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WO/2012/065714A1 |
The invention relates to a drive train, in particular of a motor vehicle having a drive engine, comprising a main output shaft, having a transmission which is connected downstream of the drive engine in the drive power flux, comprising a...
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WO/2012/041447A1 |
The invention relates to a method for limiting the maximum brake power that can be obtained with a hydrodynamic brake in a motor vehicle, the heat generated by said hydrodynamic brake being dissipated, by means of a coolant, into a motor...
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WO/2012/003898A1 |
The invention relates to a brake system, in particular for a motor vehicle, comprising an external working-medium circuit and a hydrodynamic retarder that includes a bladed rotor and a bladed stator, which together form a toroidal workin...
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WO/2011/147497A1 |
The invention relates to a method for installing a retarder, in particular a permanent magnet retarder, in a vehicle drive train that has a Cardan shaft for transmitting drive power, comprising the following steps: separating the Cardan ...
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WO/2011/148051A1 |
The invention relates to a rock drilling rig and a method for downhill driving of a rock drilling rig. The rock drilling rig (1 ) comprises electric drive equipment (16), the drive motor (M) of which serves as a primary brake in long-ter...
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WO/2011/134581A1 |
The invention relates to a method for limiting the maximum braking performance which can be accessed of a hydrodynamic brake in a motor vehicle, wherein the heat which is generated by the hydrodynamic brake is dissipated by means of a co...
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WO/2011/095321A1 |
The invention relates to a filling control device of a hydrodynamic machine having two inlets and two outlets and also two valve bodies. The two valve bodies can be displaced by means of a piston rod in order to control or to regulate th...
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WO/2011/089001A1 |
The invention relates to a method for retrofitting or producing a drive train that is provided for receiving a permanent brake for decelerating drive wheels arranged in the drive train - when the drive train is designed as a drive train ...
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WO/2011/082759A1 |
A hydrodynamic machine, in particular a hydrodynamic retarder, having a first revolving blade wheel (1); having a second blade wheel (2), likewise revolving or stationary; the two blade wheels (1, 2) form a working chamber (3) that is fi...
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WO/2011/056132A1 |
A vehicle comprising a secondary supplementary brake (SR), a range gearbox (R), a control unit (CU), and an indicator unit which is situated close to the range gearbox and is adapted to delivering indicating signals which indicate the st...
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WO/2011/047782A1 |
The invention relates to a switch and control device (1) for setting the power or torque transmission in a hydrodynamic machine (19), comprising at least one primary wheel (28) and a secondary wheel (29), which together form a working sp...
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WO/2011/002400A1 |
The invention relates to a method for controlling retarder operation of a motor vehicle (100, 110), comprising the steps of: - continuously detecting temperatures (T) of the retarder's fluid (graph a); - continuously determining a change...
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WO/2010/136201A1 |
The invention relates to a motor vehicle – having a drive engine and a transmission connected downstream thereof in the direction of the force flow; wherein – the transmission comprises a transmission output shaft on the output side,...
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WO/2010/115609A1 |
The invention relates to a method for preventing pressure peaks in a working medium cycle in which a hydrodynamic machine is operated, wherein the hydrodynamic machine comprises a primary wheel and a secondary wheel which together form a...
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WO/2010/102692A1 |
The invention relates to a drivetrain, in particular a motor vehicle drivetrain, comprising: an engine; a gearbox comprising a main output and at least one auxiliary output; a hydrodynamic machine disposed at the auxiliary output on the ...
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WO/2010/102812A1 |
The invention relates to a method for operating a hydraulic or pneumatic system. The system comprises at least one pressure accumulator. The system is provided with at least one valve unit and a sensor for the at least indirect detection...
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WO/2010/081728A1 |
The invention relates to a vehicle cooling circuit, in particular an engine cooling circuit, having a cooling medium circulated by a cooling medium pump in a cooling circuit; having a vehicle drive engine and/or other heat-generating ass...
