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JP2012193776A |
To provide a disc-type steam trap which does not generate eccentric wear at a valve disc and is long in life.A pressure-changing chamber 3 is formed in a body 1 having an inlet 4 and an outlet 5 by making a lid body 2 firmly adhere to th...
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JP5044725B1 |
{Technical Problem} To provide a gate valve that can control the amount of squeeze of sealing material according to each of situations, that is, under the in-manufacturing or during vacuum-maintaining state; thereby, the invented gate va...
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JP4952795B2 |
A channel switching valve is disclosed. The channel switching valve has a stator and a body section each having a connecting surface. The stator and the body section are removably fixed to each other by bolts at their connecting surfaces...
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JP4918708B2 |
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JP4884986B2 |
A multi valve two-stage pulse tube type GM refrigerator having a rotary valve that comprises one track for flow to the regenerator and two tracks for flow to the pulse tubes where the valve has two high pressure ports to the pulse tubes ...
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JP4880599B2 |
A flow control valve includes a valve body defining fluid inlet and outlet sections interconnected by a connecting port. A valve unit is disposed in the valve body and is operably connected to an actuator to be moved thereby for opening ...
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JP4813057B2 |
A surge prevention valve may be used to prevent the formation of an initial surge of high pressure. The valve may be located, for example, between a high pressure gas cylinder and a medical pressure regulator. The valve is provided with ...
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JP2011220485A |
To provide a metal seal material without influencing an environment by generation of discharging gas, exhibiting stable sealability, by holding uniform contact bearing pressure, even if partial loading of a mating surface is caused, by a...
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JP4801375B2 |
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JP4790374B2 |
To provide a compact and inexpensive vacuum valve having a longer life. The vacuum valve 1 comprises a cylinder part 12, a first port 32 provided in a valve body 31, a second port 33, a valve seat part 34, and a valve element 24 having a...
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JP2011517755T |
A gate valve has a gate which can move inside a valve body between an open position and closed positions, and the wall in which a gate specifies an equalizer port between the outside and a sealing surface of the side opposite to mutually...
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JP4693788B2 |
A device for regulating flow comprises a main valve operating under differential pressure wherein the main valve has a main flow inlet and a main flow outlet. The main flow inlet is equipped with a valve seat over which a main shutter is...
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JP4688404B2 |
A fluid control valve includes a valve body having a fluid passageway, a cage mounted in the fluid passageway and a valve plug assembly including a valve plug. The cage has a cage bore and defines one or more windows, a valve seat locate...
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JP4654747B2 |
A check valve (fluid on-off valve device) 1A, capable of attaining high sealability in either case where a differential pressure is high or low, comprises a valve body assembly (valve body) 3A contacting and separating from a valve seat ...
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JP3163945U |
To provide a ball valve capable of remarkably reducing the torque of valve operation, expanding the range of valve diameter under the same level of pressure, and controlling the passage of medium pressure fluid or high pressure fluid. A ...
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JP4530644B2 |
In order to obtain a solenoid valve device installed in a gas tank that is small in size and easy to attach to a gas tank, a valve body (8) including a flow passage (a) formed therein to communicate the inside and the outside of a gas ta...
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JP4527410B2 |
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JP4485781B2 |
A valve assembly (10) is disclosed that provides for complete or partial fluid pressure balancing across the valve, and can be used for reducing valve actuation forces in order to employ electric actuation. The valve assembly (10) includ...
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JP2010112704A |
To provide a valve and a valve system ensuring appropriate sealability to reduce or eliminate wear in a regenerative thermal oxidizer for treating a volatile organic compound in a high-flow-rate and low-concentration emission matter from...
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JP4454592B2 |
The disclosed valve provides a seal (63) between the valve plug (49) and the valve body to substantially prevent leakage therebetween when the valve is in its closed position. The seal can be arranged for minimizing the net forces acting...
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JP4415169B2 |
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JP4413504B2 |
An image processing apparatus is provided for reducing noise from an original image consisting of digital image data. The apparatus has an information calculator, smoothed image producer, weighting-factor calculator, and weighting adder....
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JP4255615B2 |
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...
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JP4226662B2 |
The invention relates to an electrovalve with two hydraulic connections (3, 4), a coil (5) and a guided core (8) in a cylinder (7) of the coil body (6). When the core (8) is moved by magnetizing the coil (5), the electrovalve (1) is open...
