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WO/2021/068284A1 |
A mechanical hydraulic compound transmission apparatus having multiple power distribution modes and a control method; the apparatus comprises an input shaft (1), a shunting mechanism (2), a mechanical transmission assembly (3), a hydraul...
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WO/2021/054391A1 |
The present invention makes it possible to easily stabilize the behavior of a continuously variable transmission device (50). A work vehicle (1) comprises: a vehicle body (3) provided with a travel device (7); a hydraulic pump (33) hav...
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WO/2021/037310A1 |
The invention relates to an electric drive unit (1) for a motor vehicle, comprising an electric drive machine (2) and a hydrodynamic torque converter (6). The hydrodynamic torque converter has an impeller (3), a turbine (4) and a stator ...
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WO/2021/029323A1 |
In this transmission structure: when a vehicle speed detected by a vehicle speed sensor is equal to or less than a switching speed that is manifested when an HST motor body is at a low-speed motor capacity and an HST pump body is at a pr...
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WO/2021/011323A1 |
A variable drive system of a power system is disclosed. The variable drive system may include an engine gearset to transfer power from an engine output of an engine to a variable input driveshaft of the variable drive system. The variabl...
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WO/2021/004419A1 |
A multi-power source composite control device. At least four control portions (111, 112, 113, 114) and at least two load flow channels (115, 116) are provided in a main body (1), the control portions (111, 112, 113, 114) each are provide...
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WO/2020/255893A1 |
This working vehicle is provided with: a power transmission device which transmits power received by an input axis to an output axis through a clutch mechanism; a back and forth progress operation device which is operated for changing a ...
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WO/2020/255892A1 |
A work vehicle equipped with: a power transmission device having a hydraulic transmission mechanism that includes a first hydraulic pump motor and a second hydraulic pump motor and that transmits power that has been input to an input sha...
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WO/2020/250845A1 |
This power transmission device comprises: an input shaft; an output shaft; a differential device that has a first rotation element connected to the input shaft, a second rotation element connected to the output shaft, and a third rotatio...
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WO/2020/216473A1 |
The present disclosure relates to a hydraulic drive system having a hydraulic circuit architecture operable in first and second modes. In a first mode, a main hydraulic pump (22) is used to drive a hydraulic actuator (24) via a closed hy...
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WO/2020/207822A1 |
The invention relates to a turbo coupling for a turbo compound system for coupling a power turbine (3) to a drive train (23). This comprises a housing (11, 12) in which a first rotor (4) coupled to a drive gearwheel and a second rotor (5...
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WO/2020/202652A1 |
This wheeled work vehicle comprises a transmission that transmits the rotational power of a hydraulic travel motor to a wheel, a travel control valve that has a block position to block supply of pressurized oil to the hydraulic travel mo...
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WO/2020/195327A1 |
According to the present invention, a first carrier of a first planetary gear mechanism is coupled to an input shaft. A second sun gear of a second planetary gear mechanism is coupled to the first carrier. A second ring gear of the secon...
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WO/2020/188156A1 |
Disclosed is a mechanical power amplifier assembly (100) characterised in that it comprises a motor (10) at the input, a pump (20) actuated by the motor, a distributor (30) supplied by the pump, a first cylinder (40a), a second cylinder ...
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WO/2020/159637A1 |
A viscous clutch (120, 220) includes an input member (22) rotatable about an axis of rotation (A), an output member (26) selectively rotatable about the axis of rotation, a working chamber (30) bounded by the input member and the output ...
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WO/2020/147141A1 |
A continuously variable transmission system achieving multi-mode switching of hybrid power, comprising an input component (2), an output component (6), a clutch assembly, a brake (9-6), a hydraulic transmission assembly (4) and a planeta...
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WO/2020/146299A1 |
A hydraulic continuous variable transmission is provided to connect a wind turbine and a generator. The hydraulic continuous variable transmission has a primary paddle wheel and a number of secondary paddle wheels for macro speed control...
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WO/2020/137439A1 |
This work vehicle comprises a hydrostatic stepless transmission device (20) that steplessly changes the speed of the driving force of an engine (4), a plurality of planetary gear transmission devices (Q1, Q2) that change the speed of the...
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WO/2020/097650A1 |
The invention relates to a drivetrain (1) for a motor vehicle comprising a transmission arrangement (2) for a motor vehicle having a primary engine (3), in particular an internal combustion engine, comprising a transmission input shaft (...
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WO/2020/085419A1 |
The present invention is provided with: a threshing device for threshing harvested crops; a grain tank for storing grains obtained by the threshing; a transport device 24 rising from the lower part of the threshing device and lifting the...
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WO/2020/035258A1 |
The invention relates to a motor vehicle transmission (G), in particular for an agricultural or urban utility vehicle, comprising a driveshaft (GW1), an output shaft (GW2), a first variator (V1), a second variator (V2), a first planetary...
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WO/2019/195993A1 |
Provided is a loader three-stage hydraulic mechanical combined stepless transmission device, which uses a combination of a hydraulic speed regulation loop and a mechanical loop, wherein a hydraulic circuit only transmits part of the powe...
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WO/2019/195992A1 |
A three-section mechanical composite stepless transmission apparatus for use in engineering machinery, using three hydraulic mechanical sections respectively used for low-speed work, mid-speed travel, and high-speed travel; The speed of ...
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WO/2019/189816A1 |
This damper device includes a plurality of rotating elements including an input element and an output element, a resilient body which transfers torque between the input element and the output element, and a rotational inertia mass damper...
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WO/2019/174559A1 |
Disclosed is a hollow rotary drilling mechanism with a combination of vane motor driving and planetary gear speed reduction. The hollow rotary drilling mechanism comprises a bit shank sleeve (11), and the bit shank sleeve (11) is driven ...
