WO2014079426A1 - Dispositif de transmission de couple - Google Patents

Dispositif de transmission de couple Download PDF

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Publication number
WO2014079426A1
WO2014079426A1 PCT/DE2013/200248 DE2013200248W WO2014079426A1 WO 2014079426 A1 WO2014079426 A1 WO 2014079426A1 DE 2013200248 W DE2013200248 W DE 2013200248W WO 2014079426 A1 WO2014079426 A1 WO 2014079426A1
Authority
WO
WIPO (PCT)
Prior art keywords
freewheel
torque transmission
transmission device
outer ring
inner ring
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/DE2013/200248
Other languages
German (de)
English (en)
Inventor
Jürgen Kroll
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.)
Schaeffler Technologies AG and Co KG
Original Assignee
Schaeffler Technologies AG and Co KG
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 Schaeffler Technologies AG and Co KG filed Critical Schaeffler Technologies AG and Co KG
Priority to DE112013005618.6T priority Critical patent/DE112013005618A5/de
Priority to CN201380059231.3A priority patent/CN104797839B/zh
Publication of WO2014079426A1 publication Critical patent/WO2014079426A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • 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
    • F16D41/00—Freewheels or freewheel clutches
    • F16D41/04—Freewheels or freewheel clutches combined with a clutch for locking the driving and driven members
    • 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
    • F16D41/00—Freewheels or freewheel clutches
    • F16D41/12—Freewheels or freewheel clutches with hinged pawl co-operating with teeth, cogs, or the like
    • F16D41/14—Freewheels or freewheel clutches with hinged pawl co-operating with teeth, cogs, or the like the effective stroke of the pawl being adjustable

