WO2001031232A1 - Schaltvorrichtung für ein elektronisch gesteuertes automatik getriebe eines kraftfahrzeuges - Google Patents
Schaltvorrichtung für ein elektronisch gesteuertes automatik getriebe eines kraftfahrzeuges Download PDFInfo
- Publication number
- WO2001031232A1 WO2001031232A1 PCT/DE2000/003777 DE0003777W WO0131232A1 WO 2001031232 A1 WO2001031232 A1 WO 2001031232A1 DE 0003777 W DE0003777 W DE 0003777W WO 0131232 A1 WO0131232 A1 WO 0131232A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- switching
- switching device
- gear
- sensor
- minus
- Prior art date
Links
Classifications
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- 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
- F16H59/00—Control inputs to control units of change-speed-, or reversing-gearings for conveying rotary motion
- F16H59/02—Selector apparatus
- F16H59/0204—Selector apparatus for automatic transmissions with means for range selection and manual shifting, e.g. range selector with tiptronic
-
- 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
- F16H59/00—Control inputs to control units of change-speed-, or reversing-gearings for conveying rotary motion
- F16H59/02—Selector apparatus
- F16H2059/0239—Up- and down-shift or range or mode selection by repeated movement
-
- 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
- F16H59/00—Control inputs to control units of change-speed-, or reversing-gearings for conveying rotary motion
- F16H59/02—Selector apparatus
- F16H2059/0239—Up- and down-shift or range or mode selection by repeated movement
- F16H2059/0243—Up- and down-shift or range or mode selection by repeated movement with push buttons, e.g. shift buttons arranged on steering wheel
-
- 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
- F16H59/00—Control inputs to control units of change-speed-, or reversing-gearings for conveying rotary motion
- F16H59/02—Selector apparatus
- F16H2059/0252—Selector apparatus with means for initiating skip or double gear shifts, e.g. by moving selection lever beyond a threshold
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T74/00—Machine element or mechanism
- Y10T74/19—Gearing
- Y10T74/19219—Interchangeably locked
- Y10T74/19251—Control mechanism
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T74/00—Machine element or mechanism
- Y10T74/20—Control lever and linkage systems
- Y10T74/20012—Multiple controlled elements
- Y10T74/20018—Transmission control
- Y10T74/2003—Electrical actuator
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T74/00—Machine element or mechanism
- Y10T74/20—Control lever and linkage systems
- Y10T74/20012—Multiple controlled elements
- Y10T74/20018—Transmission control
- Y10T74/20067—Control convertible between automatic and manual operation
Definitions
- the invention relates to a switching device for a vehicle automatic transmission controlled by an electronic control unit, in particular for motor vehicles, according to the kind defined in the preamble of claim 1.
- Switching devices in which a driver selects an automatic driving mode via a selector lever are known from practice, for example in automatic car transmissions with electronic control.
- a shift gate with a plurality of sensors is usually provided for the selector lever, with the sensors each being assigned a shift position of a dynamic shift program.
- the selector lever can mechanically e.g. a switching position P for parking, R for reverse driving, N for neutral (idle) and D for forward driving (Drive) can be selected, in which an automatic switching between the smallest
- the electronic control unit of the automatic transmission contains modules that automatically shift the shift characteristics of the transmission depending on the driving style and driving situation.
- shifting devices often have shift positions for a gear stage that can be shifted up to a maximum.
- a shift position "4" can be used to lock a fifth gear when there are frequent gear changes between fourth and fifth gears under certain driving conditions, while, for example, a shift position "2" upshifts to a higher gear, for example in the mountains longer uphill and downhill sections is prevented.
- a shift position for first gear can of course also be provided.
- such known shifting devices In order to enable a simple manual change between the individual gear stages and to enable the driver to operate manually, for example to implement a sportier driving style, such known shifting devices often have a further shifting device for so-called “tip shifting”, in which can be shifted to the next lower or next higher gear stage by tapping a corresponding sensor using the selector lever or a separate switch or button.
