WO2012104032A2 - Composant hydrostatique - Google Patents

Composant hydrostatique Download PDF

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Publication number
WO2012104032A2
WO2012104032A2 PCT/EP2012/000324 EP2012000324W WO2012104032A2 WO 2012104032 A2 WO2012104032 A2 WO 2012104032A2 EP 2012000324 W EP2012000324 W EP 2012000324W WO 2012104032 A2 WO2012104032 A2 WO 2012104032A2
Authority
WO
WIPO (PCT)
Prior art keywords
shaft
magnetic field
hydrodynamic component
hydrodynamic
field sensors
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/EP2012/000324
Other languages
German (de)
English (en)
Other versions
WO2012104032A3 (fr
Inventor
Markus Schlosser
Thorsten Lührs
Achim Menne
Dieter Laukemann
Ravi Schade
Bruno Foehl
Jürgen KIBLER
Christian Ebert
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Voith Patent GmbH
Original Assignee
Voith Patent GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Voith Patent GmbH filed Critical Voith Patent GmbH
Priority to EP12703959.2A priority Critical patent/EP2671059A2/fr
Priority to KR1020137023226A priority patent/KR20140052947A/ko
Priority to US13/983,284 priority patent/US20140050565A1/en
Priority to CN201280007396.1A priority patent/CN103534505A/zh
Priority to JP2013552128A priority patent/JP2014508923A/ja
Publication of WO2012104032A2 publication Critical patent/WO2012104032A2/fr
Anticipated expiration legal-status Critical
Publication of WO2012104032A3 publication Critical patent/WO2012104032A3/fr
Ceased legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D21/00—Shutting-down of machines or engines, e.g. in emergency; Regulating, controlling, or safety means not otherwise provided for
    • F01D21/003—Arrangements for testing or measuring
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D33/00—Rotary fluid couplings or clutches of the hydrokinetic type
    • F16D33/18—Details
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D57/00—Liquid-resistance brakes; Brakes using the internal friction of fluids or fluid-like media, e.g. powders
    • F16D57/04—Liquid-resistance brakes; Brakes using the internal friction of fluids or fluid-like media, e.g. powders with blades causing a directed flow, e.g. Föttinger type
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D66/00—Arrangements for monitoring working conditions, e.g. wear, temperature
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H41/00—Rotary fluid gearing of the hydrokinetic type
    • F16H41/24—Details
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L3/00—Measuring torque, work, mechanical power, or mechanical efficiency, in general
    • G01L3/02—Rotary-transmission dynamometers
    • G01L3/04—Rotary-transmission dynamometers wherein the torque-transmitting element comprises a torsionally-flexible shaft
    • G01L3/10—Rotary-transmission dynamometers wherein the torque-transmitting element comprises a torsionally-flexible shaft involving electric or magnetic means for indicating
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L3/00—Measuring torque, work, mechanical power, or mechanical efficiency, in general
    • G01L3/02—Rotary-transmission dynamometers
    • G01L3/04—Rotary-transmission dynamometers wherein the torque-transmitting element comprises a torsionally-flexible shaft
    • G01L3/10—Rotary-transmission dynamometers wherein the torque-transmitting element comprises a torsionally-flexible shaft involving electric or magnetic means for indicating
    • G01L3/101—Rotary-transmission dynamometers wherein the torque-transmitting element comprises a torsionally-flexible shaft involving electric or magnetic means for indicating involving magnetic or electromagnetic means
    • G01L3/102—Rotary-transmission dynamometers wherein the torque-transmitting element comprises a torsionally-flexible shaft involving electric or magnetic means for indicating involving magnetic or electromagnetic means involving magnetostrictive means
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D66/00—Arrangements for monitoring working conditions, e.g. wear, temperature
    • F16D2066/003—Position, angle or speed
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D66/00—Arrangements for monitoring working conditions, e.g. wear, temperature
    • F16D2066/005—Force, torque, stress or strain
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D2300/00—Special features for couplings or clutches
    • F16D2300/18—Sensors; Details or arrangements thereof

