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WO/2012/098308A1 |
Motorized propulsion system for a vehicle, notably an automobile, comprising a combustion engine (11), a hydraulic motor (13), a device for producing hydraulic pressure (12) and a mechanical power output device (15, 23) for driving at le...
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WO/2012/095077A1 |
The invention relates to a method for controlling a hydrostatic power split transmission, which contains as components at least one electronic unit, at least one planetary gear unit, at least one hydraulic pump, at least one hydraulic mo...
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WO/2012/036590A9 |
The invention relates to the field of mechanical engineering and is intended for the smooth engagement of driven shafts during torque conversion. The hydraulic inertial converter, the transmission thereof and the method for converting to...
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WO/2012/089192A1 |
A hydrostatic-mechanical power split gearbox comprising a housing (2), at least one first power branch composed of at least one hydraulic pump (9) and at least one hydraulic motor (16), at least one drive shaft (25) which is arranged wit...
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WO/2012/069210A1 |
Transmission group (10) for vehicles (11) comprising an engine (12) provided with at least one engaging device (17), arranged between transmission gears (15, 16) and mobile between a first rest position, wherein the transmission gears (1...
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WO/2012/071362A1 |
A method including activating a first clutch assembly (66) to connect a first rotatable member (106) to a rotating final output member (58) until a shift trigger point is reached to provide a rotational speed to the first rotatable membe...
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WO/2012/035810A1 |
Disclosed is a transmission that makes it possible to transmit a driving force for backing to a vehicle inexpensively and in a state of good transmission efficiency, while also making it possible to transmit a driving force for advancing...
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WO/2012/029389A1 |
A travel control apparatus for a working vehicle is provided with: a variable displacement hydraulic pump which is driven by an engine; a variable displacement hydraulic motor which is connected to the hydraulic pump by a closed circuit ...
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WO/2012/022414A1 |
The invention relates to a power split gearbox, in particular for a motor vehicle, having a mechanical power branch (25) and a hydrostatic power branch (26) which, in a parallel arrangement with respect to one another, are in contact wit...
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WO/2012/008438A1 |
Disclosed is a power transmission device wherein a first rotary shaft (6), a second rotary shaft (10), and an output shaft (16) are arranged in parallel within a casing (2); and a driving gear (14) provided in the second rotary shaft (10...
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WO/2012/008884A1 |
Continuously variable transmission (1) including a variator unit (2) having a variator input shaft (4) and a variator output shaft (6), and first, second and third planetary gear sets (8, 10, 12). The first and second planetary gear sets...
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WO/2012/004173A2 |
The invention relates to a continuous hydrostatic-mechanical power splitting transmission (40) for a utility vehicle, in particular a wheel loader, in which power splitting transmission (40) the power output by an internal combustion eng...
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WO/2012/006492A1 |
A power split transmission includes a rotatable input shaft, a rotatable output shaft, and a planetary gear assembly connected between the input shaft and the output shaft. The transmission also includes a first hydraulic unit operable a...
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WO/2011/147397A1 |
The invention relates to a hydrostatic-mechanical power split transmission, containing a housing, at least one driveshaft which lies within the housing, which can be directly or indirectly driven by at least one drive motor, in particula...
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WO/2011/139186A1 |
The invention relates to a continuously variable transmission (14) having an input shaft (18) and an output shaft (26). The transmission comprises a variator unit (16) having an input shaft (19) and an output shaft (24), and a planetary ...
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WO/2011/113766A1 |
A drive device (10) for an auxiliary unit of an engine comprises a shaft (12) and a belt pulley (14), which serve as an input element and an output element, and also a switchable gearing unit (16) for rotational speed adaptation, which g...
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WO/2011/107217A1 |
The gearing has an input element (8) which is connected in terms of drive to an output element (9) via gearing elements. One of the gearing elements is a regulating element (12) with which the rotational speed of the input element (8) ca...
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WO/2011/103790A1 |
A transmission device for a special vehicle is disclosed. a transmission shaft is divided into a front transmission shaft (19) and a rear transmission shaft (20). The front transmission shaft (19) and the rear transmission shaft (20) are...
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WO/2011/098180A1 |
The invention relates to a transmission device (1) having power splitting. In the first driving range, the mechanical power branch (5) transmits torque from the ring gear (25) by means of the fixed gear (26) to the further fixed gear (27...
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WO/2011/068949A1 |
A power transfer unit assembly for a vehicle. The power transfer unit includes a housing, an internal variable speed differential positioned within the housing, a first front side shaft rotatively connected to the differential, a second ...
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WO/2011/045519A1 |
The invention relates to a power train for a hybrid vehicle, comprising two hydraulic machines (20, 22) including variable displacement, both of which are connected to a hydraulic pressure accumulator (24) which stores energy, a first hy...
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WO/2011/041890A1 |
Systems and methods relating to a clutch system for use in controllably transmitting torque from an input shaft to an output shaft. The clutch system has a torque transmission fluid that has a viscosity that changes based on the strength...
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WO/2011/038941A1 |
The invention relates to a transmission device (1) with power splitting. In the first driving range, the mechanical power branch (5) transmits torque from the internal gear (25) via the fixed gear (26) to the further fixed gear (27). In ...
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WO/2011/017787A1 |
This invention is characterised by a continuously variable forward and reserve transmission having a single gear (or more gears working together) formed by two coupled (mutually attached) concentric gears of different sizes and with an a...
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WO/2011/009558A1 |
A turbo compound system for an apparatus having an internal combustion engine comprising a shaft driven by a turbine, an output shaft and transmission unit connecting the shaft. The transmission unit is arranged in a housing and has at l...