- Such a switching device is known from DE 38 07 881 C2, in which case the “manual program” of the inching circuit by means of a switch gate for the dynamic see switching program parallel second switching gate is realized.
- the selector lever is switched via a cross gate into the second shift gate, in which it is held in a neutral central position by springs and triggers upshifts and downshifts on the transmission when it is pivoted manually by the shifting movements of the selector lever being detected by sensors. whose signals go into the control unit of the automatic transmission.
- the disadvantage is that the plus sensor or the minus sensor must be tapped several times in succession. This not only affects the ease of use, but can also be used in critical driving situations, e.g. in the event of an overtaking maneuver, delays in the manual program that endanger safety and malfunctions on the part of the driver.
- the second shifting device has a shifting position for the selector for simple downshifting into the next lower gear stage and a further shifting position for maximum downshifting into the gear stage with the lowest possible gear ratio and, if appropriate, a shifting position for the selector for single upshifting to the next higher gear as well as a further shift position for maximum upshift to the gear with the highest possible gear ratio, the ease of use for desired downshifts or upshifts by several gears in the manual program is optimized for the driver.
- the switching device according to the invention is particularly suitable for motor vehicles with an electronically controlled automatic vehicle transmission, which can be a stepped automatic transmission or a CVT automatic transmission.
- an electronically controlled automatic vehicle transmission which can be a stepped automatic transmission or a CVT automatic transmission.
- applications in other vehicles such as, for example, motorcycles or watercraft with electronically controlled automatic vehicle transmissions, are also conceivable, since here too there is often a driver request for gear changes, in particular downshifts, at maximum speed by several gear stages.
- Fig.l is a schematic representation of a switching device for a vehicle automatic transmission controlled by an electronic control unit according to the invention
- 2 shows another embodiment of the switching device according to the invention with a selection device designed as a tip button on a multifunction steering wheel;
- FIG. 3 shows a further embodiment of the selection device of the switching device according to the invention as
- FIG. 1 Another embodiment of the selection device of the switching device according to the invention as
- a switching device 1 for a vehicle automatic transmission 3 controlled by an electronic control unit 2 is shown, the latter being only indicated symbolically.
- the switching device 1 which is provided here in a passenger car, has a first switching device 4 for a dynamic switching program. on, in which by selecting a shift position P for parking the vehicle, a shift position R for reverse travel, a shift position N for idling, and a shift position D for automatic forward travel according to the requirements of an adaptive transmission control, various automatically shiftable transmission gears can be selected , This is done by means of a selector lever 5 functioning as a selector device, which can be displaced in a first shift gate 6, in which sensors for the above-described shift positions are arranged.
- first shift gate 6 in addition to the shift positions P, R, N and D, further shift positions “4” for a fourth gear stage, “3” for a third gear stage and “2” for a second gear stage are provided, in each of which the shift between the first gear and this designated gear stage is carried out automatically.
- the switching of the first gear stage with braking effect takes place electronically in dependence on the shift position “2” and the driving speed.
- the sensor-sensed position of the selector lever 5 is output as signals to the electronic control unit 2 via signal transmission devices 7, 8.
- a second switching device 9 is provided for executing a manual program by means of a tip switch.
- a second shift gate 10 is arranged parallel to the first shift gate 6, into which the selector lever 5 can be switched via a cross gate 11.
- a sensor 12 indicated only symbolically in FIG. 1, is arranged in the region of the transverse alley 11.
- the structural design of the selector lever with regard to its pivotability in the setting of the switching device 1 corresponds to a conventional design per se, and can be designed, for example, as described in DE 38 07 881 C2.
- the movement resistance for the selector lever 5 for inserting the switching position "-" for maximum downshifting or the switching position "++" for maximum upshifting can also be applied with other mechanical, hydraulic or pneumatic means.