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WO/2010/034493A1 |
The invention relates to a hydrodynamic machine, particularly a hydrodynamic retarder, having two blade wheels, which together form a toroidal working chamber and of which at least one rotates on a rotational axle of the hydrodynamic mac...
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WO/2010/025133A2 |
A method of braking a hydrostatic drive machine (10) includes steps of reducing a displacement of a pump (18) of a hydrostatic drive system (14) to a non-zero displacement, and increasing a displacement of a motor (22) of the hydrostatic...
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WO/2010/024734A1 |
The invention relates to a vehicle (10) and a brake system (200) for a vehicle (10), comprising at least one hydraulic pump (202), wherein the at least one hydraulic pump (202) is connected to an input fluid conduit (204) and an output f...
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WO/2009/121691A1 |
A control housing (1) for a hydraulic retarder control system is proposed, in which pistons, springs, valves (4) and closure parts are arranged, and ducts and conduits for producing the hydraulic linkages between the individual valves ar...
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WO/2009/093935A1 |
The invention relates to a method for braking a vehicle (1), wherein the vehicle comprises a circuit adapted for transmitting a brake signal from an operator controlled braking element to brake devices arranged at a plurality of the vehi...
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WO/2009/030712A2 |
The present invention relates to a braking system (1). The system comprises an annulus gear (3) having a fluid contained therein and at least one planet gear (4), arranged within the annulus gear and rotatably engaged therewith. The syst...
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WO/2009/013083A1 |
Proposed is a hydrodynamic retarder with a tangential inflow and outflow principle, in which the rotor (1) has a predefined eccentricity with respect to the stator (2).
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WO/2009/010365A1 |
The hydrodynamic brake is arranged inside a housing and has a rotor and a stator that together define a toroidal chamber. The rotor and the stator are centered on a first axis. A baffle arrangement is disposed in the torus to reduce the ...
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WO/2009/007220A1 |
Proposed is a hydrodynamic retarder with a tangential inflow and outflow principle, in which at least one radial recess (3) is formed on the stator and said recess (3) expands in the outward direction as viewed radially, in such a way th...
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WO/2008/153628A1 |
A system is provided for controllably absorbing energy associated with a machine (10). The system may include a power source (12) configured to provide power to a hydraulic pump (38), wherein the hydraulic pump is configured to provide a...
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WO/2008/145549A1 |
The invention relates to a hydrodynamic retarder having a first blade wheel (25) and having a second blade wheel (27) concentric thereto, together forming a hydrodynamic circuit (41) and being grouped about a common rotary axis. Each bla...
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WO/2008/145315A1 |
The invention relates to a method for controlling a hydrodynamic brake in a motor vehicle comprising a drive motor, the power output of which can be regulated by means of a foot pedal, a lever or another actuator between a first operatin...
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WO/2008/140400A1 |
A brake control arrangement and a method for braking a motor vehicle. Auxiliary brakes (8, 9) of the vehicle are automatically controlled during an initiated automatic braking operation so as to endeavour to restrict the vehicle speed to...
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WO/2008/094113A1 |
A brake control arrangement for a motor vehicle and a method for controlling the reference speed of such a brake control arrangement. The brake control arrangement (20) is adapted to automatically control one or several brakes (10) of th...
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WO/2008/091193A1 |
The invention relates to a method for controlling cooling of an auxiliary brake on a vehicle, wherein the auxiliary brake is cooled by a cooling member. The method comprises the steps of: determining if the vehicle is travelling down a s...
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WO/2008/071392A2 |
The invention relates to an apparatus for energy recovery. The apparatus comprises a hydrostatic machine (2) and at least one hydraulic storage means (35). The hydraulic storage means (35) is connected to the hydrostatic machine (2) via ...
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WO/2008/058578A1 |
The invention relates to a cooling system with a drive motor which is to be cooled by means of a cooling medium; with a cooling medium circuit which conducts the cooling medium; with a hydrodynamic machine, comprising a working space whi...
