DE102004002064A1 - Automatic transmission system has clutch actuator and gear actuators which are mounted as separate assemblies in common housing - Google Patents

Automatic transmission system has clutch actuator and gear actuators which are mounted as separate assemblies in common housing Download PDF

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Publication number
DE102004002064A1
DE102004002064A1 DE102004002064A DE102004002064A DE102004002064A1 DE 102004002064 A1 DE102004002064 A1 DE 102004002064A1 DE 102004002064 A DE102004002064 A DE 102004002064A DE 102004002064 A DE102004002064 A DE 102004002064A DE 102004002064 A1 DE102004002064 A1 DE 102004002064A1
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Germany
Prior art keywords
transmission
actuator
clutch
shifting
automation
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Withdrawn
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DE102004002064A
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German (de)
Inventor
Reiner Dipl.-Ing. Keller
Eckhardt Dipl.-Ing. Lübke
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ZF Friedrichshafen AG
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ZF Friedrichshafen AG
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Publication date
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Priority to DE102004002064A priority Critical patent/DE102004002064A1/en
Publication of DE102004002064A1 publication Critical patent/DE102004002064A1/en
Withdrawn legal-status Critical Current

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16DCOUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D25/00Fluid-actuated clutches
    • F16D25/12Details not specific to one of the before-mentioned types
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60WCONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W10/00Conjoint control of vehicle sub-units of different type or different function
    • B60W10/02Conjoint control of vehicle sub-units of different type or different function including control of driveline clutches
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60WCONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W10/00Conjoint control of vehicle sub-units of different type or different function
    • B60W10/10Conjoint control of vehicle sub-units of different type or different function including control of change-speed gearings
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16DCOUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D25/00Fluid-actuated clutches
    • F16D25/08Fluid-actuated clutches with fluid-actuated member not rotating with a clutching member
    • F16D25/082Fluid-actuated clutches with fluid-actuated member not rotating with a clutching member the line of action of the fluid-actuated members co-inciding with the axis of rotation
    • F16D25/087Fluid-actuated clutches with fluid-actuated member not rotating with a clutching member the line of action of the fluid-actuated members co-inciding with the axis of rotation the clutch being actuated by the fluid-actuated member via a diaphragm spring or an equivalent array of levers
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16HGEARING
    • F16H61/00Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
    • F16H61/26Generation or transmission of movements for final actuating mechanisms
    • F16H61/28Generation or transmission of movements for final actuating mechanisms with at least one movement of the final actuating mechanism being caused by a non-mechanical force, e.g. power-assisted
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16HGEARING
    • F16H63/00Control outputs from the control unit to change-speed- or reversing-gearings for conveying rotary motion or to other devices than the final output mechanism
    • F16H2063/005Preassembled gear shift units for mounting on gear case
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16HGEARING
    • F16H61/00Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
    • F16H61/0003Arrangement or mounting of elements of the control apparatus, e.g. valve assemblies or snapfittings of valves; Arrangements of the control unit on or in the transmission gearbox

Abstract

The automatic transmission system has a clutch actuator (1) and gear actuators (2, 3). These are mounted as separate assemblies in a common housing (9).