Definitions

  • the invention relates to a hydrodynamic component with the features defined in more detail in the preamble of claim 1.
  • a generic hydrodynamic component is described in the German patent DE 10 2005 052 105 B4.
  • This patent is concerned with a hydrodynamic system which is designed with a device for detecting a torque or a variable characterizing this torque.
  • the structure is comparatively complicated, since one of the two elements of the hydrodynamic system has to be supported against a stationary element and in the area of this support the forces required for the support are measured.
  • a comparatively large design effort must be accepted and in particular a rotational movement of the supporting element must be possible, which causes a correspondingly great expense, for example, in a hydrodynamic retarder.
  • the supporting element must at least in
  • the object of the present invention is to avoid these disadvantages and to provide a hydrodynamic component in which a device for detecting a torque to be transmitted and / or the speed characterizing size is simplified, and during operation with minimal design effort is possible.
  • the solution of the aforementioned object is to form the shaft at least in at least two axially spaced sections each of a ferromagnetic material and provided with a rotationally fixed to the respective portion of the shaft formed magnetic field. Magnetic field sensors are then arranged in regions corresponding to the at least two sections, for example on a housing surrounding the shaft. This structure allows it via the physical effect of the magnetostriction or the most important part of the magnetostriction Joule effect
  • a slight rotation of the magnetic field in the first section in the axial direction of the shaft relative to the magnetic field in the second section can be detected. From this rotation of the magnetic fields in the sections to each other can be at a known axial distance of the sections to each other and known material property and dimensions of the shaft to determine the torque in the shaft. A torque will namely twist the shaft accordingly. This twist can then be over a
  • the measurement allows a determination of the rotational speed of the shaft whenever the rotationally fixed to one of the sections arranged magnetic field in the circumferential direction has a constant inhomogeneity.
  • Such can, for example, by a change in material, a mechanical change of the material or a circumferentially encoded magnetic field, with which the shaft is provided can be achieved.
  • the rotational speed of the shaft can thus also be detected.
  • both the speed and the torque are detected in the shaft with a correspondingly high measuring frequency, so that speed and / or torque are quasi-continuously available.
  • Torque is of particular interest for a hydrodynamic retarder or a hydrodynamic coupling as a hydrodynamic component, since the transmitted torque can be detected here with a corresponding sensor in one of the shafts. It is in principle also at one
  • hydrodynamic converter conceivable, in which case either the torque of both the input shaft and the output shaft must be detected due to the Abstützmoments of the vanes between the primary and the secondary, or in addition to the torque in one of the waves
  • the rotationally fixed to the respective portion of the shaft arranged magnetic fields can be constructed in principle in any manner, provided that they are rotationally fixed and constant at least during a certain period of time for measurement.
  • the magnetic fields or at least one of the magnetic fields according to a particularly favorable and advantageous embodiment of the hydrodynamic component according to the invention may be formed as a permanent magnetic field.
  • the shaft can be magnetized once, for example, prior to assembly, or the expense for the structures required to build up the magnetic field in the region of the shaft is eliminated. With a corresponding magnetization of the shaft,
  • hydrodynamic component may be provided that the magnetic field sensors are arranged without contact to the shaft. This allows the measurement of torque and / or speed without
  • the shaft is formed as a hollow shaft, wherein at least one of
  • Magnetic field sensors is arranged in the interior of the hollow shaft. This construction of a hollow shaft with fixed magnetic field sensors arranged in the interior of the rotating hollow shaft is very space-saving, since the sensors arranged in the interior of the hollow shaft need no further installation space in the region of a housing surrounding the shaft.
  • Magnetic sensors is arranged in the region of a sealing element surrounding the shaft.
  • a sealing element which surrounds the shaft, is ideally suited to integrate the magnetic field sensor, which may be, for example, a coil surrounding the shaft in this sealing element and space neutral with suitable magnetizations of at least two axially spaced portions of the shaft and Arrangement of the magnetic field sensors in the region of the sealing element to the shaft to create a hydrodynamic component with corresponding inventive sensor.
  • At least one of the magnetic field sensors can be arranged in a shaft sealing ring surrounding the shaft.
  • Such shaft seals typically have a configuration anyway, which allows sufficient space for the integration of a coil as a magnetic field sensor. you are
  • Housing for electronics or the like is simple and easy.
  • At least one of the magnetic field sensors is arranged between two shaft sealing rings surrounding the shaft. In this area between two shaft seals surrounding the shaft of a multi-stage sealing of the shaft or the working space, the possibility arises one or both
  • a shaft seal has at least one shaft seal and a connected via a support member with the shaft seal ring piston ring.
  • at least one of the magnetic field sensors can then be arranged on the carrier element.
  • This construction with an between working space and the first sealing chamber placed piston ring allows a reduction of the pressure in the first sealing chamber against the pressure in the working space, for example, about 20% of the pressure in the working space.
