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JP3688831B2 |
To facilitate the stable detainment of a load, secure high responsiveness and noiseless operation in a load device using a boosting mechanism, and also miniaturize and lighten the whole device. This load device boosts and displaces the l...
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JP3678507B2 |
To use even for a tool requiring a large amount of operating oil for a pre-load, by selectively connecting, an auxiliary oil supply passage to the front stage return oil passage of a low pressure relief valve, the rear stage return oil p...
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JP3675978B2 |
To effectively heat and vaporize a liquid phase medium in a hydraulic source device for a vehicle which makes a gap between an outer shell and an inner shell a heating room for flowing coolant for cooling a power source mounted on the ve...
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JP2005177753A |
To make a pressure exchanger system having at least two tubular chambers and one driven switching valve equipped with a switching member which is rotated or is linearly driven have high operational reliability for a long time and capable...
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JP3666529B2 |
To miniaturize an axial dimension in a booster. This booster amplifies operating physical force by a pressure receiving area ratio, and is equipped with a cylindrical cylinder case 1 having a single diametral cylinder chamber (a) in its ...
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JP3640447B2 |
To provide a fluid intensifer with a simple design that can use a piston and a three-way control valve with different are as of facing surfaces. This fluid intensifier 10 includes an unequal-area pump piston 11 and a drive piston 14. A l...
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JP3629682B2 |
To solve the problems of the presence of the risk for increasing the pressure of inflammable gas and a large-sized device at a high cost, for assuring safety for increasing the pressure. A gas with increased pressure is obtained by sucti...
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JP3628365B2 |
PURPOSE: To provide a pressure control method for a super high pressure producing device using anvil by which a decompression control can be carried out favorably. CONSTITUTION: A super high pressure producing part 1 and a secondary side...
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JP2005009504A |
To provide a gas energy conversion device capable of efficiently converting the energy of exhaust gas to the other medium.A high-pressure exhaust gas is led into the pneumatic chamber 13 of a pneumatic cylinder part 10. The first to sixt...
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JP3601701B2 |
PURPOSE: To reduce the costs of the assembled components of a pressure adjusting unit, and to efficiently perform the assembling work, and to make the pressure adjusting unit compact under a new idea, and to make a table cooker compact a...
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JP2004347029A |
To provide a booster capable of preventing fluid from leaking out of a pressurizing chamber and installable and removable frequently.A pressurizing chamber 2 and a drive chamber 3 larger in cross section than the pressurizing chamber 2 a...
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JP3595985B2 |
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JP2004534925A |
The present invention relates to a hydraulic pressurization system, in particular for application to pressurization devices operating in accordance with the high hydrostatic pressure principle. In particular, the present invention provid...
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JP2004261867A |
To provide a rivet caulking device using assistance of gas pressure/fluid pressure to caulk a blind rivet.The rivet caulking device has a pulling-in head which is driven by the fluid pressure for engaging with the mandrel of the rivet an...
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JP3568930B2 |
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JP3568883B2 |
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JP2004251380A |
To provide a booster capable of being well driven while simplifying its construction.The booster 1 comprises a booster pump 2 and a control device 3. A driving fluid supply means 6 for the control device 3 supplies driving fluid to the b...
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JP2004225760A |
To provide a linear cylinder device capable of reducing axial direction space, dispensing with a hydraulic pump, and easily controlling rod speed and pressure.This linear cylinder device 10 is provided with a first cylinder 16a provide w...
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JP2004183880A |
To feed high-pressure oil of 70 mega Pascal to a load, by assembling a cylinder device having a pressure boosting mechanism with a pressure relief mechanism in a low-pressure hydraulic pump.When low-pressure oil is fed to a load through ...
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JP3101261U |
A piston rod and a piston rear seat are housed in a storage chamber of an outer cylinder body so as to be movable in the axial direction. A piston and a pressure-increasing piston rod are housed inside the piston rod, and a piston rear s...
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JP2004516432A |
A hydraulic pressure transformer has a port block which is attached to an end cap. The end cap includes a plurality of ports opening at an end face and at least one actuation port opening at or near a peripheral surface. A barrel which i...
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JP2004150566A |
To provide a gas booster placed on a gas supply passage to boost low-pressure gas efficiently and stably.The gas booster has pistons 14, 15 placed at both ends of a shaft 11, cylinders 12, 13 where the pistons reciprocate, and an inlet p...
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JP2004510917A |
A valve for controlling fluids is provided, having a valve member (3) axially movable in a valve body (5), having a hydraulic chamber (12) acting as a hydraulic booster, and having a filling device (15) to compensate for leakage losses, ...
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JP3508125B2 |
To downsize a device by mounting a hydraulic cylinder in an air cylinder, sharing a piston rod between the hydraulic cylinder and the air cylinder, and utilizing a space of a piston rod side of the air cylinder as a tank for a hydraulic ...
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JP2004068663A |
To provide a pressure generating device for reducing the changing frequency of a seal.The pressure generating device increases hydraulic pressure in a hydraulic pressure chamber 4 in a cylinder 1 with a rod 2 slid and pushed into the cyl...