Description

  • Die vorliegende Erfindung betrifft eine Einrichtung zur Automatisierung der Getriebefunktionen Kuppeln und Schalten, insbesondere bei einem automatisierten Schaltgetriebe gemäß dem Oberbegriff des Patentanspruchs 1.The The present invention relates to a device for automation the gear functions coupling and switching, especially in a automated transmission according to the preamble of the claim 1.
  • Die Automatisierung der Getriebefunktionen Kuppeln und Schalten gewinnt zunehmend an Bedeutung; automatisierte Schaltgetriebe, die eine derartige Automatisierung aufweisen, weisen den Vorteil auf, dass der Fahrer vom Gangwechsel im Fahrzeug entlastet wird. Es wird insgesamt ein komfortabler und sicherer Betrieb ermöglicht.The Automation of gear functions Coupling and shifting wins increasingly important; automated manual transmission, the one have such automation, have the advantage that the driver is relieved of the gear change in the vehicle. It will be total a comfortable and safe operation allows.
  • Zum Wählen und Schalten sind zwei kinematisch unabhängige Bewegungen notwendig, die nach dem Stand der Technik üblicherweise von elektromechanischen Getriebestellern durchgeführt werden. Bei der Kupplungsbetätigung wird durch einen entsprechenden Aktuator eine Translationsbewegung auf das Ausrücklager übertragen.To the Choose and switching two kinematically independent movements are necessary those of the prior art usually be carried out by electromechanical gearboxes. at the clutch operation becomes a translation movement by a corresponding actuator transfer the release bearing.
  • Die aus dem Stand der Technik bekannten Lösungen bezüglich der Automatisierung der Getriebefunktionen Kuppeln und Schalten sehen vor, dass ein Kupplungsaktuator und ein Getriebeaktuator bzw. elektromechanischer Getriebesteller als zwei getrennte Einheiten eingesetzt werden; somit sind am Getriebe zwei Anbauorte für die Aktuatorik notwendig.The known from the prior art solutions regarding the automation of Gear functions Coupling and shifting provide that a clutch actuator and a Getriebetaktuator or electromechanical Getriebesteller are used as two separate units; thus are at the transmission two cultivation places for the actuators necessary.
  • Der vorliegenden Erfindung liegt die Aufgabe zugrunde, die Anzahl der Bauteile sowie den erforderlichen Bauraum für die Automatisierung der Getriebefunktionen Kuppeln und Schalten zu reduzieren.Of the Present invention is based on the object, the number of Components and the required space for the automation of the transmission functions Coupling and switching reduce.
  • Diese Aufgabe wird durch die Merkmale des Patentanspruchs 1 gelöst. Weitere Ausgestaltungen und Vorteile gehen aus den Unteransprüchen hervor.These The object is solved by the features of claim 1. Further Embodiments and advantages will become apparent from the dependent claims.
  • Demnach wird vorgeschlagen, den Kupplungs- und den Getriebeaktuator in ein gemeinsames Gehäuse zusammenzufassen und als separate Baueinheit an das Getriebe anzuflanschen.Therefore is proposed, the clutch and the transmission actuator in a common housing to summarize and to flange as a separate unit to the transmission.
  • Hierbei kann die elektrische Verkabelung bzw. Verbindung zum Bordnetz in vorteilhafter Weise über einen Zentralstecker erfolgen, sodass die Anzahl der Schnittstellen sowie die erforderliche Kabellänge reduziert wird.in this connection can the electrical wiring or connection to the electrical system in advantageously over a central plug, so the number of interfaces as well as the required cable length is reduced.
  • Zur Kupplungsbetätigung ist erfindungsgemäß vorgesehen, dass die Kraft in der Überbrückungsstrecke zwischen Aktuator und Ausrücklager der Kupplung hydraulisch übertragen wird, wie es beispielsweise bei einer Bremsanlage der Fall ist, wobei Geber- und Nehmerzylinder erforderlich sind.to clutch Control is provided according to the invention, that the force in the bridging route between actuator and release bearing of the Hydraulic coupling is, as is the case for example in a brake system, where Master and slave cylinders are required.
  • Bei den bekannten Kupplungsaktuatoren mit hydraulischer Übertragung sind in nachteiliger Weise ein separater Haushalt für das hydraulische Medium sowie entsprechende separate Bauteile erforderlich.at the known clutch actuators with hydraulic transmission are disadvantageously a separate household for the hydraulic Medium and corresponding separate components required.