  • the piston ring is often connected via a carrier element with a shaft sealing ring, which ensures the sealing of the first sealing space relative to the environment or possibly also with respect to a further second sealing space.
  • Such a carrier is suitable, optionally extended in the axial direction, ideal to carry around the magnetic field sensor, since this is typically formed of a metal sleeve, which surrounds the shaft accordingly. With sufficient axial length of this support element, it is also very possible, the
  • Magnetic field sensors corresponding to the two axially from each other
  • the shaft is formed in the region of one of the sections at one or more points distributed around the circumference of the shaft so that a mechanical load on the shaft causes a voltage gradient. Due to the Joule effect, this results in a situation associated with the position of this position
  • Lubricants are formed from a region between two sealing elements of the shaft. Such relief holes, for example, in the area between two shaft seals or in the area between a
  • the inventive design of the hydrodynamic component may be a converter or a hydrodynamic coupling.
  • the component may also be a hydrodynamic retarder.
  • This retarder can be correspondingly simple in construction, since, in contrast to constructions in the prior art, the stator can be formed directly integrated into the housing, since the torque can be detected in the shaft and for this no rotational movement of the stator about its axis is necessary.
  • the simple and compact integration of the sensors can be correspondingly simple in construction, since, in contrast to constructions in the prior art, the stator can be formed directly integrated into the housing, since the torque can be detected in the shaft and for this no rotational movement of the stator about its axis is necessary.
  • Integrate appropriate retarder which can be very simple, efficient and space-saving. It allows both the torque and the speed to be measured and thus to ensure all of the control of the retarder or to control the retarder as one of the braking options with comprehensive braking system.
  • the sensors constructed on the principle of magnetostriction allow use under a wide variety of conditions, since the magnetic field sensors are correspondingly simple and can be made very resistant to temperatures, environmental influences and the like. You can
  • Ambient temperatures can be operated safely and reliably.
  • Figure 1 is a schematic representation of a hydrodynamic retarder
  • FIG. 2 shows a design for measuring the torque and / or the rotational speed on the shaft of the retarder according to FIG. 1;
  • Figure 3 shows a first possible embodiment for the arrangement of
  • Figure 4 shows a second possible embodiment for the arrangement of
  • Figure 5 shows a third possible embodiment for the arrangement of
  • Figure 6 shows a fourth possible embodiment for the arrangement of
  • FIG. 7 shows a diagram of the shear stress curve in the shaft according to FIG.
  • a hydrodynamic component 1 in the form of a retarder 1, which is constructed very simply, can be seen in a schematic diagram.
  • the hydrodynamic retarder 1 consists of a primary wheel 2, which is designed to be rotatable, and which is arranged rotationally fixed on a shaft 3.
  • the primary wheel of the hydrodynamic retarder 1 is also referred to as a rotor.
  • the rotor 2 now has a at its outer end
  • the secondary wheel 4 is typically fixed in the structure of the retarder and is designed to be integrated into a housing 6 in the very simple exemplary embodiment illustrated here.
  • the secondary wheel 4 is also referred to as stator 4.
  • the working space 5 of the retarder 1 is always filled with a working medium, for example the cooling water of a cooling circuit in the case of a Wasserretarders or an oil as a working medium when it is to be braked wear-free with the retarder.
  • the working space 5 is sealed over here in principle indicated sealing elements 7 relative to the environment, the shaft 3 is about indicated bearings 8, for example, bearings mounted accordingly.
  • the retarder 1 may for example be arranged in a commercial vehicle, a rail vehicle or the like.
  • the rotor 2 moves the working medium located in the working space 5 with its bladed area and thus tries to transmit a corresponding torque to the stator 4. Since the stator 4 in turn is not rotatably formed, creates a corresponding Braking torque. The resulting power is converted into heat in the working medium. If the working medium is the cooling medium in the cooling circuit of a vehicle equipped with the retarder 1, the heat is transferred through the
  • Cooling medium discharged directly if an oil is used as the working medium for the retarder 1, this is cooled by a heat exchanger of a cooling medium in a cycle of the vehicle.
  • Such a retarder 1 often forms part of a braking system and is combined with other brakes.
  • This can be, for example, an engine brake, a friction brake and optionally a generator for recuperative braking.
  • a retarder 1 In order to be able to distribute the braking power ideally to the individual brakes, it is important that the force applied by the individual brakes
  • Braking torque is known.
  • the braking torque for here
  • the retarder 1, which is indicated in principle in FIG. 1, should have a device for detecting the transmitted torque, which is indicated in principle in the illustration in FIG.
  • This device consists essentially of two sections 9, 10 of the shaft 3, which have been provided with a permanent magnetic field. At least the two sections 9, 10, but in particular the entire shaft 3 can be made of a ferromagnetic material for this purpose.
  • the sections 9, 10 can be provided with a permanent magnetic field which remains permanently in the area of the shaft 3 or in the area of the sections 9, 10 and thus only once before the assembly Wave 3 must be generated in the retarder 1.
  • the magnetic field located in the two sections 9, 10 is rotationally fixed to the respective section 9, 10 of the shaft 3.
  • Secondary sensors arranged. These are designed in the form of coils which surround the shaft 3. They are connected via corresponding line elements 13 with a transmitter 14, which may be arranged outside the housing 6 of the retarder 1, for example.
