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Patent Searching and Data


Matches 551 - 600 out of 1,986

Document Document Title
JP2006090384A
To provide a device for controlling brake suitable for a hydraulic drive vehicle for a large size working vehicle providing large braking torque by providing braking torque with using a throttle valve and a variable displacement hydrauli...  
JP2006046653A
To provide an improved seal ring for a static-pressure transmission.This seal ring has a side face including a part chamfered with the irregular shape, thus a seal immediately crosses and moves a mounting groove of the static-pressure tr...  
JP2006027410A
To provide a pump device which can increase the efficiency of the changing work of a hydraulic pump body and maintenance work.The pump device is provided with a base unit and a pump unit. The base unit has an input part connected to a dr...  
JP2006021664A
To avoid power loss when traveling straight, and to smoothly perform transference from straight traveling to turning without complicating transmission structure, and to reduce shock due to rotation difference when transferring from strai...  
JP2005351280A
To provide an actuator which achieves down-sizing of a motor pump and reduction in cost by imparting an assisting force provided by an oil pump to a rotation drive motion of the motor pump.The actuator comprises a hydraulic drive mechani...  
JP3724929B2
To provide a cylinder block structure excellent in mass productivity in a swash plate type hydraulic device to be used as a swash plate type hydraulic pump and a hydraulic motor. A plurality of block plates 41 to 45 divided by a dividing...  
JP2005530962A
[Subject] Offer the power transfer system using pressurization fluid. [Solution means] Especially, it is an oil pressure system (1), and although it has an extended hose line and other dumping parts (21, 22), these parts usually have one...  
JP2005282687A
To enable the imparting of relatively rotational force to right and left axle shafts even at the reverse traveling without enlarging a device.The right and left drive force distributing device is comprised of a differential to distribute...  
JP2005282570A
To optimize performance by providing continuously variable drive ratio between an engine and an supercharger and providing substantially constant drive speed to the supercharger by a drive assembly for the supercharger for the internal c...  
JP2005263143A
To protect a swash plate actuator from the outside without a protective cover, and solve an interference with a swing arm when a power unit is mounted in a motorcycle.This power unit PU is equipped with an engine E, and a hydrostatic ste...  
JP2005256978A
To surely carry out the control of an opening and closing operation of a clutch valve.The hydrostatic continuously-variable-transmission (CVT) carries out the continuously variable speed changing by connecting a hydraulic pump P and a hy...  
JP2005256979A
To provide a hydrostatic continuously-variable-transmission (CVT) which can suppress the temperature rise of working fluid in a closed hydraulic circuit.The hydrostatic continuously-variable-transmission (CVT) is configured so as to carr...  
JP2005256980A
To suppress a temperature rise in a closed hydraulic circuit, and further to achieve a high relief efficiency by returning the relieved oil to a supply oil passage.The hydrostatic continuously-variable-transmission (CVT) carries out the ...  
JP2005256977A
To carry out the positioning and holding of a rotary body without providing a sleeve on an output shaft.The hydrostatic continuously-variable-transmission (CVT) is configured by coupling a constant displacement hydraulic pump P with a va...  
JP3695576B2
To reduce oil leakage and increase efficiency at hydrostatic variable transmission in combination with a swash plate hydraulic pump and a swash hydraulic motor. The hydrostatic variable transmission integrally connected is characterized ...  
JP3696382B2
To easily and quickly process a cylinder block using a parallel multi- axis tool, and simultaneously, make the constitution in the radial direction more compact by disposing a first and a second valve hole in parallel with the axial line...  
JP3696383B2
To provide a swash plate type hydraulic device which allows plunger swash plates and valve swash plates to be processed with ease, and makes its mass productivity high, and is excellent in follow-up properties for plungers and distributi...  
JP3693888B2
To save the time and labor required for repositioning of a crankcase with respect to a jig during post-casting machining of the crankcase in a power plant for a vehicle equipped with a swash plate type hydrostatic continuously variable t...  
JP2005226704A
To provide a HST for a working vehicle having durability without changing the fixed operation position of a cruise control operation tool after long-time use.The hydrostatic continuously variable transmission device for the working vehic...  
JP2005221075A
To provide a reversible type hydraulic transmission provided with a damp valve.A damp valve assembly (107) which is simple in construction is applied to the hydraulic transmission (HST) containing a radial piston pump (11) and a radial p...  
JP3671073B2
To improve the workability and reliability in assembling by merely inserting a pair of holding members into an assembling position and assembling a damp valve pivotally about the holding part from an unactuated position to an actuated po...  
JP2005171764A