  • Um diese Nachteile zu vermeiden, wird zudem erfindungsgemäß vorgeschlagen, das Getriebeöl zur Kraftübertragung für die Kupplungsbetätigung zu nutzen, wobei zu diesem Zweck im Getriebegehäuse ein Rohrkanal vorgesehen ist, der einerseits mit dem Kupplungsaktuator und andererseits mit der Ölwanne des Getriebes verbunden ist und wobei zwischen Ölwanne und Rohrkanal ein Sperrventil angeordnet ist, welches im drucklosen Zustand öffnet und unter Druck sperrt. Der Rohrkanal kann im Getriebegehäuse eingegossen oder gebohrt sein. Wegen der Nutzung des Getriebeöls zur Kraftübertragung für die Kupplungsbestätigung ist kein separater Haushalt bzw. Vorratsbehälter für das hydraulische Medium erforderlich.Around To avoid these disadvantages, is also proposed according to the invention, the gear oil for power transmission for the Clutch operation too use, provided for this purpose in the transmission housing a pipe channel is, on the one hand with the clutch actuator and the other with the oil pan the transmission is connected and wherein between the oil pan and pipe channel a check valve is arranged, which opens in the depressurized state and locks under pressure. The pipe channel can be cast or drilled in the gearbox housing be. Because of the use of transmission oil for power transmission for the clutch confirmation is no separate household or reservoir for the hydraulic medium required.
  • Des Weiteren ist zur Kupplungsbetätigung ein Geber/Nehmersystem, umfassend einen Geber- und einen Nehmerzylinder vorgesehen, welches in das Getriebegehäuse integriert ist, wobei der erforderliche Bauraum durch Eingießen oder durch Bohren zur Verfügung gestellt wird.Of Further is the clutch operation A transmitter / receiver system comprising a master cylinder and a slave cylinder provided, which is integrated in the transmission housing, wherein the required space provided by pouring or by drilling becomes.
  • Der Ausrückzylinder (Nehmer) kann hierbei als CSC (Concentric Slave Cylinder) ausgeführt sein. Durch eine entsprechende Anordnung und Integration der Komponenten der hydraulischen Kraftübertragung (Ölleitung, Geber-Nehmer-zylinder) in das Getriebegehäuse kann der Kupplungsaktuator am Anbauort des Wähl- und Schaltaktuators angeordnet werden, sodass sich eine Aktuatoreinheit für Kuppeln, Wählen und Schalten ergibt.Of the release cylinder (Slave) can be executed as CSC (Concentric Slave Cylinder). By a corresponding arrangement and integration of the components of hydraulic power transmission (Oil line, Donor-recipient cylinder) in the gearbox the clutch actuator can be arranged at the place of installation of the selector and shift actuator, so that an actuator unit for domes, select and Switching results.
  • Die Erfindung wird im folgenden anhand der beigefügten Figur beispielhaft näher erläutert.The Invention will be explained in more detail below with reference to the accompanying figure by way of example.
  • In der Figur ist eine Schnittansicht eines Getriebes, welches eine erfindungsgemäße Einrichtung zur Automatisierung der Getriebefunktionen Kuppeln und Schalten umfasst. Hierbei sind nur die für die Erfindung wesentlichen Teile mit Bezugszeichen versehen.In The figure is a sectional view of a transmission, which is a Inventive device for Automation of gear functions Coupling and switching includes. Here are only the for the invention provides essential parts with reference numerals.
  • Wie aus der Figur ersichtlich, sind der Kupplungsaktuator 1 und der Getriebeaktuator, umfassend einen Schaltaktuator 2 und einen Wählaktuator 3 als eine Aktuatoreinheit in einem gemeinsamen Gehäuse 9 angeordnet. Des weiteren ist das Geber/Nehmersystem für den Kupplungsaktuator 1, umfassend einen Geberzylinder 4 und einen Nehmerzylinder 8 in das Getriebegehäuse integriert.As can be seen from the figure, the clutch actuator 1 and the transmission actuator comprising a shift actuator 2 and a dial actuator 3 as an actuator unit in a common housing 9 arranged. Furthermore, the Ge Receiver / receiver system for the clutch actuator 1 comprising a master cylinder 4 and a slave cylinder 8th integrated in the gearbox.
  • Die Ölwanne für das Getriebeöl ist mit 6 bezeichnet. Wie bereits erläutert, wird das Getriebeöl zur Kraftübertragung für die Kupplungsbetätigung genutzt; zu diesem Zweck ist im Getriebegehäuse ein Rohrkanal 5 vorgesehen, der einerseits mit dem Kupplungsaktuator 1 bzw. dem Geberzylinder 4 und andererseits mit der Ölwanne 6 des Getriebes verbunden ist. Hierbei ist zwischen Ölwanne 6 und Rohrkanal 5 ein Sperrventil 7 angeordnet, welches im drucklosen Zustand öffnet und unter Druck sperrt.The oil sump for the transmission oil is with 6 designated. As already explained, the transmission oil is used for power transmission for the clutch operation; For this purpose, in the gear housing, a pipe channel 5 provided, on the one hand with the clutch actuator 1 or the master cylinder 4 and on the other hand with the oil sump 6 the transmission is connected. Here is between oil sump 6 and pipe channel 5 a check valve 7 arranged, which opens in the pressureless state and locks under pressure.
  • 11
    Kupplungsaktuatorclutch
    22
    Schaltaktuatorshift actuator
    33
    Wählaktuatorselect actuator
    44
    GeberzylinderMaster cylinder
    55
    Rohrkanaltube channel
    66
    Ölwanneoil pan
    77
    Sperrventilcheck valve
    88th
    Nehmerzylinderslave cylinder
    99
    Gemeinsames Aktuatorgehäusecommon actuator housing

