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Matches 501 - 550 out of 2,017

Document Document Title
JP4141091B2  
JP4139720B2  
JP2008531935A
A hydraulic hybrid powertrain system includes a power plant generating a high pressure fluid at an output, at least one drive motor responsive to the high pressure fluid for generating rotary motion at an output, a mode selection means c...  
JP2008185111A
To compactly design a hydraulic continuously variable transmission and its shift operation configuration.The hydraulic continuously variable transmission 1 comprises a hydraulic pump plunger 8 and a hydraulic motor plunger 10 slidably pr...  
JP2008180241A
To provide a vehicle yaw control system having reduced weight and cost.A casing 26 is internally sealed by a differential case 21 storing a differential mechanism 22 of a planetary gear type and one of right and left axles 24, 25, and a ...  
JP2008524536A
The present invention relates to a liquid pressure static drive (1) equipped with at least one set (4) of the 1st liquid pressure pump, the 2nd liquid pressure pump (5), and the 1st, 2nd, 3rd, and 4th liquid pressure motor (7, 8, 9, 10)....  
JP2008157468A
To provide a hydrostatic continuously variable transmission constituted to change the swash plate angle of a variable displacement hydraulic motor constituting the hydrostatic continuously variable transmission for travel, by a change-ov...  
JP2008151191A
To provide a simple and compact hydraulic continuously variable transmission so configured that, while the hydraulic continuously variable transmission is formed in a compact size, hydraulic fluid in a closed circuit is automatically rep...  
JP4109661B2  
JP4105557B2
A hydrostatic stepless transmission comprises a hydraulic pump and a hydraulic motor, at least one of the hydraulic pump and motor being variable in displacement; a closed circuit for fluidly connecting the hydraulic pump and motor to ea...  
JPWO2005100070A1
より細かく駆動力を調整することができ、よ りスムースかつより快適に走行させることが できる油圧駆動自動車を提供することを目的 とする。 油圧駆動自動車において、駆...  
JP4101083B2
A propelling transmission control apparatus for a working vehicle having a hydrostatic stepless transmission comprises a variable displacement type hydraulic pump (35), a change speed control mechanism (80) for converting a displacement ...  
JP4098938B2  
JP2008128469A
To provide a hydraulic continuously-variable transmission which can reduce a length of hydraulic piping while securing cooling capacity of a movable swash plate and has a cooling structure for the swash plate, in the hydraulic continuous...  
JP4086604B2  
JP2008106941A
To provide a hydraulic differential that allows for reasonable manufacturing tolerances by avoiding large hydraulic thrust forces between variable displacement and fixed displacement hydraulic units.The hydraulic differential 2 has a var...  
JP4073698B2  
JP2008062693A
To provide a wheel motor device capable of preventing the difference of an oil pressure from occurring between a pair of first and second operation oil lines when a vehicle is forcedly tracted and reducing power loss at forced traction o...  
JP2008062691A
To enhance the transmission efficiency of HST formed by a hydraulic pump body and both hydraulic motor bodies in a hydraulic drive type working vehicle in which a front side hydraulic motor body for operatively driving a front side drive...  
JP2008057638A
To resolve a problem of a conventional hydraulic continuously variable transmission provided with a closed circuit composed by connecting a hydraulic pump and a hydraulic motor with a pair of oil circuits, and a charge circuit supplying ...  
JP2008045723A
To solve a problem of requiring large force for traction of a working vehicle or the like to make working efficiency in traction or the like extremely low because a charge pump for supplying pressure oil does not function as a by-pass oi...  
JP4051313B2  
JP4046954B2  
JP4040492B2
A change-speed control system is provided for a utility vehicle having a stepless change-speed apparatus for speed-changing an engine output and transmitting the speed-changed output to a traveling unit. The system includes an engine spe...  
JP2007333008A
To provide a spool capable of reducing an operation noise of a hydraulic continuously variable transmission device, while securing a function of the spool. This hydraulic continuously variable transmission device 1 wherein an input side ...  
JP2007333005A
To provide a hydraulic servo mechanism capable of improving the degree of freedom on layout, while securing a function, and a hydraulic continuously variable transmission device capable of realizing a compact configuration. This hydrauli...  