Definitions

  • the invention relates to a torque transmission device with at least one freewheel, which is switchable in order to enable a torque transmission in opposite relative directions of rotation.
  • 201 1/124193 A1 is a crankshaft pulley for transmitting torque between a crankshaft and a belt drive, known with a pulley freewheel, wherein the pulley freewheel in the crankshaft pulley is combined with an actuatable freewheeling clutch through which the pulley freewheel can be bridged.
  • the object of the invention is to provide a torque transmission device with at least one freewheel, which is switchable with little force in order to enable a torque transmission in opposite directions Relativvermosraumen.
  • the object is achieved in a torque transmission device with at least one freewheel, which is switchable to allow torque transmission in opposite directions Relativverformatraumen, achieved in that the freewheel and a Freilauftechnikb Wegungs- coupling can be switched by a common switching device.
  • the freewheel can transmit torque in one direction of rotation. In the opposite direction of rotation of the freewheel can not transmit torque.
  • the overrunning clutch can transmit torque in both directions of rotation.
  • a preferred embodiment of the torque transmission device is characterized in that the freewheel is designed as a one-way freewheel.
  • the freewheel is preferably designed as a sprag freewheel, in particular roller freewheel.
  • a further preferred embodiment of the torque transmission device is characterized in that the freewheel lockup clutch is designed without play.
  • the freewheel lockup clutch is designed, for example, as a dog clutch.
  • a further preferred exemplary embodiment of the torque transmission device is characterized in that the common changeover device comprises an adjusting cage which has a sprag-loading device for the freewheel and a form-locking device for the freewheel lock-up clutch.
  • the common changeover device comprises an adjusting cage which has a sprag-loading device for the freewheel and a form-locking device for the freewheel lock-up clutch.
  • a further preferred exemplary embodiment of the torque transmission device is characterized in that the form-fitting device for the freewheel lock-up clutch comprises an intermediate toothing, which enables a positive connection between an inner ring toothing and an outer ring toothing.
  • the inner ring toothing and the outer ring toothing can be positively connected to one another by the intermediate toothing.
  • a further preferred embodiment of the torque transmission device is characterized in that the freewheel and the freewheel lock-up clutch have a common inner ring and a common outer ring.
  • the inner ring or the outer ring are equipped with freewheel ramps for the freewheel.
  • the common inner ring with the inner ring teeth and the common outer ring with the outer ring teeth are equipped to represent the freewheel lock-up clutch.
  • a torque transmission device with at least one freewheel, which is switchable to allow torque transmission in opposite directions Relativverformatraumen
  • two acting in opposite directions freewheels can be switched by a common switching device.
  • the two freewheels are preferably designed as unidirectional freewheels.
  • the two freewheels can be designed, for example, as sprag clutches or pawl freewheels. Due to the common switching Device can be ensured in a simple manner a trouble-free operation of the torque transmitting device.
  • the freewheels may be designed as pawl freewheels. Through the pawl freewheels a freewheel inner ring can be positively connected to a freewheel outer ring.
  • the common switching device may comprise a Verstellhimfig, which cooperates with pawls of both freewheels. This can be achieved in a simple manner that the pawls of one freewheel are disabled when the pawls of the other freewheel are activated.
  • the pawls of both freewheels can be biased by a respective spring means.
  • the pawls of the two freewheels are preferably biased by a respective spring device in its activated position.
  • the pawls of a first freewheel can be activated by the adjustment cage or when the pawls of a second freewheel are disabled by the Verstellhimfig or, and vice versa.
  • activated position the position of the pawls is called, in which they allow a positive connection between the freewheel inner ring and the freewheel outer ring. Torque can be transmitted in the activated position.
  • the adjustment cage has a neutral position between two end positions, in which the pawls of both freewheels are deactivated. In the neutral position, a relative rotation between the inner ring and outer ring in opposite relative directions of rotation is possible. In the neutral position no torque can be transmitted.
  • the two freewheels on a common inner ring and a common outer ring are equipped with profiles for the pawls.
  • the profiles, together with the pawls enable a positive connection between the inner ring and the outer ring.
  • the freewheels can be designed as sprag clutches. By the common switching device one of the sprag clutches can be activated, wherein the other sprag freewheel is deactivated simultaneously.
  • the common switching device may comprise a Verstellhimfig having KlemmMech- acting devices for sprags of both freewheels. This can be ensured in a simple manner that one freewheel is deactivated when the other freewheel is activated.