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WO/2019/159031A1 |
The invention describes a transmission (100) comprising at least: a plurality of rotating shafts having mutually parallel rotation axes, including at least one first shaft (105), a second shaft (110), a third shaft (115) and a fourth sha...
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WO/2019/148969A1 |
A continuously variable transmission, comprising a differential gear system, the differential gear system comprises an inner gear ring assembly, a sun gear assembly and a planetary carrier assembly connected to a planetary gear mechanism...
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WO/2019/102999A1 |
Provided is a variable speed transmission device for a tractor, the device having a narrow vertical width or horizontal width, and having a short longitudinal length. A variable speed output unit 23 is present further to a rearward side ...
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WO/2019/091693A1 |
The invention relates to a power split continuously variable transmission (3) which has at least four travel ranges and within which the gear ratio of the power split transmission (3) is continuously variable in the region of a variator ...
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WO/2019/042277A1 |
A hydraulic control device (10), comprising: a hydraulic control portion (110) for controlling the hydraulic pressure by adjusting the flow of oil; a pump portion (120) for generating the hydraulic pressure; and a motor portion (130) hav...
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WO/2019/042253A1 |
A hydraulic control device (10), comprising: a hydraulic control portion (110) for controlling the hydraulic pressure by adjusting the flow of oil; a pump portion (120) for generating the hydraulic pressure; and a motor portion (130) hav...
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WO/2019/001953A1 |
The invention relates to a power transmission device (1) comprising an input (E) for connecting to a drive machine that can be operated at a constant speed and at least one output (A) for connecting to a working machine (9) that can be d...
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WO/2018/226107A1 |
The invention relates to a machine that amplifies the drive torque of a moving shaft, which is formed by at least one pair of identical units facing a central shaft, each unit being formed by at least one mechanical actuator (cam), a hyd...
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WO/2018/219903A1 |
Group transmission for a motor vehicle, having a transmission input shaft (10a; 10b) which is provided for attaching to at least one vehicle drive motor (12a; 12b), having at least one brake unit (13a; 13b) which comprises at least one b...
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WO/2018/210031A1 |
Provided is a continuously variable transmission capable of solving a technical problem in which upon activation of a continuously variable transmission, speed increase in vaned-wheel power density is low and unable to meet the requireme...
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WO/2018/210030A1 |
Provided is a continuously variable transmission capable of solving a technical problem of a complex structure comprising three planetary gear sets including a planetary gear set at an input end, a planetary gear set at an output end and...
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WO/2018/206042A1 |
The invention relates to an arrangement (1) for connecting a first line element (2) to a second line element (3), which can be detachably connected to each other. According to the invention, a sleeve-shaped connection element (5) is form...
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WO/2018/202463A1 |
The invention relates to a hydrodynamic machine, in particular a hydrodynamic converter, comprising - a working chamber which can be filled with a working medium and in which at least one bladed pump impeller and a bladed turbine impelle...
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WO/2018/185527A1 |
The present invention discloses a system for attachment by suction cup controlled by a vacuum-generating circuit, intended for supporting thereon all types of objects and which adheres easily to any smooth surface, and comprises: a conta...
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WO/2018/178924A1 |
This invention relates to a hybrid drive system wherein a plurality of energy paths between a plurality of energy storage devices and energy sources, are utilised to optimise drive efficiency and performance thereof. The system comprises...
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WO/2018/178919A1 |
This invention relates to a hybrid drive system comprising a power- splitting arrangement (14) coupled to a first drive means (16). A hydraulic mechanism (28)selectively configurable as one of a pump and a motor is coupled to the power-s...
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WO/2018/137916A1 |
The invention relates to a method for operating a drivetrain for driving a working machine at a variable rotational speed. The invention also relates to the design of a drivetrain. The method is characterized by the following steps: - st...
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WO/2018/137437A1 |
A continuously variable transmission is provided, solving the technical problems in which a balancing force between a torque-changing bucket wheel and a fluid of a hydraulic two-speed synchronizer is limited, discharging all of the fluid...
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WO/2018/136960A1 |
A variator includes an epicyclic gear set that has at least three nodes. The variator includes a pumping unit connected to a first node of the epicyclic gear set. The variator includes a clutch connected to a second node of the epicyclic...
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WO/2018/078473A1 |
A method for controlling a motor of a vehicle and the vehicle are presented. The vehicle includes the motor, a control unit, a continuously variable transmission (CVT) comprising a primary pulley, a secondary pulley, and a belt looped ar...
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WO/2018/054666A1 |
The invention relates to a method for shifting an automatic transmission, said method comprising a drive region, a hydrodynamic converter and an output region, wherein exactly one planetary gear set is provided in the output region, whic...
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WO/2018/054773A1 |
The invention relates to a method for performing shifts in a dog clutch element of a transmission system in a hybrid vehicle, having an input shaft which is connected to a crankshaft of an internal combustion engine of the hybrid vehicle...
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WO/2018/050533A1 |
Transmission arrangement for transmitting drive power for a rail vehicle, having a primary shaft (3), a mechanical transmission stage, via which drive power can be introduced, a first hydrodynamic circuit (4 + 5 + 6), a second hydrodynam...
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WO/2017/216122A1 |
A method is provided for estimating input torque and output torque in a continuously variable transmission having a variator. The method comprising the steps of determining (202) a transmission input and/or output speed, calculating (204...
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WO/2017/216112A1 |
According to the present invention, there is provided a method of reducing output torque deficits during the launch of a vehicle having a continuously variable transmission, wherein the variator has an input connected to a prime mover an...
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