Login| Sign Up| Help| Contact|

Patent Searching and Data


Matches 351 - 400 out of 911

Document Document Title
JP3748984B2  
JP3118864U
[Subject] It enables it to operate a plurality of output cylinders synchronously certainly. [Means for Solution] It is [a plurality of piston rods 4 and 4] parallel, and forms them in piston 3 of hydraulic cylinder 2. A plurality of sync...  
JP2006504014A
Especially, the brake mechanism for cable support structures, such as 斜張橋, a ceiling of a stadium, and a tower with a guy, is indicated, and this equipment is equipped with a differential cylinder, two oil pressure machines (22, 24...  
JP2005335674A
To improve hydraulic fluid supply performance from a reservoir to a pressure chamber, to effectively suppress back flow of the hydraulic fluid to the reservoir at the initial time of the operation, and to prevent liquid leakage by the ba...  
JP2005255156A
To provide an improved hydraulic brake system and a hydraulic pressure increasing device 10 to be used therein.The hydraulic pressure increasing device comprises a cylindrical chamber 42. The cylindrical chamber has an inlet end 44 and a...  
JP3697880B2
To prevent leakage of brake fluid from a rotary type pump when a pressure at the suction port of the rotary type pump is increased to a high value. A casing 50 incorporates outer and inner rotors 51 and 52 and has a central hole 50a in w...  
JP2005240818A
To provide a speed control device for a hydraulic actuator improving efficiency of the actuator by subdividing pressure setting of the actuator and adjusting rotation speed in multi stages, and improving durability by breaking up overloa...  
JP2005525517A
Especially the liquid pressure system for a car has a pressure medium line (99, 100) which connects a slave cylinder (93), and this master cylinder and slave cylinder. [a master cylinder (92), and] In order to offer the liquid pressure s...  
JP2005524802A
The artificial muscle of a liquid pressure drive is used as an actuator of other applications for [for the artificial muscle of the liquid pressure drive used with an orthodontic appliance and pro thesis equipment or a medical apparatus,...  
JP2005220989A
To provide a shaft driving device controllable easily, compared with a conventional arrangement which requires complicated control as the rotating speed of a motor must be adjusted in order to suppress the shock given to a wafer.The shaf...  
JP2005201285A
To provide a hydraulic actuation device capable of moving and positioning a hydraulic actuation tool to effectively perform operation even in a narrow space.The hydraulic actuation device is equipped with a first coupling section 18 at t...  
JP3668543B2
To perform non-smooth operation of a hydraulic actuator due to abnormal reduction of a circuit pressure during movement of an object when an object having high inertia is moved from a stop state by the hydraulic actuator. A hydraulic cir...  
JP2005112292A
To provide a cup inner diameter slide type master cylinder having a simple structure with high reliability and ensuring sufficient suction property of a brake liquid relative to a pressure chamber during the returning of a piston and at ...  
JP2005054862A
To freely adjust output of a driving mechanism by adjusting discharge quantity of pressure fluid to be supplied to the driving mechanism, and to miniaturize an actuator by integrally providing a pump mechanism with the driving mechanism....  
JPWO2003033399A1
駆動デバイス10は、セラミックポンプ18 a,18bを備え、これにより流路13a内 の作動流体100を移動体110の左右で交 互に加減圧し、同移動体110を同流路...  
JP2004340357A
To facilitate simpler construction of a device to be smaller and lighter for actuating an operating rod with slight force and improving a degree of freedom in pull-around and installation and workability.The actuator comprises a first pi...  
JP2004334149A
To provide a tripod which can be loosened by a single action and locked at one place.A locking lever in the center of the tripod serves as a lock for expansion/contraction and a hydraulic pump for the tripod. Flexible thin pressure resis...  
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...  
JP2004263806A
To obtain a hydraulic apparatus free from restrictions on attitude control.The hydraulic apparatus comprises a hydraulic pump 1 driven by an electric motor 6 capable of bidirectionally rotating, and both ports of a hydraulic cylinder and...  
JP2004237898A
To enhance the responsive properties in vehicle height adjustment and save heat energy by minimizing heat dissipation from the vehicle height adjusting device in a hydraulic shock absorber for a vehicle.The hydraulic shock absorber D for...  
JP2004524154A
The controller for the imbalanced weight and the modulating device in 起振 equipment has a regulation piston (3) for changing the relative position of the imbalanced weight in 起振 equipment (1), and this regulation piston is connect...  
JP2004224185A
To provide a power steering device capable of suppressing generation of a high pump friction of the working oil at the time of operation in one direction after a temporary stop of an oil pump.A first 13 and a second exhaust passage 14 ha...  
JP2004518087A
