A |
To secure a high sealing property and suppress a flow disturbance in a valve on/off-controlling the flow of a liquid or a gas, e.g. a steam head valve for a suit blower. A circular groove 6 is provided in the fluid upstream of a valve el...
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JPH0953740A |
To enable flow rate control with fine opening for expanding the use only by working simply a valve body. This controlling valve has a valve body 4 having a through hole 5 with circular cross section incorporated in a valve box 1 having a...
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JPH0942483A |
To obtain a disc valve which has sufficient adhesive property to a sliding surface between a ceramic valve body and a valve seat for preventing leakage of water or liquid, is smoothly operated with a proper frictional coefficient, keeps ...
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JPH0942479A |
To obtain a disc valve which has sufficient adhesive property to a sliding surface between a ceramic valve body and a valve seat for preventing leakage of water or liquid, is smoothly operated with a proper frictional coefficient, keeps,...
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JP2579832B2 |
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JP2524546Y2 |
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JPH0921467A |
To provide a valve which eliminates crack from developing in welding, substantially emits no cobalt particles nor cobalt ion, and is superior in seizure resistance. At least, a valve seat 1 of a valve casing 4 or a valve body 6 has such ...
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JP2570840B2 |
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JP2568712B2 |
A pair of seal members of hard material such as a pair of small plates which control the fluid flow through a faucet. The first seal member is made of silicon carbide, preferably formed by a process of siliconizing a carbonaceous semi-fi...
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JPH08338550A |
PURPOSE: To provide a valve device in which breakage of a ceramic part can be prevented in the case where the valve device is constructed by connecting the ceramic part to a metallic part. CONSTITUTION: A ceramic part 10 and a metallic p...
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JPH08334280A |
PURPOSE: To prevent a metal powder etc. from mixing into a refrigerant by constituting the valve mouth of a valve of a metal material, of which the Vickers hardness is specified. CONSTITUTION: An expansion valve is constituted by combini...
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JP2515530Y2 |
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JPH08277160A |
To obtain an alumina-based ceramic composition having an adequate sintering temperature which itself can tolerably grind and polish and have a small specific friction coefficient without lubricant when sintered. This ceramic composition ...
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JPH08247318A |
PURPOSE: To provide a valve member for a water plug whose friction force is hardly changed even if a sliding contact pressure is high and water temperature is high, in the sliding part of a hot water and water mixing plug. CONSTITUTION: ...
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JP2509790Y2 |
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JP2528357B2 |
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JPH08210518A |
PURPOSE: To provide a valve device in which generation of excessive stress causing plastic deformation and fatigue damage followed by leakage is prevented when a valve is suddenly closed and a valve seat and a valve chest are inclined sl...
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JPH08193665A |
To miniaturize a valve main body and raise the airtightness by a few treating process by welding a valve seat into a casting serving as the blank without previous residual removal treatment of the casing surface and then finish-treating ...
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JPH08189574A |
PURPOSE: To provide a valve having a valve seat which is stable even in a system using fluid such as N2O degrading and swelling a valve seat material and a system using the valve by heating it. CONSTITUTION: A valve is composed of a valv...
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JPH08128536A |
PURPOSE: To provide a butterfly valve whose valve body can be produced at a low cost and also who has a long life and is excellent in anti-corrosion and corrosion-proof. CONSTITUTION: A valve body 3, the most of which is a cheap cast iro...
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JPH0842719A |
PURPOSE: To adapt sliding valves even to hot gas of or over a specific temperature by connecting an apertured disk to a shutoff disk mechanically and coolant- fluidly via a cross-linking element placed between a metallic rim encircling t...
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JPH083781Y2 |
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JPH0814430A |
PURPOSE: To provide an anti-corrosive valve made of resin equipped with such excellent anti-corrosiveness as not generating red water etc., and also with a high strength not causing breakage of the socket part. CONSTITUTION: An anti-corr...
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JPH084928A |
PURPOSE: To prevent the occurrence of the dissimilar metal contact corrosion between a threaded cylinder and a piping member by forming the threaded cylinder out of the same metallic material as the piping member, and insulating a valve ...
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JPH084930A |
PURPOSE: To provide a valve capable of completely preventing the dissimilar metal contact corrosion even when the dissimilar metallic piping is connected, simple in the manufacturing process, and capable of reducing the manufacturing cos...
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JPH07332522A |
PURPOSE: To prevent the locally high temperature heating an outer cylinder part from occurrence by stopping an outer flange of an inner cylinder part peripheral surface to an inner flange of an outer cylinder part internal peripheral sur...
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JPH07332523A |
PURPOSE: To prevent the locally high temperature heating an outer cylinder part from occurrence and impede thermally expanding and contracting this outer cylinder part. CONSTITUTION: In a high temperature use butterfly valve having an in...
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JPH07317910A |
PURPOSE: To provide a seal for high temperature environment suitable for a plug or shaft assembly on which pressure is balanced. CONSTITUTION: A sealing element 1 to be secured in a valve housing 2 is furnished, and the sealing element 1...
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JPH07310854A |
PURPOSE: To prevent damage by cavitation and provide certain work by arranging control elements on the inside of a bore by making 4 their respective axes align with each other and arranging a means to balance force working on the control...
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JPH07293712A |
PURPOSE: To provide a valve of simple structure capable of adjusting the very small flow rate. CONSTITUTION: The butterfly valve structure is employed, and an elliptical valve plate 43 is turned inside a rubber sleeve 41. A pair of gate ...
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