  • the clamping body of both freewheels are biased by a respective spring means.
  • the clamping body of both freewheels are preferably biased by the spring means in each case in its activated position o the clamping position.
  • the clamping body of a first freewheel can be clamped by the Verstellhimfig or be when the clamp body of a second freewheel are released by the Verstellhimfig or, and vice versa.
  • two end positions are shown in which torque can be transmitted in opposite relative directions of rotation.
  • the adjustment cage between two end positions to a neutral position in which the clamping body of both freewheels are released. In the neutral position a relative rotation in opposite relative directions of rotation is possible without torque is transmitted.
  • the two freewheels may have a common inner ring and a common outer ring.
  • the inner ring or the outer ring is equipped with freewheel ramps for both freewheels.
  • the common switching device may include a ballast elasticity.
  • the Vorschalt- elasticity allows preselection during switching, while one of the freewheels is still activated, in particular jammed.
  • the invention further relates to an inner ring, an outer ring and / or a switching device for a previously described torque transmission device.
  • the inner ring, the outer ring and / or the switching device are / is separately tradable.
  • the invention further relates to a traction pulley with a previously described torque transmission device.
  • the pulley is in particular a pulley in a belt drive of a motor vehicle.
  • the pulley is preferably a crankshaft pulley associated with a crankshaft of a motor vehicle.
  • FIGS 1 to 4 simplified representations of torque transmitting devices according to three different embodiments
  • FIGs 5 and 6 an embodiment of the embodiment shown in Figures 1 and 2;
  • FIGS. 7 to 9 show an embodiment of the embodiment shown in FIG. 3;
  • FIGS 10 and 1 an embodiment of the embodiment shown in Figure 4 and the
  • FIGS. 12 to 14 show a variant of the embodiment shown in FIGS. 10 and 11.
  • FIGS. 1 to 4 show three different exemplary embodiments of a torque transmission device 1 according to the invention; 31; 41 shown greatly simplified.
  • the torque transmission device 1; 31; 41 is used for switching on and off of torque directions and is preferably used in drive trains of motor vehicles.
  • the torque transmission device 1; 31; 41 particularly advantageous in a pulley, in particular a crankshaft pulley integrated.
  • a crankshaft is disclosed, for example, in International Publication WO 201 1/124193 A1.
  • the torque transmission device 1; 31; 41 has an input side 3 and an output side 4. From the input side 3, a torque can be transmitted to the output side 4. In addition, a torque can be transmitted to the input side 3 from the output side 4. In addition, the input side 3 / output side 4, depending on the operating condition and / or need, even without torque transmission relative to the output side 4 / input side 3 rotatable, possibly also vice versa.
  • the input side 3 of the torque transmission device 1, 31, 41 is, for example, non-rotatably connected to a crankshaft of an internal combustion engine in the drive train of a motor vehicle.
  • the output side 4 of the torque transmission device 1; 31; 41 is rotatably connected, for example, with a belt track of a pulley, which is arranged in a belt drive of the motor vehicle.
  • a starter generator and an air conditioning compressor are further arranged in the belt drive.
  • the torque transmission device 1 shown in Figures 1 and 2 comprises a freewheel 1 1 and a freewheel lock-up clutch 12.
  • the freewheel 1 1 is designed as a unidirectional, apparent freewheel.
  • the freewheel lock-up clutch 12 is designed as a switchable backlash-free clutch, for example as a dog clutch.
  • the torque transmission device 1 with the freewheel 1 1 and the freewheel lock-up clutch 12 can be switched by a common switching device 10 between two positions.
  • the torque transmitting device 1 is shown in a first position.
  • the input side 3 of the torque transmission device 1 via the freewheel 1 1 is coupled to the output side 4.
  • the freewheel 1 1 is designed, for example, as a sprag freewheel, which clamps in a relative direction of rotation between the input side 3 and the output side 4 in order to transmit a torque.
  • the clutch 12 is, as seen at the bottom of two capital letters B, open.
  • FIG. 2 shows the torque transmission device 1 in its second position.
  • the common switching device 10 is switched so that the freewheel 1 1 between the input side 3 and the output side 4 of the torque transmission device 1 has no effect.
  • the clutch 12 is closed by the common switching device 10.
  • the coupling 12 acts in both directions, that is, by the coupling 12, a rotationally fixed connection between the input side 3 and the output side 4 is created.
  • the common switching device 10 includes, for example, a switching cage, which acts both on the running, for example, a roller freewheel 1 1 and on the play-free coupling 12.
  • the Umschaltkarfig shifts the roles of the freewheel when closing the backlash-free clutch 12.