[Subject] The diaphragm valve which opens and closes the flow of fluid by a diaphragm is offered. [Solution means] When fluid is supplied to a pipe-like button and a chamber expands, it moves lightly upwards by a rod and a shaft for a va...  
JP2004510917A
A valve component (3) the present invention is a valve for controlling a liquid, and movable in the direction of an axis within a valve object (5), It has a liquid pressure room (12) which works as a gearing of a liquid pressure type, an...  
JP3516452B2  
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,...  
JP2003305092A
To provide a fluid control system for smoothly and speedily elevating and tilting a chair for dental use or the like.The chair 10 having an upper structure comprising a seat 16 and a backrest 18 is vertically moved by an elevation cylind...  
JP3457741B2
PURPOSE: To provide a method for simple easy air bleeding when hydraulic oil is filled in a circuit in a hydraulic power unit equipped with a manual pump. CONSTITUTION: A hydraulic power unit has a switching valve 13 in the vicinity of a...  
JP2003275166A
To provide a distal end portion structure for an endoscope shaft that is inexpensively manufacturable, is bendable in an arbitrary direction at an arbitrary angle and is fixable in a bent state.An endoscope shaft with a bendable cylindri...  
JP2003525395A
(57) The liquid pressure converter (10) for changing summary input liquid pressure power into output liquid pressure power possesses the cam block (26) containing the cam opening (30) which 画成 a pump section (32) and a motor section ...  
JP2003161303A
To make an actuator lightweight and silent.There are provided a cylinder 1, a piston 2 arranged and driven to reciprocate in the cylinder 1 and actuators 31 and 32 connected to both side chambers 11 and 12 of the piston 2 in the cylinder...  
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...  
JP2003515700A
(57) Especially summary book invention relates to the active air pressure component parts for carrying out air pressure control of the oil pressure bearing. These component parts combine with the structural component parts of an one form...  
JP3362879B2  
JP3341151B2  
JP2002531754A
(57) The fluid hydraulic pump in which summary justification is possible and which can operate so that direction reversal is possible is indicated for use of the elevator driven with liquid pressure. A pump has the cylinder and piston wh...  
JP2002257102A
To drive machines which perform a cyclic motion with high acceleration, saving energy by electrical power control and utilizing greater output for the working processes of machines.The invention proposes a novel drive with electrical pow...  
JP3316675B2  
JP2002520545A
(57) A summary actuator (7) contains the housing (8) which accommodates the motor (10) connected to the screw mechanism (9) and this screw mechanism (9) so that a drive was possible, The above-mentioned screw mechanism (9) answers rotati...  
JP3295836B2
To provide a hydraulic remote control type micro-manipulator whose micro tool front end will not move even if a temperature change occurs. A bimetal type compensator 32 is fitted between a piston 36 and a screwing member 31. The bimetal ...  
JP2002517691A
(57) Summary book invention is equipment containing a shift cylinder equipped with the cylinder main part (17) which supports the 1st sleeve (54) for guiding the 1st sleeve (42), The piston seal and cylinder main part (17) in which the 1...  
JP3280964B2  
JP2002089587A
To provide an improved switching arrangement for a master cylinder assembly.The master cylinder assembly 10 is for controlling an automotive clutch 18 including switches for controlling functions such as enabling a stator motor, disablin...  
JP2002089503A
To enable a precision speed control and position control of an operation member by driving the operation member such as a rod or the like with a small size actuator.A drive piston 13 is moved in a cylinder tube 4a in a linear direction b...  
JP2002067066A
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 hydra...  
JP2002506505A
(57) Are the controls to include a summary operation lever (1) and an operation console, and this equipment, It has at least one revolution hinge, and this lever is connected by this revolution hinge to this operation console, in order t...  
JP3238140B2
To provide a cam synchronizing mechanism capable of exhausting generated bubbles, and in which a hydraulic fluid is easily replenished. A hydraulic fluid is supplied, and discharged between a ram hydraulic cylinder 4 reciprocated by a ca...  
JP2001248601A
To provide an actuator which can be composed to be simple and compact, and which will not cause problems of noise and cleanness, and a drive system using that.This actuator 2 for driving an actuation part is provided with a cylinder 12 c...  
JP3191938B2  
JP2001140802A
To provide a bilateral position and force transmitting device having excellent complementary property between the action of a master side actuator and the action of a slave side actuator and capable of being miniaturized and lightweight....  

Matches 351 - 400 out of 911