JP2021071156A - 自動変速機 - Google Patents
自動変速機 Download PDFInfo
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- JP2021071156A JP2021071156A JP2019197716A JP2019197716A JP2021071156A JP 2021071156 A JP2021071156 A JP 2021071156A JP 2019197716 A JP2019197716 A JP 2019197716A JP 2019197716 A JP2019197716 A JP 2019197716A JP 2021071156 A JP2021071156 A JP 2021071156A
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- JP
- Japan
- Prior art keywords
- vertical wall
- sleeve
- wall portion
- oil passage
- axial direction
- 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.)
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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
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D67/00—Combinations of couplings and brakes; Combinations of clutches and brakes
- F16D67/02—Clutch-brake combinations
- F16D67/04—Clutch-brake combinations fluid actuated
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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
- F16H3/00—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion
- F16H3/44—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion using gears having orbital motion
- F16H3/62—Gearings having three or more central gears
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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
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D25/00—Fluid-actuated clutches
- F16D25/06—Fluid-actuated clutches in which the fluid actuates a piston incorporated in, i.e. rotating with the clutch
- F16D25/062—Fluid-actuated clutches in which the fluid actuates a piston incorporated in, i.e. rotating with the clutch the clutch having friction surfaces
- F16D25/063—Fluid-actuated clutches in which the fluid actuates a piston incorporated in, i.e. rotating with the clutch the clutch having friction surfaces with clutch members exclusively moving axially
- F16D25/0635—Fluid-actuated clutches in which the fluid actuates a piston incorporated in, i.e. rotating with the clutch the clutch having friction surfaces with clutch members exclusively moving axially with flat friction surfaces, e.g. discs
- F16D25/0638—Fluid-actuated clutches in which the fluid actuates a piston incorporated in, i.e. rotating with the clutch the clutch having friction surfaces with clutch members exclusively moving axially with flat friction surfaces, e.g. discs with more than two discs, e.g. multiple lamellae
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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
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D25/00—Fluid-actuated clutches
- F16D25/10—Clutch systems with a plurality of fluid-actuated clutches
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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
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D25/00—Fluid-actuated clutches
- F16D25/12—Details not specific to one of the before-mentioned types
- F16D25/123—Details not specific to one of the before-mentioned types in view of cooling and lubrication
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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
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H57/023—Mounting or installation of gears or shafts in the gearboxes, e.g. methods or means for assembly
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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
- F16H57/00—General details of gearing
- F16H57/08—General details of gearing of gearings with members having orbital motion
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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
- F16H57/00—General details of gearing
- F16H57/08—General details of gearing of gearings with members having orbital motion
- F16H57/10—Braking arrangements
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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
- F16H63/00—Control outputs from the control unit to change-speed- or reversing-gearings for conveying rotary motion or to other devices than the final output mechanism
- F16H63/02—Final output mechanisms therefor; Actuating means for the final output mechanisms
- F16H63/30—Constructional features of the final output mechanisms
- F16H63/3023—Constructional features of the final output mechanisms the final output mechanisms comprising elements moved by fluid pressure
- F16H63/3026—Constructional features of the final output mechanisms the final output mechanisms comprising elements moved by fluid pressure comprising friction clutches or brakes
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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
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D2121/00—Type of actuator operation force
- F16D2121/02—Fluid pressure
- F16D2121/04—Fluid pressure acting on a piston-type actuator, e.g. for liquid pressure
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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