  • a speed synchronization, which is necessary to close the backlash-free coupling, preferably takes place largely by the freewheel 1 1.
  • the freewheel 1 1 is in closed play-free clutch 12 without function.
  • the freewheel 1 1 can no longer transmit torque in both directions in the second position of the torque transmission device 1 shown in Figure 2.
  • an undesirable jamming of freewheel 1 1 and play-free clutch 12 is particularly advantageous prevented.
  • the common switching device 10 comprises an adjusting cage 60, which can also be referred to as a switching cage.
  • the input side 3 of the torque transmission device 1 is a common inner ring 61 for the freewheel 1 1 and the Freilaufüberbrü- ckungskupplung 12 assigned.
  • the output side 4 of the torque transmission device 1 is a common outer ring 62 for the freewheel 1 1 and the Freilaufüberbrückungs- coupling 12 assigned.
  • an inner ring toothing 71 is formed on the inner ring 61.
  • the inner ring toothing 71 is arranged opposite an outer ring toothing 72, which is formed on the outer ring 62.
  • an intermediate toothing 74 is formed, which together with the inner ring toothing 71 and the outer ring toothing 72 represents a positive locking device 75.
  • the intermediate toothing 74 is not arranged between the inner ring toothing 71 and the outer ring toothing 72, so that the positive locking device 75 is open.
  • the adjusting ramps 64 and the clamping bodies, in particular clamping rollers 65 act as a one-way freewheel between the outer ring 62 and the inner ring 61.
  • the adjusting cage 60 presses the clamping body 65 away from the adjusting ramp 64 with its clamping body loading device 67, that is to say to the right in FIG.
  • the intermediate toothing 64 in position B creates a positive connection between the inner ring toothing 71 and the outer ring toothing 72.
  • the closed form-fitting device 75 connects the inner ring 61 to the outer ring 62 without play. This results, as indicated by a double arrow 78 in Figure 6, a rotationally fixed connection in both directions between the input side 3 and the output side 4 of the torque transmitting device. 1
  • other driving elements instead of the teeth 71, 72 may be used.
  • the torque transmission device 31 shown in FIG. 3 comprises two freewheels 21, 22.
  • the freewheels 21, 22 are one-sided, preferably positive-locking, Freewheels acting in opposite directions.
  • the common switching device 10 preferably comprises a positive, switchable switching element, which allows simultaneous switching of the two freewheels 21, 22.
  • the torque transmission device 31 shown in FIG. 3 can be switched between three different positions A, B, C with the aid of the common changeover device 10.
  • position A only the freewheel 21 acts between the input side 3 and the output side 4.
  • the freewheel 22 has no effect in the position A.
  • position B both freewheels 21, 22 have no effect.
  • the position B corresponds to the neutral position.
  • position C the freewheel 22 unfolds its effect.
  • the freewheel 21 has no effect in position C.
  • the freewheels 21, 22 comprise torque-transmitting form-locking elements, such as pawls, which are biased by a spring device.
  • the form-fitting elements in particular the pawls, each cooperate with at least one profile, preferably two profiles, in the force or torque-transmitting components. Due to the positive cooperation of the positive locking elements or pawls with the profiles a force or torque transmission is possible.
  • the positive locking elements, in particular pawls act mainly tangentially between the force or torque transmitting components.
  • the common switching device 10 is advantageously designed so that in the different positions A, B, C only one or none of the freewheels 21, 22 is effective. As a result, a mutual jamming of the form-locking elements or the freewheels 21, 22 is particularly advantageously prevented.
  • the common changeover device 10 comprises an adjustment cage 80.
  • the adjustment cage 80 is associated with both freewheels 21, 22.
  • the torque transmission device 31 comprises an inner ring 81, which is assigned to the input side 3, and an outer ring 82, which is assigned to the output side 4.
  • the freewheel 21 comprises as a form-fitting element a pawl 84 which is biased by a spring 85. On the inner ring 81, a profile 86 is formed. On the outer ring 82, a profile 87 is formed. An adjusting element 88 for the pawl 84 is attached to the adjusting cage 80.
  • the freewheel 22 includes, as the freewheel 21, a pawl 94 and a spring 95.
  • the pawl 94 acts to represent a positive connection or a torque transmission with a profile 96 on the inner ring 81 and a profile 97 on the outer ring 82 together.
  • the pawl 94 is associated with an adjusting element 98 which is attached to the adjusting cage 80.
  • the pawls 84, 94 of the freewheels 21, 22 unfold their blocking effect for torque transmission in opposite relative directions of rotation.
  • the adjusting cage 80 releases the pawl 84 of the freewheel 21 so that the spring 85 can press the pawl 84 into the profile 87 on the outer ring 82.
  • the profile 86 on the inner ring 81 and the profile 87 on the outer ring 82 are designed so that the pawl 84 in this position in a direction indicated by an arrow 101 locking direction positively a force or torque between the inner ring 81 and the outer ring 82 can transmit ,
