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Patent Searching and Data


Matches 151 - 200 out of 2,003

Document Document Title
WO/1998/049468A1
In a continuously variable hydrostatic transmission including a hydraulic pump unit (18) driven by an input shaft (14), a grounded hydraulic motor unit (20), and an intermediate, wedge-shaped swashplate (22) for developing torque on an o...  
WO/1998/048200A1
The present invention relates to a controlled hydraulic transmission that may be used in force transmissions or vehicle transmissions as well as in cinematic systems requiring a constant change in the transmission ratio. This transmissio...  
WO/1998/040236A1
An axle driving apparatus consisting of a housing (1, 2) for compactly housing inner portions of axles (7), a hydrostatic transmission, and a transmitting mechanism for transmitting power to the axles from an output shaft (4) of the hydr...  
WO/1997/038245A1
In order to obtain a hydrostatic, continuously variable force transmission device with a high efficiency, a substantially smaller size and therefore a reduced weight, it is proposed that two displacement units (4, 5) be arranged in a hou...  
WO/1997/037887A1
A device for transmitting power between mechanical movements which includes a fluid pump (22) coupled to a first mechanical movement (12, 16) for pumping a fluid, a fluid motor (28) coupled to a second mechanical movement (36) and a mani...  
WO/1997/015764A1
An axle driving apparatus includes a first axle driving unit (18L) having a housing (40) and a single axle (20L). An enlarged region is defined by the housing (40), with the enlarged region extending substantially perpendicular to the lo...  
WO/1997/014896A1
A continuously variable hydrostatic transmission includes axially aligned input (14) and output (16) shafts journaled by a transmission housing (12) and respectively coupled to a prime mover and a load. The input shaft (14) drives a hydr...  
WO/1997/009546A1
Continuously adjustable hydraulic transmission comprising a hydraulic pump and a hydraulic motor, the displacement volume of the motor being adjustable from the outside of the transmission, where the pump being an axial piston pump or a ...  
WO/1996/041067A1
A continuously variable hydraulic machine has a vane rotor (412) with a plurality of radial vanes (414) and a connection for a torque transmitting input shaft (422). A cam ring (404) supported in a position surrounding the vane rotor (41...  
WO/1996/031715A1
A continuously variable hydrostatic transmission includes an input shaft connected to drive a hydraulic pump unit, a grounded hydraulic motor unit, and an output shaft. A wedge-shaped swashplate is pivotally mounted to the output shaft i...  
WO/1996/030673A1
A hydrostatic transmission (10) includes wedge-shaped swashplate (54) operatively positioned between a hydraulic pump unit (28) driven by an input shaft (14) and a grounded hydraulic motor unit (40) to accomodate pumped exchanges of hydr...  
WO/1996/023993A1
A continuously variable hydrostatic transmission includes an input shaft (14) connected to drive a hydraulic pump unit (18), a grounded hydraulic motor unit (20), and an output shaft (16). A wedge-shaped swashplate (22) is pivotally moun...  
WO/1996/023992A1
To control the transmission ratio of a continuously variable hydrostatic transmission including an input shaft (14), an output shaft (16), a pump unit (18) driven by the input shaft (14), a grounded motor unit (20), and a wedge-shaped sw...  
WO1996014523A3  
WO/1996/016283A1
A continuously variable hydrostatic transmission (10) includes an input shaft (14) connected to drive a hydraulic pump unit (18), a grounded hydraulic motor unit (20), and an output shaft (16). A wedge-shaped swashplate (22) is pivotally...  
WO/1996/014523A2
A continuously variable hydrostatic transmission (10) includes an input shaft (14) connected to drive a hydraulic pump unit (18), a grounded hydraulic motor unit (20), and an output shaft. A wedge-shaped swashplate is pivotally mounted t...  
WO/1996/014524A1
It comprises an integral block of a variator assembly which includes a hydropump cylinder (29), a hydromotor cylinder (39), the end-plates (30, 55) and a intermediary plate (38, 43) with ports for the fluid from the hydropump to the hydr...  
WO/1996/000865A1
An automatic, Inertial, Continuously Variable, Hydrostatic Transmission (C.V.T.) for motor vehicles, comprises a pair of reversible vane pump/motor (A, B) units, connected in a closed circuit. The vane pump/motor (A, B) units, are of the...  
WO/1995/018318A1
A continuously variable hydraulic differential transmission comprises two hydraulic mechanisms (1, 2). The cylinder block (15) of the non-adjustable hydraulic mechanism (2) is mounted on an input shaft (5) on at least one bearing (16) in...  
WO/1995/006830A1
The invention relates to a hydrostatic drive with a hydraulic pump (1) and an adjustable hydraulic motor (2) which is connected to a first and second working line (10, 14), of which at least the first (13) leads to the hydraulic pump, an...  
WO/1994/029618A1
The object of this invention is to distribute the power of an input shaft (18) continuously variable to two output shafts (15, 16) using a simple construction. The invention involves two output shafts, that are each connected to one of t...  
WO/1993/016301A1
This invention concerns a heat-free drive with a stepless transmission ratio which consists of a hydraulic pump (4) and a hydraulic motor (5) which are interconnected so that the suction side of the hydraulic pump (4) is connected to the...  
WO/1993/013337A1
An infinitely variable differential hydrostatic transmission utilizing a fixed displacement pump/motor and a variable displacement pump/motor interconnected with appropriate valving, to provide a mechanical/hydraulic differential drive w...  