To provide a fluid pressure motor and a transmission, in which a shaft can be easily exchanged.The fluid pressure motor and the transmission are provided with a case 1 capable of storing fluid, a movable swash plate axial piston pump 2 t...  
JP2005170254A
To provide a steering vehicle wheel driving unit having an excellent maintenance property while improving a steering property of a steering wheel, and a four-wheel drive vehicle equipped with it.This steering vehicle wheel driving unit 1...  
JP2005155859A
To provide a clutch device of a compact constitution capable of mechanically controlling the operation of a clutch valve.In a hydrostatic continuously variable transmission CVT wherein a hydraulic pump P and a hydraulic motor M are conne...  
JP2005155686A
To provide an axle driving device having such configuration that a pair of left and right hydraulic motors are provided in an axle case, left and right axles are independently driven by each hydraulic motor, and a differential lock mecha...  
JP2005127417A
To improve durability of a liquid-tightness holding part by supplying to the liquid-tightness holding part a lubricant different from a hydraulic fluid for driving an hydraulic driving device.In the hydraulic driving device, seal parts 9...  
JP2005082128A
To provide an HST mounting structure for a working vehicle which can house HST in the interior of transmission cases (4, 5), can minimize the length of the transmission cases, can render the whole vehicle compact, and, by virtue of bridg...  
JP2005083497A
To solve problems wherein the number of parts affecting precision of reciprocating movement of a spool valve is large, it is difficult to keep precision, and manufacturing cost is increased in a conventional hydraulic device provided wit...  
JP2005083498A
To provide a configuration capable of reducing driving force for turning a swash plate and allowing deviation of center of turn of the swash plate from center of turn of a link arm when adopting a mechanism turning the swash plate throug...  
JP3630802B2
To make the size in an axial direction small by disposing at least one end of a bearing inside the inner surface (rotor side surface) of an annular plate part of a side plate. A rotor 12 rotating slidingly on the inner surface of a cylin...  
JP3626236B2  
JP3623101B2  
JP2005042927A
To solve a problem in a method using a plurality of simple HSTs in a case when the plurality of HSTs are used for a plurality of purposes, wherein input mechanisms from an engine, charge pumps, port blocks for piping, and the like are re...  
JP3617856B2  
JP2005022566A
To provide a wheel driving part structure having high design flexibility for a vehicle and requiring low manufacturing cost.A housing 12 which is provided under a vehicle body and storing a front driving shaft system 11 is constituted in...  
JP3613365B2
To perform reliable traveling shift operation and steering turn operation, to improve reliability during the stop of a traveling device and bringing it into neutral and during straight advance wherein no turn steering operation is effect...  
JP2005016724A
To minimize a width dimension of a bending axis hydrostatic module with multiple yoke where fluid passages are accumulated.This bending axis hydrostatic module includes a frame, and a pair of shafts rotatably supported by the frame, dire...  
JP3603365B2  
JP3599136B2
To automatically operate a clutch valve using oil pressure of a low pressure oil passage in a hydrostatic pressure type continuously variable transmission of such constitution that a hydraulic pump and a hydraulic motor are connected thr...  
JP2004340190A
To provide the driving apparatus of a vehicle which driving apparatus can simplify a mechanism and can increase a torque.The driving apparatus 1 comprises trochoid motors 50FL to 50RR mounted on the inside of wheels 80FL to 80RR, a hydra...  
JPWO2004104448A
It is the hydrostatic type stepless speed variator (1) which combines the hydraulic pump (30) and hydraulic system motor (40) of a アキシャル piston type, and is with the pump side plunger block (31), The motor side plunger block (4...  
JP3596992B2  
JP3596993B2  
JP3596692B2  
JP2004324765A
To compactly compose a transmission by reducing the arrangement space of an oil passage plate and an HST transmission, and to compactly arrange the transmission between an engine and a lawn mower in the configuration of the transmission ...  
JP2004316869A
To provide a power unit with an oil level gage inside in the cross direction, having small and compact construction with its size restricted in the cross direction.The power unit PU comprises a hydraulic continuously variable transmissio...  
JP2004301283A
To provide a hydraulic continuously variable transmission having such configuration that provides a distinguishing symbol display part at a position visible from the outside.This hydraulic continuously variable transmission CVT is consti...  
JP2004301285A
To simplify a configuration of a swash plate as much as possible and enlarge a scope of swash plate angle.This hydraulic continuously variable transmission CVT is constituted by a swash plate plunger pump P, a swash plate plunger motor M...  
JP2004301287A
To prevent air from remaining in a pump plunger hole.This hydraulic continuously variable transmission is composed of an axial plunger pump P composed of a pump cylinder 22 having a pump plunger hole 22a and a pump plunger 23 fitted into...  
JP2004301286A
To provide a swash plate inclination angle detection device having high degree of freedom of a mounting position and allowing deviation of a central position.A swash plate plunger type hydraulic motor M is constituted by fitting and arra...  

Matches 551 - 600 out of 1,986