  • the magnetic field sensors 11, 12 can detect the magnetic field located in the region of the sections 9, 10. If there is an angular deviation between the two sections 9, 10, then those in the sections 9, 10 are also impressed in a rotationally fixed manner with the shaft
  • Magnetic fields rotated at an angle to each other. This angle of rotation can be detected by the magnetic field sensors 11, 12 and allows to draw conclusions about the torque with the geometric properties and the material property of the structure.
  • the device for detecting the torque uses the principle of magnetostriction or the Joule effect.
  • the magnetic field sensors 11, 12 in the form of the coils surround the shaft 3 without contact, so that additional friction or the like arises as a result.
  • they are relatively small and very robust, so that they can be used in lubricating oil, at high temperatures, and in the working medium of the retarder 1.
  • the structure is extremely compact, since only the magnetic field sensors 11, 12 require additional space.
  • it can be provided in particular to arrange them in the region of the sealing elements 7 or to integrate into these.
  • a corresponding section with the shaft 3 and the housing 6 of the retarder 1 can be seen.
  • two shaft sealing rings 15 are arranged, which seal the region of the environment to the left of the section shown with the working space 5 located on the right of the section shown.
  • the shaft seals 15 are executed in a conventional manner. They additionally have the two magnetic field sensors 11, 12 in the form of coils. By integrating the magnetic field sensors 11, 12 in the shaft seals 15, a very compact design succeeds. Since the shaft seals 15 are present anyway, they must be minimally adapted in their design and can be easily retrofitted into existing structures, since the overall structure of shaft seal 15 and integrated
  • Magnetic field sensors 11, 12 can be designed so that in the
  • FIG. 4 An analogous representation can be seen in FIG. 4.
  • the two magnetic field sensors 11, 12 are in the embodiment shown here between two
  • Shaft seals 15 integrated in the space between the shaft seals 15 space.
  • the existing space in conventional constructions anyway space can be used in particular for the integration of the magnetic field sensors 11, 12, since relatively controlled and uniform conditions prevail and since there are moderate pressures and relatively little abrasion from the area of the working space 5 in this area.
  • the magnetic field sensors can thus be at a very constant over a long period of time Working conditions, so that the reliability of the structure can be increased. This also applies to the structure shown in Fig. 3.
  • the shaft 3 is designed here as a hollow shaft, which has a through hole or blind hole 16 in its interior. Since the magnetization of the sections 9, 10 acts not only outside, but also inside a hollow shaft, it is possible to arrange the magnetic field sensors 11, 12 not only around the shaft 3 but also inside the shaft 3. These are connected via a corresponding carrier 17 fixedly connected to a non-rotating part, such as the housing 6. You can then measure analogous to the embodiments described above. They are safely and reliably protected due to the integration into the wave of events occurring from the outside of the shaft 3. About the carrier 17, the line elements 13 can be easily outward.
  • FIG. 6 a further embodiment of the construction analogous to that shown in FIGS. 3 and 4 is shown.
  • this structure only one shaft seal 15 is shown.
  • This is connected via a support member 18 with a piston ring 19 and carries it.
  • the carrier element 18 can surround the shaft 3 as a ring-shaped sheet metal element.
  • the piston ring 19 cooperates with a corresponding groove 20 in the shaft 3 and seals the
  • Shaft seal 15 located first sealing region 1 from. In the area of
  • Working space can typically be pressures of the order of, for example, 10 bar.
  • a pressure in the order of 1.5 to 2.5 bar will adjust.
  • the support member 18 is also known and customary in conventional constructions. It has a comparatively small axial length. In that shown in Fig. 6 Embodiment, this axial length of the support member 18th
  • Carrier element 18 are connected.
  • a structural integration of the magnetic field sensors 11, 12 can be achieved, in which only a minimal adjustment of the structure is necessary.
  • a further shaft sealing ring 15 may be provided so as to form a second sealing space on the side facing away from the first sealing chamber 21 side of the shaft seal ring 15 shown here.
  • the first sealing space 21 via a
  • Relief bore 22 connected to a bore 16 in the region of the shaft 13 designed as a hollow shaft. Oil can flow out of the second sealing space via this relief bore 22 and thus decisively improve the sealing of the retarder 1.
  • the torque detection device In addition to the torque which is measured via the magnetic field sensors 11, 12 and the magnetized sections 9, 10 of the shaft 3, the torque detection device also provides the possibility of detecting the rotational speed of the shaft 3 in addition to or alternatively to the torque ,
  • the magnetic field can be formed such that it has magnetically differently acting partial regions around the circumference of the shaft 3, so that a corresponding region can be detected via the magnetic field sensors 11, 12 and associated with a rotation of the shaft.
  • the shear stress in the region of the shaft 3 can be seen in a diagram via its axial extent.
  • the dashed line shows the shear stress in the areas where no relief hole 22 is arranged.
  • the solid line shows the shear stress in the region in which the relief hole 22 is arranged. This strongly deviating shear stress ensures according to the Joule effect for a change in the magnetic field of the associated
  • Section in this case the associated second portion 10, so that in this section at the locations of the circumference at which the relief hole 22 is arranged, a corresponding change of the magnetic field occurs. If, for example, a relief bore 22 is arranged around the circumference, then the corresponding disturbance in the shear stress and thus in the