- the second switching device 9 can also be provided separately from the first switching device 4 and can be attached to a multifunction steering wheel 23, for example.
- the selection device for actuating the second switching device 9 with the manual program is no longer identical to the selection lever 5 of the first switching device 9.
- the selection device of the second switching device 9 can be designed here, for example, as a tip switch 24.
- the tip button 24 has a first button 25 for downshifts and a second button 26 for upshifts.
- the keys 25 and 26 are in the unactuated state in a neutral “middle position”, that is to say that none of the keys 25 or 26 is pressed to initiate a function assigned to them.
- the keys 25 and 26 each have two key levels, the first key level key 25 is assigned the switching position "-" for simple downshifting and the second key stage, at which key 25 is depressed, switching position "-" for maximum downshifting.
- key 26 has a first keying stage for the switching position "+” For single upshifting and a second, lower key level for the switching position "++” for maximum upshifting, whereby the switching position "++" can be optionally available.
- FIG 3 shows a further alternative embodiment of the selection device for the second switching device 9 for executing the manual program with a rotary switch 27.
- the switch 27 shown in the neutral central position and designed like conventional rotary switches can be rotated on the left in the direction 16 to carry out downshifts first into the switching position “-” for simple downshifting and, upon further rotation in the direction 16 against increased resistance, into the switching position “- for maximum downshifting , wherein the rotary switch 27 contacts the minus sensor 20 and the minus-minus sensor 21, which are connected to the electronic control unit 2 and are only indicated symbolically here.
- the rotary switch 27 is used to carry out simple Upshifts to the switching position "+” and to trigger a maximum upshifting to the switching position "++" can be rotated, the switching positions here also being associated with the plus sensor 17 and the plus-plus sensor 19.
- FIG 4 shows a further embodiment of the selection device for the second switching device 9 as a rocker Switch 28 is shown, which is attached to the multifunction steering wheel 23 in the embodiment shown, but can of course also be provided at other locations in the vehicle.
- the rocker switch 28 is designed in a manner known per se and has two stages in each rocker direction, the switching position “-” for simple downshifting and when the pressure is increased when the lower region 29 of the rocker switch 28 is actuated Switching position "-" for maximum downshifting is reached. In the same way, when an upper region 30 of the rocker switch 28 is pressed, the switching position “+” and, when actuated more, the optionally provided switching position “++” for maximum upshifting is reached.
- the described shifting device 1 according to the invention is particularly suitable for automatic transmissions with many gear stages, in which a large gear jump can be carried out with a single tap movement.
- “maximum downshift” means that the downshift is secured in terms of speed, that is, that a downshift is only possible if the permissible limit speed is not exceeded after the downshift. This ensures that the transmission is not damaged by improper use of the manual program.
