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Patent Searching and Data


Matches 601 - 650 out of 2,009

Document Document Title
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...  
JP2004301067A
To adjust a balance of a rotated casing having a swash plate member without using any counter weight.The pump swash plate member 21 is arranged in the rotatably supported pump casing 20 in a slant state and a pump cylinder 22 in which a ...  
JP2004301282A
To compact a hydraulic continuously variable transmission by reducing amount of protrusion in the radial direction of a swash plate servo device.A swash plate plunger pump P has a pump casing 20 having an input driven gear 5, a pump cyli...  
JP2004301281A
To effectively utilize an end part of a male screw formed on a screw shaft in a ball screw mechanism for controlling swing of a swash plate.A hydraulic motor M is constituted by a motor cylinder 32 having a motor plunger hole 32a, a moto...  
JP2004278602A
To compose a pump and motor distribution valve to compose a hydraulic closing circuit for connecting a pump to a motor in simple structure of low manufacturing cost.This hydraulic type continuously variable transmission CVT is composed o...  
JP3568135B2
To facilitate a structure of an oil passage by providing a rotary pump on one or both outer peripheries of a cylinder block of a hydraulic pump, and constituting the rotary pump on a charge pump for supplying operating oil to a closed ci...  
JP2004257447A
To provide a working vehicle running speed change control device capable of performing running speed change control against load fluctuation with a relatively inexpensive structure without using any electric control system.The working ve...  
JP2004255919A
To prevent an engine from being in a lack of output even when a large driving load is applied at the time of starting or low-speed running in spite of having a continuously variable transmission capable of shifting running speed in conne...  
JP3566728B2  
JP3566729B2  
JP2004251400A
To extend responsiveness to work by making it possible to separately dispose a hydraulic pump 29 and a motor 30 at desired positions in a machine body of a work machine or the like using conventional ones for the hydraulic pump 29 and th...  
JP2004251399A
To improve work efficiency by making it possible to dispose a hydraulic pump and motors 29 and 30 separately at desired positions in a machine body of a work machine or the like using conventional ones for the hydraulic pump 29 and the m...  
JP3561340B2  
JP3561348B2  
JP2004232727A
To provide a structure of a moderating mechanism for moderating sudden output change during shifting in a hydraulic continuously variable transmission, operating to moderate output change against sudden operation of a transmission operat...  
JP2004231050A
To improve efficiency for assembly work of a frame structure body of a vehicle consisting of the clutch housing, a middle housing and a transmission case connected along the longitudinal direction of the vehicle.A flywheel housing is con...  
JP2004218830A
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...  
JP2004197904A
To solve a problem in a conventional continuously variable hydraulic transmission that as a port block is accommodated inside of a transmission case, it can not be used as a strengthening member of the transmission case, and further each...  
JP2004169929A
To reduce size and cost in a hydraulic continuously variable transmission in which two hydraulic motors are installed on an axial hydraulic pump so that hydraulic oil is circulated in a closed hydraulic circuit.The variable displacement ...  
JP2004150632A
To provide a multispeed fluid pressure operating device for avoiding cavitation and noises during a shift, and a shifting operation control method for the same.A gerotor motor 10 has motor valve means 19, 43 for distributing fluid betwee...  
JP3526674B2
To provide a static hydraulic type continuously variable transmission whose cylinder block is equipped with a annular high pressure oil path and a plurality of valve holes stretching radially as intersecting the oil path, which are produ...  
JP2004512454A
A fluid power transmission device (20) has the swash-plate assembly object (26) equipped with the swash plate (58) which 転動 where the 切頭 conical portion (42) of a housing (22) is hit, and it a swash plate, It has the inner side e...  
JP2004116578A
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...  
JP2004114920A
To provide a power transmission device of an engine for a vehicle capable of suppressing frequency of ratio change of a continuously variable transmission by supplying driving force when the engine rotates at low speed when engine genera...  
JP2004108552A
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 a...  
JP2004108502A
To provide a lubricating device of power unit for a vehicle with an internal combustion engine in which weight distribution is laterally well-balanced for transmitting to a wheel the power of an internal combustion engine, whose crank sh...  
JP2004092694A
To solve the problem in a conventional two-pump, 2-motor type hydraulic continuously variable transmission hat a filter provided in the middle of a charging circuit to remove foreign matter or the like in a working fluid requires a large...  
JP2004508524A
Equipment with which rotation of a grounding wheel (3) rotates the drive (5) which the 2nd equipment needs through a circuit (15, 16) and the liquid pressure motor (4, 6) attached to a wheel (3) and the 2nd equipment (5), respectively au...  
JP3507142B2
PURPOSE: To form a device in a compact manner and to perform simple setting of the pressure of a relief valve from the outside by arranging a check valve and a relief valve in series to a valve case, in a closing circuit to interconnect ...  
JP2004068857A
To provide a differential device for a working vehicle embodied as a compact center differential device as an improvement of the conventional problem with a mower working vehicle whose driving force is enhanced by means of four-wheel dri...  
JP2004068758A
To provide a fluid machine working as a rotary means with simple configuration which is difficult to damage and is superior in utility.The machine accommodates a rotor in its entirety 11 of a main rotor 10, a protuberance 13 protruded fr...  

Matches 601 - 650 out of 2,009