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D2300/00—Special features for couplings or clutches
- F16D2300/06—Lubrication details not provided for in group F16D13/74
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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
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H2057/02039—Gearboxes for particular applications
- F16H2057/02043—Gearboxes for particular applications for vehicle transmissions
- F16H2057/02047—Automatic transmissions
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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
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H2057/02086—Measures for reducing size of gearbox, e.g. for creating a more compact transmission casing
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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
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H2057/02095—Measures for reducing number of parts or components
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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
- F16H57/00—General details of gearing
- F16H57/08—General details of gearing of gearings with members having orbital motion
- F16H2057/087—Arrangement and support of friction devices in planetary gearings, e.g. support of clutch drums, stacked arrangements of friction devices
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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
- F16H63/00—Control outputs from the control unit to change-speed- or reversing-gearings for conveying rotary motion or to other devices than the final output mechanism
- F16H63/02—Final output mechanisms therefor; Actuating means for the final output mechanisms
- F16H63/30—Constructional features of the final output mechanisms
- F16H2063/3093—Final output elements, i.e. the final elements to establish gear ratio, e.g. dog clutches or other means establishing coupling to shaft
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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
- F16H2200/00—Transmissions for multiple ratios
- F16H2200/003—Transmissions for multiple ratios characterised by the number of forward speeds
- F16H2200/006—Transmissions for multiple ratios characterised by the number of forward speeds the gear ratios comprising eight forward speeds
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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
- F16H2200/00—Transmissions for multiple ratios
- F16H2200/20—Transmissions using gears with orbital motion
- F16H2200/2002—Transmissions using gears with orbital motion characterised by the number of sets of orbital gears
- F16H2200/2012—Transmissions using gears with orbital motion characterised by the number of sets of orbital gears with four sets of orbital gears
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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
- F16H2200/00—Transmissions for multiple ratios
- F16H2200/20—Transmissions using gears with orbital motion
- F16H2200/203—Transmissions using gears with orbital motion characterised by the engaging friction means not of the freewheel type, e.g. friction clutches or brakes
- F16H2200/2043—Transmissions using gears with orbital motion characterised by the engaging friction means not of the freewheel type, e.g. friction clutches or brakes with five engaging means
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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
- F16H57/00—General details of gearing
- F16H57/04—Features relating to lubrication or cooling or heating
- F16H57/042—Guidance of lubricant
- F16H57/0421—Guidance of lubricant on or within the casing, e.g. shields or baffles for collecting lubricant, tubes, pipes, grooves, channels or the like
- F16H57/0424—Lubricant guiding means in the wall of or integrated with the casing, e.g. grooves, channels, holes
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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
- F16H57/00—General details of gearing
- F16H57/04—Features relating to lubrication or cooling or heating
- F16H57/042—Guidance of lubricant
- F16H57/043—Guidance of lubricant within rotary parts, e.g. axial channels or radial openings in shafts
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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
- F16H57/00—General details of gearing
- F16H57/04—Features relating to lubrication or cooling or heating
- F16H57/0467—Elements of gearings to be lubricated, cooled or heated
- F16H57/0473—Friction devices, e.g. clutches or brakes
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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
- F16H57/00—General details of gearing
- F16H57/04—Features relating to lubrication or cooling or heating
- F16H57/048—Type of gearings to be lubricated, cooled or heated
- F16H57/0482—Gearings with gears having orbital motion
- F16H57/0484—Gearings with gears having orbital motion with variable gear ratio or for reversing rotary motion
