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Matches 551 - 600 out of 2,017

Document Document Title
JP2007162908A
To provide a crawler traveling vehicle capable of equalizing tilting states of movable skew plates respectively disposed on right and left hydraulic pumps of HSTs in linear traveling.A hydraulic pressure correction valve 20 is disposed n...  
JP3930927B2
To dispense with piping between a charge pump and selector valves as well as to constitute the charge pump provided on a hydraulic transmission (HST) on a oil pressure source in relation to the selector valves for controlling a hydraulic...  
JP3926243B2
To provide a lawnmower in which outputs of a pair of left and right hydrostatic continuously variable transmissions are reduced to be transmitted to a pair of left and right travelling devices respectively through a pari of left and righ...  
JP3923147B2
To make a swash plate type hydraulic device compact in the radial direction by forming many spool type distribution valves which communicate a port of each cylinder hole with a low pressure oil passage and a high pressure oil passage and...  
JP3918544B2
To solve the problems of a stepless hydraulic transmission having a hydraulic pump shaft for inputting use and a hydraulic motor shaft for outputting use placed one above the other comprising the lowering of the bottom position of a rear...  
JP2007092806A
To provide a hydrostatic continuously variable transmission stabilized in control of a movable swash plate by a hydraulic servo mechanism and capable of excellently controlling a load with a load control mechanism, in regard to structure...  
JP2007092805A
To provide a hydrostatic continuously variable transmission capable of restricting hunting in a load control mechanism to smoothly and stably control a load by obtaining a sufficient back pressure effect, in regard to structure for contr...  
JP2007092808A
To prevent creeping start when starting an engine, and to surely stop a vehicle in a slope, in regard to a hydrostatic continuously variable transmission provided with a hydraulic servo mechanism of structure for controlling tilting of a...  
JP2007092809A
To surely stop a vehicle in a slope by surely braking an engine, in regard to a hydrostatic continuously variable transmission provided with a hydraulic servo mechanism of structure for controlling tilting of a movable swash plate connec...  
JP2007085404A
To change output characteristics in forward and reverse travels by changing displacement of a hydraulic pump, and to provide efficient output characteristics in a hydraulic continuously variable transmission device.In the hydraulic conti...  
JP3892840B2
To provide a hydraulic drive device in such constitution that the rotary output shaft of an electric motor is coupled directly to a hydraulic pump or a hydraulic motor to drive the hydraulic pump or the hydraulic motor, and forms a drive...  
JP3886534B2
A continuously variable hydrostatic transmission includes axially aligned input and output shafts journaled by a transmission housing and respectively coupled to a prime mover and a load. The input shaft drives a hydraulic pump unit, whi...  
JP2007022197A
To provide a wheel motor device capable of directing a hydraulic oil port and an oil port to proper directions respectively, in a wheel motor device with a hydraulic motor unit having a motor housing provided with the hydraulic oil port,...  
JP3869340B2
To solve a problem that miss assembly of one side surface and another side surface of a thrust plate can not be discriminated and efficiency drops with the lapse of time in a conventional HST. This transmission 10 is constructed in such ...  
JP2007002871A
To provide a cooling structure of a hydraulic continuously variable transmission in a simple structure at low cost.A port block 42 is connected to a transmission casing 41 storing a pump 10P and a motor 10M for transmission. A meandering...  
JP3853932B2
To provide a lockup state automatically, by switchingly controlling motor ports by second distributing valves in a position where a phase is shifted by a specific angle relative to motor cylinder holes in the circumferential direction of...  
JP2006292141A
To provide a variable displacement type hydraulic pump unit, which reduces manual control force and manual control volume for changing a volume of a hydraulic pump main body.This variable displacement type hydraulic pump unit is connecte...  
JP2006275224A
To minimize a driving force change of causing an engine speed change in releasing operation, when performing releasing operation of a lockup mechanism.This hydrostatic continuously variable transmission has a closed circuit C for connect...  
JP3830599B2
To eliminate the necessity of the specification corresponding to the high-speed rotation of auxiliary machines, and achieve simplification, by connecting a radial piston pump with a motor to each other through a cam chamber and limiting ...  
JP2006520447A
The present invention relates to a control device for hydraulic differentials in vehicles. The object of the invention is to provide a control device for a hydraulic differential, which eliminates the necessity of wheel base devices for ...  
JP2006226301A
To provide a structure of an oil passage for lubricating oil injection capable of being efficiently manufactured and having a high degree of freedom in setting for a lubricating structure for a hydrostatic continuously variable transmiss...  
JP2006220183A
To provide a lubricating structure for a hydrostatic continuously variable transmission in which a hydraulic circuit made up of a high-pressure oil passage for feeding operation fluid from a hydraulic pump to a hydraulic motor side and a...  
JP2006220182A
To provide a clutch mechanism for a hydrostatic continuously variable transmission with an easy-manufacture and -assemble spring seat constructed with a less number of components, wherein a hydraulic circuit consisting of a high pressure...  
JP2006220181A
To provide a clutch mechanism for a hydrostatic continuously variable transmission, capable of easily manufactured with a roller supporting member constructed to be machined suitable to a shape, wherein a hydraulic circuit consisting of ...  
JP2006220192A
To provide a hydrostatic continuously variable transmission in which a high-pressure oil passage for feeding operation fluid from the hydraulic pump to the hydraulic motor side, a low-pressure oil passage for feeding operation fluid from...  
JPWO2004104448A1
アキシャルピストン式の油圧ポンプ(30) と油圧モータ(40)とを組み合わせてなる 静油圧式無段変速装置(1)であって、ポン プ側プランジャーブロック(31)と、...  
JP3778370B2
PURPOSE: To provide a combined structured body of two pressurized fluid motors fed the hydraulic pressure in parallel. CONSTITUTION: This device provided with casings 4A4B, 38A38B of respective motors 1, 2, cylinder blocks 13, 45 rotatab...  
JP2006112609A
To provide a pump device with a plurality of variable displacement hydraulic pump bodies and a PTO unit, preventing an increase of the size of the pump device itself as much as possible while reducing the operating force of output adjust...  
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...  

Matches 551 - 600 out of 2,017