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Arrangement Or Mounting Of Control Devices For Change-Speed Gearing (AREA)
- Control Of Transmission Device (AREA)
- Gear-Shifting Mechanisms (AREA)
Abstract
Description
Claims
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP00984865A EP1141587B1 (de) | 1999-10-26 | 2000-10-25 | Schaltvorrichtung für ein elektronisch gesteuertes automatikgetriebe eines kraftfahrzeuges |
JP2001533344A JP4732653B2 (ja) | 1999-10-26 | 2000-10-25 | 電子制御式の車両用オートマチックトランスミッションのためのシフト装置 |
US09/869,168 US6474186B1 (en) | 1999-10-26 | 2000-10-25 | Gear-change system for an electronically controlled vehicle automatic gearbox |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19951374.0 | 1999-10-26 | ||
DE19951374A DE19951374B4 (de) | 1999-10-26 | 1999-10-26 | Schaltvorrichtung für ein durch ein elektronisches Steuergerät gesteuertes Fahrzeugautomatgetriebe |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2001031232A1 true WO2001031232A1 (de) | 2001-05-03 |
Family
ID=7926807
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/DE2000/003777 WO2001031232A1 (de) | 1999-10-26 | 2000-10-25 | Schaltvorrichtung für ein elektronisch gesteuertes automatik getriebe eines kraftfahrzeuges |
Country Status (6)
Country | Link |
---|---|
US (1) | US6474186B1 (de) |
EP (1) | EP1141587B1 (de) |
JP (1) | JP4732653B2 (de) |
DE (1) | DE19951374B4 (de) |
ES (1) | ES2208447T3 (de) |
WO (1) | WO2001031232A1 (de) |
Cited By (3)
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EP1571377A1 (de) * | 2004-03-05 | 2005-09-07 | C.R.F. Società Consortile per Azioni | Automatikgetriebe mit Manualschaltung |
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EP1770311A1 (de) | 2005-09-30 | 2007-04-04 | Fico Triad S.A. | Vorrichtung mit integriertem Motor Start/Stop-Mechanismus, Betriebsartauswahlmechanismus und Schaltmechanismus für Kraftfahrzeug |
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JP3486339B2 (ja) * | 1998-04-23 | 2004-01-13 | ナイルス株式会社 | 自動変速機の操作装置 |
-
1999
- 1999-10-26 DE DE19951374A patent/DE19951374B4/de not_active Expired - Fee Related
-
2000
- 2000-10-25 EP EP00984865A patent/EP1141587B1/de not_active Expired - Lifetime
- 2000-10-25 JP JP2001533344A patent/JP4732653B2/ja not_active Expired - Fee Related
- 2000-10-25 ES ES00984865T patent/ES2208447T3/es not_active Expired - Lifetime
- 2000-10-25 WO PCT/DE2000/003777 patent/WO2001031232A1/de active IP Right Grant
- 2000-10-25 US US09/869,168 patent/US6474186B1/en not_active Expired - Lifetime
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DE9320309U1 (de) * | 1993-03-18 | 1994-03-31 | Dr.Ing.H.C. F. Porsche Ag, 70435 Stuttgart | Kraftfahrzeug mit einer Betätigungseinrichtung |
EP0725237A1 (de) * | 1995-02-01 | 1996-08-07 | Honda Giken Kogyo Kabushiki Kaisha | Steuerungssystem für automatisches Fahrzeuggetriebe |
DE19637533A1 (de) * | 1996-09-14 | 1998-03-26 | Zahnradfabrik Friedrichshafen | Elektrischer Fahrschalter |
DE19915892A1 (de) * | 1998-04-09 | 1999-10-14 | Nissan Motor | Schaltvorrichtung für ein Automatikgetriebe |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7107868B2 (en) * | 2002-03-12 | 2006-09-19 | Honda Giken Kogyo Kabushiki Kaisha | Transmission operating apparatus for vehicle |
US7597019B2 (en) | 2002-03-12 | 2009-10-06 | Honda Motor Co., Ltd. | Transmission operating apparatus for vehicle |
EP1571377A1 (de) * | 2004-03-05 | 2005-09-07 | C.R.F. Società Consortile per Azioni | Automatikgetriebe mit Manualschaltung |
EP1770311A1 (de) | 2005-09-30 | 2007-04-04 | Fico Triad S.A. | Vorrichtung mit integriertem Motor Start/Stop-Mechanismus, Betriebsartauswahlmechanismus und Schaltmechanismus für Kraftfahrzeug |
Also Published As
Publication number | Publication date |
---|---|
US6474186B1 (en) | 2002-11-05 |
EP1141587B1 (de) | 2003-11-12 |
DE19951374B4 (de) | 2007-10-31 |
ES2208447T3 (es) | 2004-06-16 |
EP1141587A1 (de) | 2001-10-10 |
JP4732653B2 (ja) | 2011-07-27 |
DE19951374A1 (de) | 2001-05-03 |
JP2003513207A (ja) | 2003-04-08 |
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