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Hydraulic Clutches, Magnetic Clutches, Fluid Clutches, And Fluid Joints (AREA)
- Mechanical Operated Clutches (AREA)
- General Details Of Gearings (AREA)
Abstract
Description
11 変速機ケース
21,35 縦壁部
22 スリーブの円筒部
23 スリーブのフランジ部
24 スリーブ
25 結合部
85 リターンスプリング
86、87 プレート
110 第1スリーブ
120 第2スリーブ
a,b,c,d 供給油路
B1,B2 結合部材
BR1,BR2 ブレーキ
CL1,CL2,CL3 クラッチ
Claims (6)
- 変速機ケースの縦壁部の軸方向一方側にクラッチが配置されると共に前記縦壁部の軸方向他方側に所定部品が配置され、前記クラッチに前記縦壁部を通じて前記クラッチの径方向内側から作動油が供給される自動変速機であって、
前記縦壁部の径方向内側において前記縦壁部の軸方向一方側及び軸方向他方側に軸方向に延びる円筒部と、前記円筒部から径方向外側に延びて前記縦壁部の軸方向他方側に結合されるフランジ部とを有するスリーブを備え、
前記フランジ部は、前記所定部品の径方向内側に配置され、
前記クラッチに作動油を供給する供給油路は、前記縦壁部から、前記縦壁部と前記フランジ部との結合部を介して軸方向に延びる第1油路と、前記第1油路に接続されて径方向に延びる前記フランジ部内の第2油路と、前記第2油路に接続されて軸方向に延びる前記円筒部内の第3油路とを通じて、前記クラッチの径方向内側に作動油を供給するように構成されている、
ことを特徴とする自動変速機。 - 前記所定部品は、ブレーキである、
ことを特徴とする請求項1に記載の自動変速機。 - 前記スリーブは、前記円筒部の外周側を構成する第1円筒部と前記フランジ部とを有する第1スリーブと、前記円筒部の内周側を構成して前記第1円筒部の内面に取り付けられる第2円筒部を有する第2スリーブとを備え、
前記第3油路は、前記第1円筒部の内面と前記第2円筒部の外面との間に形成される、
ことを特徴とする請求項1又は請求項2に記載の自動変速機。 - 前記縦壁部の軸方向一方側に複数のクラッチが配置され、
前記供給油路は、前記複数のクラッチにそれぞれ締結用作動油を供給する複数の供給油路を含む、
ことを特徴とする請求項1から請求項3の何れか1項に記載の自動変速機。 - 前記縦壁部の軸方向一方側に複数のクラッチが配置され、
前記供給油路は、前記複数のクラッチに潤滑用作動油を供給する供給油路を含む、
ことを特徴とする請求項1から請求項4の何れか1項に記載の自動変速機。 - 前記縦壁部に、前記スリーブを結合する結合部材によって前記スリーブと共に前記所定部品であるブレーキのリターンスプリングを受けるプレートが結合される、
ことを特徴とする請求項1から請求項5の何れか1項に記載の自動変速機。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2019197716A JP7131528B2 (ja) | 2019-10-30 | 2019-10-30 | 自動変速機 |
CN202010968534.9A CN112747089B (zh) | 2019-10-30 | 2020-09-15 | 自动变速器 |
US17/029,412 US11306792B2 (en) | 2019-10-30 | 2020-09-23 | Automatic transmission |
DE102020006319.5A DE102020006319A1 (de) | 2019-10-30 | 2020-10-14 | Automatikgetriebe |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2019197716A JP7131528B2 (ja) | 2019-10-30 | 2019-10-30 | 自動変速機 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2021071156A true JP2021071156A (ja) | 2021-05-06 |
JP7131528B2 JP7131528B2 (ja) | 2022-09-06 |
Family
ID=75485761
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2019197716A Active JP7131528B2 (ja) | 2019-10-30 | 2019-10-30 | 自動変速機 |
Country Status (4)
Country | Link |
---|---|
US (1) | US11306792B2 (ja) |
JP (1) | JP7131528B2 (ja) |
CN (1) | CN112747089B (ja) |
DE (1) | DE102020006319A1 (ja) |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001304293A (ja) * | 2000-04-18 | 2001-10-31 | Daihatsu Motor Co Ltd | クラッチ構造 |
WO2016063857A1 (ja) * | 2014-10-23 | 2016-04-28 | マツダ株式会社 | 自動変速機 |
JP2018115741A (ja) * | 2017-01-20 | 2018-07-26 | マツダ株式会社 | 自動変速機 |
JP2019082196A (ja) * | 2017-10-30 | 2019-05-30 | マツダ株式会社 | 自動変速機 |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1864126A (en) * | 1929-08-30 | 1932-06-21 | Oilgear Co | Clutch |
US2887199A (en) * | 1956-07-26 | 1959-05-19 | Funk Aircraft Company | Reversing clutch assembly |
US3735656A (en) * | 1971-05-12 | 1973-05-29 | Hjo Mekaniska Verkstad K & V | Arrangement in and relating to high speed impact cold planar flow shearing apparatus |
JP4161444B2 (ja) * | 1998-12-21 | 2008-10-08 | アイシン・エィ・ダブリュ株式会社 | 自動変速機 |
FR2871106B1 (fr) * | 2004-06-03 | 2007-10-05 | Peugeot Citroen Automobiles Sa | Element de transmission a double embrayage pour chaine de traction hybride de vehicule automobile, procede de montage, et vehicule automobile equipe d'un tel element |
JP4414996B2 (ja) * | 2006-11-21 | 2010-02-17 | 株式会社エクセディ | 複式クラッチ装置 |
JP2010006190A (ja) * | 2008-06-25 | 2010-01-14 | Honda Motor Co Ltd | ハイブリッド車両用動力装置 |
DE102010010922C5 (de) * | 2009-08-14 | 2024-08-08 | Borgwarner Inc. | Parallele Doppelkupplungseinrichtung und Antriebsstrang mit einer solchen parallelen Doppelkupplungseinrichtung |
JP2015068458A (ja) * | 2013-09-30 | 2015-04-13 | アイシン・エィ・ダブリュ株式会社 | 動力伝達装置 |
CN207128607U (zh) * | 2016-12-23 | 2018-03-23 | 舍弗勒技术股份两合公司 | 用于机动车的混合动力模块和驱动组件 |
JP6525024B2 (ja) * | 2017-05-24 | 2019-06-05 | マツダ株式会社 | 変速機のブレーキ装置 |
JP7040105B2 (ja) * | 2018-02-20 | 2022-03-23 | マツダ株式会社 | 自動変速機 |
JP2019143708A (ja) * | 2018-02-20 | 2019-08-29 | マツダ株式会社 | 自動変速機 |
JP2019158055A (ja) * | 2018-03-15 | 2019-09-19 | マツダ株式会社 | 自動変速機 |
-
2019
- 2019-10-30 JP JP2019197716A patent/JP7131528B2/ja active Active
-
2020
- 2020-09-15 CN CN202010968534.9A patent/CN112747089B/zh active Active
- 2020-09-23 US US17/029,412 patent/US11306792B2/en active Active
- 2020-10-14 DE DE102020006319.5A patent/DE102020006319A1/de active Pending
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001304293A (ja) * | 2000-04-18 | 2001-10-31 | Daihatsu Motor Co Ltd | クラッチ構造 |
WO2016063857A1 (ja) * | 2014-10-23 | 2016-04-28 | マツダ株式会社 | 自動変速機 |
JP2018115741A (ja) * | 2017-01-20 | 2018-07-26 | マツダ株式会社 | 自動変速機 |
JP2019082196A (ja) * | 2017-10-30 | 2019-05-30 | マツダ株式会社 | 自動変速機 |
Also Published As
Publication number | Publication date |
---|---|
CN112747089B (zh) | 2023-11-03 |
US11306792B2 (en) | 2022-04-19 |
US20210131513A1 (en) | 2021-05-06 |
CN112747089A (zh) | 2021-05-04 |
DE102020006319A1 (de) | 2021-05-06 |
JP7131528B2 (ja) | 2022-09-06 |
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