JP2007333006A
To provide a cylinder block easily manufacturable and miniaturizable, while keeping a function of the cylinder block. This device has a configuration wherein each plunger holes 31, 41, for storing input side plungers 8, and output side p...  
JP2007333007A
To provide an easily-manufacturable fixed swash plate which adjusts dynamic balance, and reduces the weight, while securing a function of the fixed swash plate. The hydraulic continuously variable transmission device 1 comprises, on an i...  
JP2007333009A
To provide a timing spool and a spool cam which aligns surely a timing when sliding each spool, slides each spool smoothly, and prevents generation of seizure. The hydraulic continuously variable transmission device 1 comprises, on an in...  
JP2007333010A
To provide a technique which reduces an installation space of each valve, while securing each function of each check valve and a relief valve, and also reduces the capacity of a charge pump. The hydraulic continuously variable transmissi...  
JP2007535633A
Smaller lightweight liquid pressure pump / motor give the volume efficiency notably improved at the piston with the main part portion of the same length as the direction length of an axis of each cylinder which reciprocates the inside of...  
JP2007303637A
To provide a hydrostatic continuously variable transmission capable of making effective use of an outside space by scheming a supporting structure for supporting a movable swash plate on both journaling portions of a transmission case. T...  
JP2007302146A
To provide a transmission capable of accomplishing simplification of an operation oil feeding structure to a hydraulic servo mechanism capable of ensuring a free space between a drive source and it and changing/operating a volume adjustm...  
JP4012839B2  
JP4012848B2  
JP4006493B2  
JP2007530874A
Two motors (12,14) are arranged on opposing sides of a common shaft (16), drive plates (30,32) of the pump/motors (12,14) being rigidly coupled to each other, for example by being in hard contact with opposing sides of the shaft (16). By...  
JP2007261576A
To provide a pump unit with a simple structure capable of branched outputting drive force from a drive source to a sub-transmission route separately from a main transmission route formed with first and second hydraulic motor units. The p...  
JP2007255710A
To provide an electronic control system which is used in an automobile having a plurality of hydraulic driven wheels and controls friction between the wheel and a travelling surface. The electronic control system comprises a plurality of...  
JP3986764B2
Distributing valves of a swash plate type hydraulic drive transmission can make a cylinder block smaller and reduce the number of processes and the number of parts. Distributing valves 63A alternately switch, corresponding to the axi...  
JP3986584B2  
JP2007247821A
To provide a hydraulic power transmission device having higher efficiency in an applicably effective manner while suppressing its energy loss. The hydraulic power transmission device A comprises a hydraulic pump 3 for discharging pressur...  
JP3974998B2  
JP3963050B2
To keep three other wheels in driving even if one of the wheels goes in idling using a simple configuration without providing any flow control valve or the like for restricting the differential motion. A hydraulic motor 22a for driving t...  
JP3962348B2
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 mot...  
JP3954910B2
To solve a conventional problem of incapability of inserting a check valve wholly through a main circuit when it is inserted in a perpendicular direction to the main circuit in the case two hydraulic continuously variable transmissions a...  
JP2007192348A
To provide a hydrostatic continuously variable transmission of a work vehicle for shortening idling, by quickly raising the oil temperature of oil flowing in an HST. This hydrostatic continuously variable transmission has two sets of a p...  
JP3943676B2
To easily form an orifice and to stabilize an orifice characteristic in a power transmission for a four-wheel drive vehicle provided with a hydraulic coupling device. A hydraulic coupling device H is provided with left and right vane pum...  
JP2007517716A
A vehicle ( 1 ) utilizes a hydrostatic transmission arrangement ( 10, 11, 12, 13 ). This transmits drive force (F) from at least one first wheel ( 2 ) to at least one second wheel ( 3 ). The arrangement comprises a hydrostatic pump, whic...  
JP2007170612A
To provide inexpensive hydraulic transmission device and machine capable of stopping rotation of an output shaft securely by stop operation, dispensing with a link mechanism from a driver's seat, and achieving satisfactory operation prop...  

Matches 501 - 550 out of 2,017