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WO/2008/043425A1 |
The invention relates to a cooling circuit, in particular for a utility vehicle. Said cooling circuit cools an internal combustion engine (2) and a retarder (1). A cooled exhaust gas recirculation system can also be provided. A throttle ...
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WO/2008/000602A1 |
The invention relates to a hydrodynamic retarder (9) for a motor vehicle. Said retarder (9) comprises a rotor and a stator and defines a shared oil system (23) with a transmission, said system consisting of an oil reservoir (12) and an o...
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WO/2008/000604A1 |
The invention relates to a hydrodynamic retarder (9) for a motor vehicle. Said retarder (9) comprises a rotor and a stator and defines a shared oil system (23) with a transmission, said system consisting of an oil reservoir (12) and an o...
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WO/2008/000601A1 |
The invention relates to a hydrodynamic retarder (9) for a motor vehicle, which has a rotor and a stator. To control the retarder (9, an electrohydraulic system (18) has a control and regulation unit (17) as well as a hydraulic circuit (...
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WO/2007/147583A1 |
The invention relates to a drive (1) having an energy recovery function. The drive having an energy recovery function comprises a hydrostatic piston machine (9) and at least one storage element (13) which is connected to said hydrostatic...
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WO/2007/139488A1 |
A system for controlling braking of a motor vehicle provided with service brakes (18-23) acting upon all wheel axles of the vehicle and auxiliary brakes (25, 26) acting upon a driven wheel axle (3) of the vehicle, and means for sensing p...
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WO/2007/139489A1 |
A system for controlling braking of a motor vehicle during downhill driving, in which the vehicle is provided with a service frictional braking device (18) and an auxiliary braking device (25), comprising a retarder brake (26) and a leve...
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WO/2007/134939A1 |
The invention relates to a method for setting and activating a hydrodynamic retarder (1) of a motor vehicle, in which method the retarder (1) has a regulable hydraulic circuit (15) and means for measuring the hydraulic pressure in the hy...
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WO/2007/134945A1 |
The invention relates to a method for avoiding undesired accelerations of a land craft and to a device for carrying out said method. During an interruption of torque transmission between a driving engine (3) and the driven wheels (8, 9) ...
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WO/2007/128489A1 |
Hydrodynamic retarder with a vaned primary wheel and a vaned secondary wheel, which are arranged with their blading axially opposed in such a way that they form a working chamber with one another; for an operating state the working chamb...
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WO/2007/107314A1 |
The invention relates to a hydrodynamic component comprising a hydrodynamic retarder, equipped with a rotor and a stator, a hydrodynamic coupling which is equipped with a primary wheel and a secondary wheel. The rotor and the stator of t...
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WO/2007/096043A1 |
The invention relates to a filling control device of a hydrodynamic machine, in particular for a retarder: having a first inlet (1) for supplying working medium for the hydrodynamic machine into the filling control device; having a secon...
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WO/2007/085294A1 |
The invention relates to a drive train of a motor vehicle, having a drive engine, a torque converter, an additional brake such as, for example, an engine brake, a retarder or a hybrid module, an actuator device, to be activated manually,...
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WO/2007/073891A1 |
The invention relates to a device (1) and a method for the controlled braking of a vehicle using a hydrostatic drive (3). The hydrostatic drive (3) comprises at least two pivotable hydraulic engines (6) that are each connected to an axle...
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WO/2007/073892A1 |
The invention relates to a hydrostatic drive (1) and a method for braking a hydrostatic drive (1). In the hydrostatic drive (1), a hydraulic pump (3) is connected to a hydraulic motor (4) by means of a first and a second working line (11...
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WO/2007/046756A1 |
The invention relates to a method and a system for controlling the operation of an engine (2) of a motor vehicle provided with a gearbox (4), a retarder (10), a cooling circuit (20) with cooling medium for cooling the engine (2) and the ...
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