  • the adjusting cage 80 with the adjusting element 98, the pawl 94 of the freewheel 22 so that it can not be pressed by the spring 95 in the profile 97 on the outer ring 82.
  • the freewheel 22 can not transmit a force or a torque between the outer ring 82 and the inner ring 81 in any direction.
  • both pawls 84, 94 are blocked by the adjusting cage 80 with the adjusting elements 88 and 98 and can not be pressed by the springs 85, 95 in the respective profiles 87, 97 on the outer ring 82.
  • both freewheels 21, 22 can not transmit a force or a torque between the outer ring 82 and the inner ring 81 in any direction, as indicated by a dotted double arrow 102.
  • the switching position C is shown, in which the adjusting cage 80 with its adjusting element 88 blocks the pawl 84 so that it can not be pressed by the spring 85 in the profile 87 on the outer ring 82.
  • the freewheel device 21 can thus transmit no force or torque between the outer ring 82 and the inner ring 81 in any direction.
  • the adjusting cage 80 with the adjusting element 98 is the Pawl 94 free, so that the spring 95 can push the pawl 94 in the profile 97 on the outer ring 82.
  • the profile 96 on the inner ring 81 and the profile 97 on the outer ring 82 are designed so that the pawl 94 in its position shown in Figure 9 in one direction can positively transfer a force or torque between the inner ring 81 and the outer ring 82, as by an arrow 103 is indicated. In the opposite direction, the pawl 94 slides out of the profile 97 on the outer ring 82, so that the freewheel 22 can transmit no force or no torque in the opposite direction.
  • the freewheels 21, 22 can also be designed such that the pawls 84, 94 always lie in the profiles 87, 97 of the outer ring 82, for example by spring biasing force. In this embodiment then determines the Verstellhanfig 80, the position of the pawls 84, 94 to the profiles 86, 96 on the inner ring 81 of the torque transmitting device 31st
  • the torque transmission device 41 shown in FIG. 4 comprises two oppositely acting one-way clutches 51, 52 which can be shifted by the common change-over device 10.
  • a shift position A the freewheel 51 acts in a first direction.
  • the switching position A the freewheel 52 has no effect.
  • the switching position B the freewheel 52 acts in a second direction, which is opposite to the first direction.
  • the switching position B the freewheel 51 has no effect.
  • the common switching device 10 acts on both freewheels 51, 52.
  • the common switching device 10 includes, for example, a switching cage, the clamping body or rollers of the freewheels 51, 52 shifts. At the same time, the switching device 10 allows only the function or effectiveness of one of the two freewheels 51, 52 to be maximum. As a result, unwanted jamming of the two freewheels 51, 52 can be prevented.
  • the common switching device 10 comprises an adjusting cage 110, which can also be referred to as a switching cage.
  • the input side 3 of the torque transmission device 41 is associated with an inner ring 1 1 1.
  • the output side 4 of the torque transmission device 41 is an outer ring 1 12 assigned.
  • the inner ring 1 1 1 has to represent the freewheel 51 Verstellrampen 1 14, which cooperate with clamping bodies 1 15, for example, pinch rollers.
  • the clamp body 1 15 are biased by springs 1 16 against the ramps 1 14.
  • a KlemmSystembeetzschungs coupled 1 17 is provided for switching the freewheel 51.
  • a clamping direction is indicated in Figure 10, in which the freewheel 51, a torque from the inner ring 1 1 1 on the outer ring 1 12 can transmit.
  • the inner ring 1 1 1 is provided with an opposite to the Verstellrampe 1 14 of the freewheel 51 aligned Verstellrampe 124.
  • the adjusting ramp 124 is associated with a clamping body 125, which is prestressed by a spring 126.
  • the clamping body 125 is pushed away from the adjusting ramp 124 by a clamping body loading device 127 mounted on the adjusting cage 110, wherein the spring 126 is compressed.
  • the freewheel 51 acts with the Verstellrampe 1 14 and the clamping body 1 15 as a one-sided freewheel between the outer ring 1 12 and the inner ring 1 1 1.
  • the adjusting cage 1 10 acts on the clamping body 125 via the clamping body-loading device 127 and the spring 126, so that the latter is pressed onto or against the adjusting ramp 124.
  • the adjusting cage 1 10 acts in the switching position B via the KlemmMechbeaufschlagungs founded 1 17 on the clamping body 1 15, so that the clamping body 1 15 is pressed by the Verstellrampe 1 14 away.
  • the Verstellrampe 124 and the clamping body 125 act as a one-sided freewheel 52 between the outer ring 1 12 and the inner ring 1 1 1.
  • the clamping direction is here, as indicated by an arrow 129, exactly opposite as in switching position A.
  • FIGS. 12 to 14 show a similar torque transmission device as in FIGS. 10 and 11.
  • a ballast elasticity 130 is combined with the common changeover device 10.
  • the Vorschaltelastiztician 130 includes a Vorschaltfeder 132, which is the adjusting cage 1 10 upstream.
  • a Vorschaltky- fig 134 presses on the Vorschaltfeder 132 on the Verstellkyfig 1 10.
  • the Vorschaltfeder 132 between the Verstellhimfig 1 10 and the Vorschaltrith 134 is biased. If neither of the freewheels 51, 52 jams, then the movement of the Vorschalthimfigs 134 is transferred to the adjustment cage 1 10.

