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JPH0510303A |
PURPOSE: To control the movement of a large piston, a powered pushing rod of a piston set and a magnetic permeable metal sheet, to obtain a reciprocating mechanism and an intensified pushing process, and to reduce noise by means of the m...
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JPH04258501A |
PURPOSE: To obtain a large displacement output at a second piston in a piezoelectric actuator which transmits displacement of a laminated piezoelectric body from a first piston to the second piston. CONSTITUTION: A first to a fourth pist...
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JPH0435780Y2 |
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JPH04175501A |
PURPOSE: To prevent upsizing and complicate construction of an actuator by dividing a volume chamber which is connected to a detached pressure chamber of the actuator into unit volume chambers by a shifting volume-variable means, and cha...
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JPH0419201Y2 |
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JPH0419210Y2 |
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JPH0418936Y2 |
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JPH04125302A |
PURPOSE: To simplity a process and improve accuracy of an actuator by arranging an O ring under initial compression-load applied between the end face of a driving piston and the inside end face of the body so as to tightly seal a space b...
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JPH04125301A |
PURPOSE: To prevent invasion of water from the outside on a slinding face and prevent rust on the sliding face so as to improve, reliability of accuracy of an actuator by providing a sealing means between the part which projects to the o...
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JPH0418324Y2 |
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JPH0418325Y2 |
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JPH0418326Y2 |
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JPH0418327Y2 |
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JPH049447Y2 |
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JPH0373432B2 |
An improved manipulator for manipulating a glass electrode or the like is disclosed. The manipulator includes a driving section and an actuating section with the glass electrode mounted thereon both of which are in operative association ...
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JPH0366998B2 |
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JPH0398304U |
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JPH03223502A |
PURPOSE: To obtain a cheap and accurate micro-positioning device by introducing working fluid pressurized with the piston of a cylinder part driven by a feed screw and a motor through a spring, into the fluid chamber of a cylindrical mem...
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JPH03504223A |
PCT No. PCT/GB89/00474 Sec. 371 Date Oct. 31, 1990 Sec. 102(e) Date Oct. 31, 1990 PCT Filed May 4, 1989 PCT Pub. No. WO89/11040 PCT Pub. Date Nov. 16, 1989.The actuator comprises a clutch pedal lever (12) which is pivotally connected to ...
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JPH0357324B2 |
PCT No. PCT/FR83/00070 Sec. 371 Date Dec. 13, 1983 Sec. 102(e) Date Dec. 13, 1983 PCT Filed Apr. 18, 1983 PCT Pub. No. WO83/03643 PCT Pub. Date Oct. 27, 1983.(a) Hydraulic servo motor comprising a jack (1, 14) intended to be connected by...
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JPH0366592U |
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JPH03149401A |
PURPOSE: To carry out an ultra low speed movement of a cylinder by filling electrolytic solution in a gas producing chamber which is provided adjacently to an oil chamber while being capable of swelling up, immersing a positive and a neg...
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JPH03139464A |
PURPOSE: To simplify a controller assembly and suppress the occurrence of noise by forming an outer region of a second sealing seat into a taper shape in the direction of a poppet valve member and extending it onto a passage and an air g...
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JPH03129102A |
PURPOSE: To improve accuracy and reliability or an actuator by compensating a displacement error of an output plunger due to load through providing a circuit which senses displacement of the output plunger of the actuator, and also by de...
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JPH0333922B2 |
A hydraulic drive system to actuate the piston of a cylinder unit comprises a first hydrostatic machine having variable displacement, a second hydrostatic machine mechanically coupled to said first machine and operating as a signal gener...
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JPH0379801A |
PURPOSE: To position a spool and so forth correctly without any effect by a secular change by installing a cylinder mechanism provided with a piston rod expandable according to the volume change in a container, the volume modification me...
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JPH0374602A |
PURPOSE: To eliminate the deformation of a diaphragm and transfer the displacement of a driving piston to an output piston by providing the plate-shaped circular diaphragm liquid-tightly fitted to a body on the outer periphery and liquid...
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JPH0374603A |
PURPOSE: To prevent the occurrence of a discharge between electrode layers and connecting members by forming a pair of electrode layers on both sides of piezoelectric elements, and applying the voltage so that polarities of electrode lay...
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JPH039719B2 |
A speed controlling arrangement for an electric motor is provided with a pneumatic foot controller which includes a bulb that is opened to the atmosphere between operative periods to equalize pressure in both the bulb and a transducer, b...
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JPH038508B2 |
An improved system for finely and precisely controlling the operational position of a glass electrode, micropipette, micro surgical knife or the like with the aid of hydraulic remote control devices including hydraulic hoses is disclosed...
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JPH037134A |
PURPOSE: To enable an accurate operation in remote place by feeding liquid to a liquid motional muscle means from a liquid pumping means under control of a control means, the liquid motional muscle means expanding in radial direction and...
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JPH03500034A |
The hydraulic actuator comprises a hydraulic master cylinder (12) having an outlet (12e) for connection to a slave cylinder (14) through a working fluid conduit (15) and an inlet port (12d) for connection to the outlet port (23) of a res...
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JPH02293230A |
PURPOSE: To easily obtain fluid which drives actuators by closing the exhaust valve of the one actuator at higher pressure in response to a difference between pneumatic pressures in the actuators, and opening the exhaust valve of the oth...
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JPH02264397A |
PURPOSE: To make the complicated transmission of a signal exact and easy by laying down an insulating liquid pipe, to which insulating liquid is charged, between first and second points, between which the signal is transmitted, convertin...
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JPH0240242Y2 |
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JPH0233881B2 |
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JPH02193668A |
PURPOSE: To provide a table for medical operation and/or examination, which is operated accurately and makes the table top part to respond better by installing a valve device having a rotating valve element that enables to control whole ...
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JPH0293501U |
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JPH0217784Y2 |
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JPH0220841B2 |
The fluid supply system comprises a multi-charge solid propellant gas generator and a fluid expulsion unit integrated into a single unit, the gas generator being provided in a cap (8) for a chamber (1) having a gas portion (3) and a flui...
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JPH0253501U |
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JPH0213161B2 |
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JPH0244101U |
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JPH0280803A |
PURPOSE: To ensure good frequency dynamic characteristic by connecting numbers of piezoelectric pump elements as a pumping device to both fluid chambers of a cylinder through two check valves respectively functioning oppositely. CONSTITU...
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JPH0266301A |
PURPOSE: To aim at miniaturizing a hydraulic servomechanism, at reducing noise and the running cost thereof by providing a hydraulic cylinder for performing servomotion, a servomotor adapted to be driven in accordance with an output from...
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JPH0216803U |
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JPH029302U |
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JPH0155801B2 |
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JPH01216125A |
PURPOSE: To improve reliability of work by forming a supply chamber of a second sealing sleeve in a ring chamber, arranging it in a housing impossible to slide and as a stopper in the axial direction for a piston at a releasing position....
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JPH0138708B2 |
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