Claims (8)

  1. Einrichtung zur Automatisierung der Getriebefunktionen Kuppeln und Schalten, insbesondere bei einem automatisierten Schaltgetriebe, umfassend einen Kupplungsaktuator und einen Getriebeaktuator, dadurch gekennzeichnet, dass der Kupplungsaktuator (1) und der Getriebeaktuator (2, 3) als eine Aktuatoreinheit in einem gemeinsamen Gehäuse (9) angeordnet sind.Device for automating the transmission functions coupling and shifting, in particular in an automated manual transmission, comprising a clutch actuator and a transmission actuator, characterized in that the clutch actuator ( 1 ) and the transmission actuator ( 2 . 3 ) as an actuator unit in a common housing ( 9 ) are arranged.
  2. Einrichtung zur Automatisierung der Getriebefunktionen Kuppeln und Schalten nach Anspruch 1, dadurch gekennzeichnet, dass der Kupplungsaktuator (1) und der Getriebeaktuator (2, 3) als separate Baueinheit an das Getriebe angeflanscht sind.Device for the automation of gear functions Coupling and shifting according to claim 1, characterized in that the clutch actuator ( 1 ) and the transmission actuator ( 2 . 3 ) are flanged to the transmission as a separate unit.
  3. Einrichtung zur Automatisierung der Getriebefunktionen Kuppeln und Schalten nach Anspruch 1 oder 2, dadurch gekennzeichnet, dass die Kupplungsbetätigung hydraulisch erfolgt, wobei als Hydraulikfluid das Getriebeöl genutzt wird.Device for automation of gearbox functions Coupling and switching according to claim 1 or 2, characterized that the clutch operation hydraulically, with the hydraulic fluid used as the transmission fluid becomes.
  4. Einrichtung zur Automatisierung der Getriebefunktionen Kuppeln und Schalten nach Anspruch 3, dadurch gekennzeichnet, dass die Ölführung durch das Getriebegehäuse über einen die Kupplung bzw. den Kupplungsaktuator mit der Ölwanne (6) verbindenden Rohrkanal (5) erfolgt, wobei zwischen Ölwanne (6) und Rohrkanal (5) ein Sperrventil (7) angeordnet ist, welches im drucklosen Zustand öffnet und unter Druck sperrt.Device for automating the transmission functions coupling and shifting according to claim 3, characterized in that the oil passage through the transmission housing via a the clutch or the clutch actuator with the oil sump ( 6 ) connecting pipe channel ( 5 ), whereby between oil sump ( 6 ) and pipe channel ( 5 ) a check valve ( 7 ) is arranged, which opens in the depressurized state and blocks under pressure.
  5. Einrichtung zur Automatisierung der Getriebefunktionen Kuppeln und Schalten nach Anspruch 4, dadurch gekennzeichnet, dass der Rohrkanal (5) im Getriebegehäuse eingegossen oder gebohrt ist.Device for the automation of gear functions Coupling and shifting according to claim 4, characterized in that the pipe channel ( 5 ) is cast or drilled in the gear housing.
  6. Einrichtung zur Automatisierung der Getriebefunktionen Kuppeln und Schalten nach Anspruch 4 oder 5, dadurch gekennzeichnet, dass ein Geber/Nehmer-system, umfassend einen Geber- und einen Nehmerzylinder (4, 8) vorgesehen ist, welches in das Getriebegehäuse integriert ist.Device for automating the transmission functions coupling and shifting according to claim 4 or 5, characterized in that a transmitter / receiver system comprising a master cylinder and a slave cylinder ( 4 . 8th ) is provided, which is integrated in the transmission housing.
  7. Einrichtung zur Automatisierung der Getriebefunktionen Kuppeln und Schalten nach Anspruch 6, dadurch gekennzeichnet, dass der Nehmerzylinder (8) als CSC (Concentric Slave Cylinder) ausgeführt ist.Device for automating the transmission functions coupling and shifting according to claim 6, characterized in that the slave cylinder ( 8th ) is designed as CSC (Concentric Slave Cylinder).
  8. Einrichtung zur Automatisierung der Getriebefunktionen Kuppeln und Schalten nach einem der vorangehenden Ansprüche, dadurch gekennzeichnet, dass die elektrische Verkabelung bzw. Verbindung zum Bordnetz über einen Zentralstecker erfolgt.Device for automation of gearbox functions Coupling and switching according to one of the preceding claims, characterized in that the electrical wiring or connection to the Electrical system via a central plug takes place.
DE102004002064A 2004-01-15 2004-01-15 Automatic transmission system has clutch actuator and gear actuators which are mounted as separate assemblies in common housing Withdrawn DE102004002064A1 (en)