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WO/2011/000472A1 |
The invention relates to a drive system (1) and to a method for controlling the same. The drive system (1) comprises a first power branch and a second power branch (4). The first power branch comprises a continuously variable transmissio...
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WO/2010/131576A1 |
Disclosed is a transmission device for work vehicles, said transmission device being capable of being used with high-horsepower engines, without an accompanying loss of power transmission efficiency or fuel economy. The transmission devi...
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WO/2010/125640A1 |
An oil path structure for a chain-driven oil pump has, as oil paths for feeding oil from a center support to a torque converter, three systems of oil paths which are a first oil path for feeding the oil to the torque converter through th...
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WO/2010/118721A1 |
The invention relates to a power-splitting transmission unit (1), comprising an input shaft (22), an output shaft (3), at least one first and second power branch (101, 102), a continuously variable transmission (7) arranged in a power br...
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WO/2010/112159A1 |
Gearboxes are used to convert the rotational speed of an input drive element (5) into a rotational speed of an output drive element (7). In order to ensure that the gearbox has low power losses and nevertheless enables a variable change ...
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WO/2010/107049A1 |
Provided is a power transmission device which comprises a torque converter, is applied to an idle-stopping vehicle, can improve a fuel efficiency without returning to a fuel cut during the deceleration of the vehicle, and is reduced in c...
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WO/2010/105692A1 |
Some general aspects of the invention provide a method for operating a wind energy converter having a variable-ratio gear system (906, 172-178) mechanically coupled between a rotor (102) and a generator (104), wherein the variable- ratio...
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WO/2010/097210A1 |
The invention relates to a transmission comprising a transmission housing (5) and at least one hydrodynamic component (3), at least one region of which is integral with the transmission housing of the hydrodynamic component. The transmis...
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WO/2010/091778A1 |
A continuously variable hydrostatic transmission (10) having torque division for a vehicle comprises a first hydrostatic unit (H1) operating as a pump and a second hydrostatic unit (H2) operating as a motor, and further a planetary drive...
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WO/2010/085483A2 |
A system has a pump with a power input, a power source and a continuously variable transmission (CVT) coupled to the power source and to the power input of the pump. The CVT transmits power from the power source to the pump. The CVT comp...
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WO/2010/078085A2 |
A piston actuated synchronizer system for a split torque transmission where the piston is attached directly to the synchronizer shift collar on the synchronizer centerline to provide the required actuation in a small volume of space and ...
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WO/2010/077786A2 |
A split torque transmission (10) for a work machine is provided. The split torque transmission (10) includes a transmission housing (36). A variator pump (18) is mounted to an exterior surface of the transmission housing (36). A variator...
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WO/2010/070872A1 |
Provided is a power transmission device which allows a torque converter to be miniaturized and the freedom of layout inside said torque converter to be further improved. The device is equipped with a torque converter (1) having a torque ...
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WO/2010/070873A1 |
Provided is a power transmission device that can improve takeoff performance utilizing a torque amplifying function of a torque converter, can improve power transmission efficiency during steady travel, and permits the device to be minia...
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WO/2010/066452A1 |
The invention relates to a method for controlling the power transmission in a drive train, in particular of a motor vehicle, wherein the drive train comprises: an internal combustion engine which drives an output shaft at an engine speed...
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WO/2010/066314A1 |
The invention concerns an automatic transmission with a torque converter hub which is in contact with a pump rotor. In order to provide an automatic transmission with less pump noise and vibration which should at the same time be easy to...
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WO/2010/060510A1 |
The invention relates to a power split transmission (1) comprising a first power branch having a continuously variable transmission (4) and a separable second power branch. The two power branches are combined again in a summation gear an...
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WO/2010/041479A1 |
Provided is a hydraulic-mechanical transmission in which switching of a clutch can be performed without being affected by the inclination of actual speed change ratio. The hydraulic-mechanical transmission comprises an HST (10) equipped ...
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WO/2010/025911A1 |
An automatic transmission (1) comprises a hydrodynamic converter (3). The automatic transmission (1) has a drive region (2) and a driven region (4). In the drive region (2) the power is divided into two power branches. One power branch r...
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WO/2010/027618A2 |
Various power transmission and generalion systems and assemblies are provided for a wind turbine. In one embodiment, a power generation system is provided including a transmission having an input axially aligned with an output, the input...
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WO/2010/025801A1 |
The invention relates to a method for changing gear stages (10, 11) in a transmission having a hydrostatic transmission (3) and a downstream manual transmission (4), and a corresponding transmission arrangement. First, a desire to shift ...
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WO/2010/009836A1 |
The invention relates to a superimposed transmission for driving a rotational speed-variable work machine having the following design – an input shaft (2) is connected to an intermediate shaft (3); - a pump wheel (5) of a hydrodynamic ...
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WO/2010/006658A1 |
The invention relates to a transmission device (1) for a vehicle, comprising a variator (3), a planetary gear unit (4) and a manual transmission unit (9). The variator (3) is longer than it is wide and deep and has an at least approximat...
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WO/2010/006657A1 |
The invention relates to a transmission device (1) for a vehicle, comprising a variator (3), a planetary gear unit (4) and a manual transmission unit (9). The variator (3) is actively connected to the planetary gear unit (4) and the manu...
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WO/2009/149840A1 |
The invention relates to an automated transmission (1) with a drive region (3), a hydrodynamic converter (2) and a driven region (6). In a transmission (1) of this type, force paths via the hydrodynamic converter (2), purely mechanical f...
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