WO/1992/012357A1
A continuously variable transmission includes a pump (258) driven by an input shaft (256) against a wedge-shaped swashplate (260). Hydraulic fluid pressurized in the pump flows through ports (402) in a pump cylinder block (422) into kidn...  
WO/1991/013274A1
The device consists of two hydraulic pumps/motors with adjustable displacement (1 and 2) connected in a closed hydraulic system. The system includes oil accumulators on each side of the hydraulic pumps/motors with adjustable displacement...  
WO/1990/004101A1
This invention relates to a variable capacitance, oblique spindle type hydraulic machine which supports the reaction of oil pressure acting on a cylinder block (8) by a radial static pressure bearing (23) or by a thrust static pressure b...  
WO/1989/005923A1
A hydraulic differential having a pair of axial piston displacement units (20, 22), with one (22) being a fixed displacement unit and the other (20) being a variable displacement unit, and having flow-directing valve (50) and port (46) p...  
WO/1986/004306A1
Hydrostatic drive system for a slip-steered vehicle (1), comprising two controllable hydraulic pumps (2, 3), which are preferably mounted on one and the same driven shaft, a pair of hydraulic motors (5, 6; 7, 8) at each side of the vehic...  
WO/1984/001804A1
The transmission comprises a hollow input member (1) and a coaxial output member (2) supported for rotation relative to the input member. A positive displacement pump comprises a cylinder block (12) secured to the input member and a roto...  
WO/1984/000409A1
A transmission case containing a sunk hydromotor (1) and an annular chamber (4) traversed under pressure by a liquid has the double function of being both an oil cooler and a collector for the outer pumps (24). The working fluid coming o...  
WO/1983/001096A1
The disclosed drive unit (10) includes an input shaft (90) and an output shaft (20). An inner axial face cam (92) is attached to the input shaft (90), and a cylinder block (40) which defines an outer ring of cylinders and an inner ring o...  
WO/1981/001729A1
A pump having unloading means associated therewith repetitively unloading same. The pump may be of the rotary positive displacement type with the unloading means taking the form of circumferentially extending pressure relief recesses (12...  
WO/1980/001401A1
An improved hydraulic pump structure for hydraulic systems which require a plurality of rotary pumps has a pump casing assembly (20) consisting of a plurality of pump casing elements (23-29) which are fastened together in abutting relati...  
JP6685095B2  
JP2020511619A
The present invention relates to a transmission system containing continuation variable transmission and the continuation variable transmission, and continuation variable transmission is the 1st gear pump, It has the 2nd gear pump and ea...  
JP2020056450A
To provide a hydraulic type continuously variable transmission for traveling capable of ensuring stop on slope under high load situation, keeping a stop state on a flat land under a low load situation, and enabling smooth start.An HST 3 ...  
JP2020038002A
To provide a traveling control mechanism and a traveling control method capable of controlling a traveling mechanism in consideration of operation contents of a remote control valve.A traveling control mechanism is provided with remote c...  
JP2020507041A
A car or other vehicles have an oil pressure gearbox, transmission, a clutch, and various oil pressure components containing a brake energy recovery system. This oil pressure component complements a traditional mechanical component, whic...  
JP2020008054A
To provide an axle driving device which includes a differential mechanism and a differential lock mechanism and enables use of a common side gear in the device.An axle driving device 1 includes a differential mechanism 5 and a differenti...  
JP2020002917A
To provide a hydrostatic type continuously variable transmission that can be put into a neutral state while restraining increases in size and cost.A hydraulic motor 12 is provided with a separation mechanism 51 for separating a cylinder ...  
JP2020003435A
To provide a work vehicle capable of detecting a load acting on a power train thereof.A combine 1 provided herein comprises an axle 6 configured to receive power transmitted from an engine, an axle case 7 having the axle 6 inserted there...  
JP2019535963A
The turbine rotor (3) which has one or more braids, and a wind turbine (1) provided with the drive system (5) which carries out interconnection of a dynamo (4), and the turbine rotor (3) and the dynamo (4). The above-mentioned drive syst...  
JP2019527161A
The present invention relates to a rail car (1) provided with a vehicles frame (4) currently supported on a rail running device (2, 3), and a liquid pressure type driver system (6) driven by a motor (5). This liquid pressure type driver ...  
JP2019143739A
To provide a transmission capable of switching between a plurality of modes simply and smoothly.A second element fixing clutch is switched between a released state and an engaged state. The second element fixing clutch opens a second ele...  
JP2019132388A
To provide a parking brake device for vehicle capable of achieving improvement in assemblability.A parking brake device 2 for a work vehicle 1 includes: a solenoid valve 33; a single hydraulic actuator 30 including a cylinder 31a, a pist...  
JP6511744B2  
JP6509881B2  
JP6501415B2  
JP2019049298A
To provide a hydraulic mechanical continuously variable transmission capable of actualizing four-wheel driving in a simple system configuration.The hydraulic mechanical continuously variable transmission includes a differential mechanism...  
JP6470143B2  

Matches 151 - 200 out of 2,003