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Braking Arrangements (AREA)
  • Force Measurement Appropriate To Specific Purposes (AREA)
  • Dynamo-Electric Clutches, Dynamo-Electric Brakes (AREA)
  • Magnetic Bearings And Hydrostatic Bearings (AREA)

Abstract

L'invention concerne un composant hydrodynamique présentant au moins deux éléments qui forment entre eux une chambre de travail et qui comportent une roue principale et une roue secondaire. Un milieu de travail apte à être introduit dans la chambre de travail permet la transmission d'un couple de rotation entre lesdits éléments. Au moins un élément est disposé solidaire en rotation sur un arbre. Le composant hydrodynamique présente également un dispositif pour détecter une grandeur caractérisant au moins directement le couple de rotation transmis et/ou la vitesse de rotation de l'arbre. Selon l'invention, l'arbre est respectivement constitué, dans au moins deux sections axialement espacées l'une de l'autre, au moins d'un matériau ferromagnétique et est doté d'un champ magnétique formé solidaire en rotation avec la section concernée. Des capteurs de champs magnétiques sont disposés dans des zones correspondant auxdites au moins deux sections.
PCT/EP2012/000324 2011-02-02 2012-01-25 Composant hydrostatique Ceased WO2012104032A2 (fr)

Priority Applications (5)

Application Number Priority Date Filing Date Title
EP12703959.2A EP2671059A2 (fr) 2011-02-02 2012-01-25 Composant hydrostatique
KR1020137023226A KR20140052947A (ko) 2011-02-02 2012-01-25 유체역학적 부품
US13/983,284 US20140050565A1 (en) 2011-02-02 2012-01-25 Hydrodynamic component
CN201280007396.1A CN103534505A (zh) 2011-02-02 2012-01-25 液力组件
JP2013552128A JP2014508923A (ja) 2011-02-02 2012-01-25 流体力学的構成要素

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102011010153.5 2011-02-02
DE102011010153A DE102011010153B4 (de) 2011-02-02 2011-02-02 Hydrodynamische Komponente

Publications (2)

Publication Number Publication Date
WO2012104032A2 true WO2012104032A2 (fr) 2012-08-09
WO2012104032A3 WO2012104032A3 (fr) 2013-10-24

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PCT/EP2012/000324 Ceased WO2012104032A2 (fr) 2011-02-02 2012-01-25 Composant hydrostatique

Country Status (7)

Country Link
US (1) US20140050565A1 (fr)
EP (1) EP2671059A2 (fr)
JP (1) JP2014508923A (fr)
KR (1) KR20140052947A (fr)
CN (1) CN103534505A (fr)
DE (1) DE102011010153B4 (fr)
WO (1) WO2012104032A2 (fr)

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DE102020101350B4 (de) * 2020-01-21 2022-11-24 Ford Global Technologies Llc Kupplungsanordnung für ein Schaltgetriebe eines Kraftfahrzeugs
CN115183935A (zh) * 2022-07-21 2022-10-14 中国船舶重工集团公司第七0四研究所 一种基于静态扭矩标准机的旋转扭矩校准装置

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EP2671059A2 (fr) 2013-12-11
DE102011010153A1 (de) 2012-08-02
CN103534505A (zh) 2014-01-22
US20140050565A1 (en) 2014-02-20
WO2012104032A3 (fr) 2013-10-24
DE102011010153B4 (de) 2012-11-08
KR20140052947A (ko) 2014-05-07

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