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JP4195440B2 |
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JP4176839B2 |
Valve cartridge (10) includes a housing (32) having inlet member (54), outlet member (52) and screw thread (34). Cavity (36) extends axially through housing (32) within which is a piston (38) which moves axially against piston seal (44) ...
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JP4158952B2 |
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 ...
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JP4151907B2 |
To make efficient use of a water source in the electric power generation utilizing tidal level difference. A tank (1) for electric power generation is installed at a position where there is a water level difference in the water source an...
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JP4112720B2 |
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JP4109921B2 |
A timing lock device for a faucet includes a valve seat, a top cover, a locking washer, a relief rod, a locking valve shaft, and a compression spring. In use, the relief rod may be used to release the water pressure in the pressure stora...
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JP4113003B2 |
A flow control device includes an opening part through which an upstream side of a fluid flow passage is in communication with a downstream side of the fluid flow passage. A valve element closes the opening part and includes a large flow...
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JP4089588B2 |
Disclosed is a solenoid-operated valve which hardly brings a plunger into a lock and is capable of improving its responsively. In the solenoid-operated valve, the plunger (16) slidably guided in an inner bore (11a) formed in a yoke (12) ...
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JP4080062B2 |
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JP2007292252A |
To provide a valve device capable of easily coping with miniaturization, allowing easy installation of a seal member in a storing recessed part without impairing the service life of a valve member, capable of surely preventing separation...
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JP2007527985A |
An improved method of reducing wear dust and torque required to turn a multi-port rotary disc valve utilizes a thrust bearing to hold the valve seat and/or valve disc such that they are not in contact with each other, or have light conta...
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JP2007225006A |
To provide a valve unit control method capable of separating a valve member from a valve seat with smaller driving torque when opening a valve while avoiding the valve member from being excessively compressed against the valve seat when ...
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JP3972340B2 |
A flow rate control valve comprises a rotary driving source which is rotated by a control signal, a movable member which is displaceable by the aid of a transmitting shaft under a rotary action of the rotary driving source, a valve mecha...
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JP3947817B2 |
To provide an inexpensive motor-driven four-way valve by which abrasion of a valve seat or the like can be reduced and a load of an electric motor device can be reduced and sealing performance can be improved by strongly pressing a valve...
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JP2007510870A |
An essentially fully balanced plug valve is presented in which the flow control contour is interior to the moving member. The sealing edge of the moving member is at the exterior surface relative to the interior contour. This sealing edg...
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JP3890561B2 |
To obtain a 2-port vacuum valve having improved functionality that can freely adjust a valve opening according to usage conditions or the like. First and second pistons 15 and 32 are accommodated in a piston chamber 2a in a cylinder 2. T...
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JP3839908B2 |
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...
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JP3803729B2 |
PURPOSE: To provide a valve which is remarkably less in leakage when closed, less in unbalanced force acting on the valve, and capable of being operated even at high temperatures. CONSTITUTION: A valve comprises a valve body 41, a valve ...
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JP3796006B2 |
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...
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JP2006132743A |
To provide smooth water cut-off performance without causing reduction of a communication area.In the metal seat butterfly valve V, a thin elastic metal made cylindrical valve body seat 6 is provided in an inner face of a valve body 1, an...
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JP3746839B2 |
To shorten defrosting time and to improve operation efficiency by a method wherein a flow passage is switched after the pressures of refrigerants in a low pressure output port, a high pressure input port, a through-hole communicating wit...
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JP3746838B2 |
To enable operation in a higher differential pressure, and prevent raising of a manufacturing cost in association with enlarging a rotor, a solenoid coil, and the like. A four-way valve consists of a valve main body 2, a main valve seat ...
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JP2005537456A |
Valve and valve lift system suitable for use in a regenerative thermal oxidizer, and oxidizer including the switching valve. The valve of the present invention exhibits excellent sealing characteristics and minimizes wear. In a preferred...
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JP2005282754A |
To provide a solenoid valve with a valve portion having a land diameter increased for allowing the supply of a large flow of oil while preventing an electromagnetic drive part from being locked due to the biting of foreign matters.A spoo...
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JP2005256853A |
To provide a change-over valve for sending cooling medium to be introduced into an indoor heat exchanger in the same direction in either case of a heating/dehumidifying operation mode and a cooling/dehumidifying operation mode, in which ...
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JP3655715B2 |
To wash a slide valve without removing it perfectly, by making each opening of plural recessed provided to a seal ring, in a keyhole form of opening end, and making the head of a bolt in the hole of the circular surface of a housing, exp...
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