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Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2006106074A1 (en) * 2005-04-05 2006-10-12 Daimlerchrysler Ag Switching module of an automatic gearbox of a motor vehicle
DE102006038446A1 (en) * 2006-08-16 2008-02-21 Lsp Innovative Automotive Systems Gmbh Control gear has activated piston-cylinder-unit, and working chamber of hydraulic control cylinder is connected consecutively and simultaneously with mechanical actuators of coupling and gear actuator
DE102006040136A1 (en) * 2006-08-26 2008-03-06 Zf Friedrichshafen Ag Automatic gear box e.g. synchromesh gear, for commercial motor vehicle, has coupling actuator unit with cylinder, valve and sensor for providing coupling function, where valve, sensor and cylinder are integrated into gear actuator unit
DE102007043016A1 (en) * 2007-09-11 2009-03-12 Volkswagen Ag Drive arrangement with an internal combustion engine and an electric machine
DE102008015173A1 (en) * 2008-03-20 2009-09-24 Dr. Ing. H.C. F. Porsche Aktiengesellschaft vehicle transmissions
US8015891B2 (en) 2006-11-30 2011-09-13 Honda Motor Co., Ltd. Engine including speed-change actuator
WO2013056537A1 (en) * 2011-10-21 2013-04-25 盛瑞传动股份有限公司 Method for assembling automatic transmission case and dedicated tool thereof
DE102013012402A1 (en) * 2013-07-26 2015-01-29 Knorr-Bremse Systeme für Nutzfahrzeuge GmbH Actuating device for a manual transmission and a coupling unit of a commercial vehicle
DE102016206033A1 (en) * 2016-04-12 2017-10-12 Zf Friedrichshafen Ag Release device and gearbox
DE102006063077B3 (en) * 2006-08-16 2021-06-10 Lsp Innovative Automotive Systems Gmbh Manual transmission, having at least one driven piston-cylinder unit, and a method for operating the manual transmission
DE102006063073B3 (en) * 2006-08-16 2021-06-24 Lsp Innovative Automotive Systems Gmbh Manual transmission, having at least one driven piston-cylinder unit, and a method for operating the manual transmission

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Cited By (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2006106074A1 (en) * 2005-04-05 2006-10-12 Daimlerchrysler Ag Switching module of an automatic gearbox of a motor vehicle
DE102006038446A1 (en) * 2006-08-16 2008-02-21 Lsp Innovative Automotive Systems Gmbh Control gear has activated piston-cylinder-unit, and working chamber of hydraulic control cylinder is connected consecutively and simultaneously with mechanical actuators of coupling and gear actuator
DE102006063077B3 (en) * 2006-08-16 2021-06-10 Lsp Innovative Automotive Systems Gmbh Manual transmission, having at least one driven piston-cylinder unit, and a method for operating the manual transmission
DE102006038446B4 (en) 2006-08-16 2018-10-11 Lsp Innovative Automotive Systems Gmbh Manual transmission having at least one driven piston-cylinder unit, and a method for operating the gearbox
DE102006063073B3 (en) * 2006-08-16 2021-06-24 Lsp Innovative Automotive Systems Gmbh Manual transmission, having at least one driven piston-cylinder unit, and a method for operating the manual transmission
DE102006040136A1 (en) * 2006-08-26 2008-03-06 Zf Friedrichshafen Ag Automatic gear box e.g. synchromesh gear, for commercial motor vehicle, has coupling actuator unit with cylinder, valve and sensor for providing coupling function, where valve, sensor and cylinder are integrated into gear actuator unit
US8015891B2 (en) 2006-11-30 2011-09-13 Honda Motor Co., Ltd. Engine including speed-change actuator
DE102007049537B4 (en) * 2006-11-30 2016-06-09 Honda Motor Co., Ltd. Motor with speed change actuator
DE102007043016A1 (en) * 2007-09-11 2009-03-12 Volkswagen Ag Drive arrangement with an internal combustion engine and an electric machine
DE102008015173A1 (en) * 2008-03-20 2009-09-24 Dr. Ing. H.C. F. Porsche Aktiengesellschaft vehicle transmissions
WO2013056537A1 (en) * 2011-10-21 2013-04-25 盛瑞传动股份有限公司 Method for assembling automatic transmission case and dedicated tool thereof
US10161515B2 (en) 2013-07-26 2018-12-25 Knorr-Bremse Systeme Fuer Nutzfahrzeuge Gmbh Actuating device for a manual transmission and a clutch unit of a commercial vehicle
DE102013012402A1 (en) * 2013-07-26 2015-01-29 Knorr-Bremse Systeme für Nutzfahrzeuge GmbH Actuating device for a manual transmission and a coupling unit of a commercial vehicle
DE102016206033A1 (en) * 2016-04-12 2017-10-12 Zf Friedrichshafen Ag Release device and gearbox

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