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Arrangement And Mounting Of Devices That Control Transmission Of Motive Force (AREA)
  • Hydraulic Clutches, Magnetic Clutches, Fluid Clutches, And Fluid Joints (AREA)
  • Mechanical Operated Clutches (AREA)

Abstract

Dispositif de transmission de couple comportant au moins une roue libre qui est embrayable pour permettre une transmission de couple dans des sens de rotation relative opposés. La présente invention se caractérise en ce que la roue libre et un embrayage de pontage de roue libre peuvent être embrayés par un dispositif de changement de vitesses commun.
PCT/DE2013/200248 2012-11-22 2013-10-28 Dispositif de transmission de couple Ceased WO2014079426A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
DE112013005618.6T DE112013005618A5 (de) 2012-11-22 2013-10-28 Drehmomentübertragungseinrichtung
CN201380059231.3A CN104797839B (zh) 2012-11-22 2013-10-28 转矩传递装置

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102012221329 2012-11-22
DE102012221329.5 2012-11-22

Publications (1)

Publication Number Publication Date
WO2014079426A1 true WO2014079426A1 (fr) 2014-05-30

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Application Number Title Priority Date Filing Date
PCT/DE2013/200248 Ceased WO2014079426A1 (fr) 2012-11-22 2013-10-28 Dispositif de transmission de couple
PCT/DE2013/200249 Ceased WO2014079427A1 (fr) 2012-11-22 2013-10-28 Dispositif de transmission de couple

Family Applications After (1)

Application Number Title Priority Date Filing Date
PCT/DE2013/200249 Ceased WO2014079427A1 (fr) 2012-11-22 2013-10-28 Dispositif de transmission de couple

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CN (2) CN104797839B (fr)
DE (4) DE102013221835A1 (fr)
WO (2) WO2014079426A1 (fr)

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DE102014216082A1 (de) 2013-09-18 2015-03-19 Schaeffler Technologies Gmbh & Co. Kg Fliehkraftgesteuerter Klinkenfreilauf

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DE112014001024B4 (de) * 2013-02-27 2024-02-08 Schaeffler Technologies AG & Co. KG Riemenscheibe mit einer Drehmomentübertragungsvorrichtung zur wahlweisen Drehmomentübertragung
DE102014217599B4 (de) 2014-09-03 2017-10-19 Schaeffler Technologies AG & Co. KG Freilauf und Verfahren zum Schalten eines Freilaufs
DE102016206884A1 (de) 2016-04-22 2017-10-26 Zf Friedrichshafen Ag Mittels eines Formgedächtniselements schaltbare Kupplung und Kraftfahrzeugantriebsystem mit einer solchen Kupplung
DE102016211145B4 (de) 2016-06-22 2022-03-31 Schaeffler Technologies AG & Co. KG Aktorlos betätigte Riemenscheibenkupplung mit Fliehkraft- und Trägheitsstellelementen

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US4055240A (en) * 1975-01-21 1977-10-25 S.S.S. Patents Limited Fluid operated toothed clutch with dashpot
GB1532829A (en) * 1975-02-07 1978-11-22 Toyota Motor Co Ltd Fuel-saving system for an internal combustion engine-driven vehicle
US4053038A (en) * 1976-08-12 1977-10-11 Philadelphia Gear Corporation Self-synchronizing clutch
US4354584A (en) 1978-09-30 1982-10-19 Zahnradfabrik Friedrichshafen A.G. Transmission-clutch operating system
WO2011124193A1 (fr) 2010-04-06 2011-10-13 Schaeffler Technologies Gmbh & Co. Kg Poulie à courroie de vilebrequin

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Publication number Priority date Publication date Assignee Title
DE102014216082A1 (de) 2013-09-18 2015-03-19 Schaeffler Technologies Gmbh & Co. Kg Fliehkraftgesteuerter Klinkenfreilauf

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CN104797840A (zh) 2015-07-22
DE112013005618A5 (de) 2015-08-27
CN104797839B (zh) 2017-05-10
WO2014079427A1 (fr) 2014-05-30
DE102013221835A1 (de) 2014-05-22
DE102013221839A1 (de) 2014-05-22
CN104797839A (zh) 2015-07-22
CN104797840B (zh) 2018-09-21
DE112013005606A5 (de) 2015-10-22

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