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JP2004068833A |
To make the pulsation of the secondary pressure generated by a hydraulic booster (a booster) to the minimum.The low pulsation hydraulic booster is provided with a plurality of plunger cylinders 2 having plungers 2a, and at the same time,...
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JP2004505796A |
A drive mechanism for an injection molding machine has an output element that is moveable in a straight line and an electric motor drive unit having an electric motor and a piston-cylinder unit which has a first piston-cylinder unit in t...
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JP2004053018A |
To provide a control method for generating pressure using a booster, especially a control method for inspecting compressive strength of a pipe and allowing a simple and inexpensive constitution and long service life.One operation system ...
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JP2004500502A |
A pressure exchanger for transferring pressure energy from one third flow to a second where two end covers (13, 14), a rotor (11) and a rotor liner (12) are mounted together via a centre bolt (10) in a pressure housing (1) in order to re...
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JP3478085B2 |
To provide a power generating machine for a hydraulic system, which is capable of being miniaturized and becoming lighter and easy to carry. An air cylinder 2 and a hydraulic pump 3 are arranged in series, and an inner housing 8 and a mi...
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JP3478087B2 |
To provide a power generating machine for a hydraulic system with miniaturized and reduced weight construction and improved durability. A hydraulic pump 3 and an air cylinder 2 are arranged in series, a piston 4 is inserted into the cyli...
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JP3478086B2 |
To provide a power generating machine for a hydraulic system capable of damping the operating sound of a piston. Suction and discharge of a hydraulic pump 3 is performed by the reciprocating motion of a piston 4, and a supply chamber 27 ...
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JP3474840B2 |
To prevent a core from being pushed back by pressurized hydraulic fluid from a high load accompanying casting pressure of molten metal during casting and pressurizing in a core driving cylinder of a die casting machine. A boosting cylind...
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JP3475335B2 |
PURPOSE: To apply no impact force to a contact of a microswitch in the ON/ OFF operation of the microswitch to prevent early fault of the microswitch. CONSTITUTION: When pressure in a primary hydraulic circuit 3 exceeds a set value, a re...
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JP2003536033A |
The present invention relates to a valve for controlling fluids, which has a piezoelectric actuator that is disposed in an actuator bore. A hydraulic booster and a bellows are also provided. The bellows is embodied such that it can absor...
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JP3467738B2 |
To provide an air booster that is simpler in construction and assembly than ones known and is thus inexpensive to manufacture and easy to maintain. When the air that a left air supply passage 60a leads into a left booster chamber 54a is ...
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JP3460083B2 |
To provide a booster having a means that returns a pressurized medium from a pressurizing point to the booster side, in order to reduce the pressure of the pressurizing point or keep it a constant pressure. This booster 1 is a double-act...
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JP3451542B2 |
To increase a return travel speed of a pressure booster rod while supplying oil, to eliminate ineffective strokes, to reduce wears, damages or the like in a packing and simultaneously to unnecessitate a precision process to machine the e...
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JP2003214401A |
To provide a pressure regulator capable of setting arbitrary pressure in all pressure regions from a high pressure region to a normal pressure region and sufficiently increasing compressed air flow rate in the normal pressure region, and...
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JP2003519340A |
A pressure booster comprising a housing (11) with a low-pressure fluid inlet (14), a high-pressure fluid outlet (15), and an inlet (16) and an outlet (17) for compressed air. In the housing (11) there is provided a main piston (22) with ...
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JP2003517540A |
The invention relates to an automatic transmission for a motor vehicle, especially a continuously variable transmission. The transmission has a variator, a primary disk set (12) and a secondary disk set (10) having a pushing linked band,...
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JP2003144856A |
To effectively use brine pressure without causing the failure, vibration, noise, and impact pressure of parts.An apparatus to feed raw water to a reverse osmotic membrane apparatus 1 comprises a piston 21, a supply valve 22 of brine, an ...
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JP3408233B2 |
To provide a pressing mechanism which reduces nonuniformity on the occasion of pressing an object, prevents pollution due to a hydraulic fluid and also enables attainment of miniaturization. The pressing mechanism is equipped with a hydr...
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JP3400557B2 |
PURPOSE: To provide a valve drive device which is constituted to be formed in a compact manner in such a way that a booster is located in a gas tank sealed with compression gas, such as incombustible gas, and eliminate a fear of fluid le...
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JP3395122B2 |
To deliver high-pressure fluid at an arbitrary pressure value without being influenced by a load state, suppress noise caused by surging, and improve durability. In this device, high-pressure plungers 51, 52 are driven by a driving pisto...
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JP2003054836A |
To provide a pressure intensifying apparatus for compressed fluid which is relatively small in size, inexpensive and energy-saving. The intensifying apparatus is provided with a pressure intensifying cylinder 17 wherein a cylinder 18 is ...
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JP2003056503A |
To provide a small booster cylinder capable of passing an operation axis tool for liquid flow or through a through-hole that passes through a piston rod. The booster cylinder comprises a primary-side piston 3a moved by a hydraulic liquid...
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JP2003053288A |
To provide a thin tube maintenance and inspection apparatus which can improve working efficiency, can decrease the fatigue of a worker, can improve the work environment, has both a thin tube clamping function and a sealing function, and ...
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JP3374346B2 |
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JP3370939B2 |
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