JPH09177823A - Synchronizing device for gear transmission - Google Patents
Synchronizing device for gear transmissionInfo
- Publication number
- JPH09177823A JPH09177823A JP7335421A JP33542195A JPH09177823A JP H09177823 A JPH09177823 A JP H09177823A JP 7335421 A JP7335421 A JP 7335421A JP 33542195 A JP33542195 A JP 33542195A JP H09177823 A JPH09177823 A JP H09177823A
- Authority
- JP
- Japan
- Prior art keywords
- synchronizer
- sleeve
- leaf spring
- synchronizing device
- engaging
- 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.)
- Pending
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
- F16D23/00—Details of mechanically-actuated clutches not specific for one distinct type
- F16D23/02—Arrangements for synchronisation, also for power-operated clutches
- F16D23/04—Arrangements for synchronisation, also for power-operated clutches with an additional friction clutch
- F16D23/06—Arrangements for synchronisation, also for power-operated clutches with an additional friction clutch and a blocking mechanism preventing the engagement of the main clutch prior to synchronisation
-
- 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
- F16D23/00—Details of mechanically-actuated clutches not specific for one distinct type
- F16D23/02—Arrangements for synchronisation, also for power-operated clutches
- F16D23/04—Arrangements for synchronisation, also for power-operated clutches with an additional friction clutch
- F16D23/06—Arrangements for synchronisation, also for power-operated clutches with an additional friction clutch and a blocking mechanism preventing the engagement of the main clutch prior to synchronisation
- F16D23/0612—Arrangements for synchronisation, also for power-operated clutches with an additional friction clutch and a blocking mechanism preventing the engagement of the main clutch prior to synchronisation the blocking mechanism comprising a radial pin in an axial slot with at least one branch
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mechanical Operated Clutches (AREA)
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】本発明は、歯車変速機の同期
装置に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a gear transmission synchronizing device.
【０００２】[0002]
【従来の技術】歯車変速機の同期装置の一つとして、シ
ンクロナイザハブとスリーブとのスプライン嵌合部にシ
ンクロナイザキーを有し、このシンクロナイザキーの両
端部が前記シンクロナイザハブを軸方向に挟んで配置さ
れる両シンクロナイザリングに設けた切欠に嵌合するよ
うにしたものがあり、例えば実開昭５１−１４１７４８
号公報に示されている。2. Description of the Related Art As one of synchronizers of a gear transmission, a spline fitting portion of a synchronizer hub and a sleeve has a synchronizer key, and both ends of the synchronizer key are arranged so as to sandwich the synchronizer hub in the axial direction. Some synchronizer rings are fitted with notches provided in the two synchronizer rings. For example, in Japanese Utility Model Laid-Open No. 51-141748.
No. in the official gazette.
【０００３】[0003]
【発明が解決しようとする課題】上記した公報の同期装
置においては、両シンクロナイザリングを引き寄せるス
プリング（シンクロナイザリングの無用な作動を抑制す
るもの）をシンクロナイザキーに組付けるようにしてい
て、スプリングとシンクロナイザキーが個々に存在する
ため、部品点数が多いといった問題があるとともに、構
造が複雑となる問題がある。In the synchronizer of the above publication, a spring (which suppresses unnecessary operation of the synchronizer rings) for attracting both synchronizer rings is attached to the synchronizer key. Since each key exists individually, there is a problem that the number of parts is large and the structure is complicated.
【０００４】[0004]
【課題を解決するための手段】本発明は、上記した問題
に対処すべくなされたものであり、シンクロナイザハブ
とスリーブとのスプライン嵌合部にシンクロナイザキー
を有し、このシンクロナイザキーの両端部が前記シンク
ロナイザハブを軸方向に挟んで配置される両シンクロナ
イザリングに設けた切欠に嵌合する歯車変速機の同期装
置において、前記シンクロナイザキーを板ばねで構成
し、この板ばねの両端部に前記各切欠に設けた係合部と
係合する係合部を設けるとともに、前記板ばねの中央部
に前記スリーブの内周部に設けた係合部と係合する係合
部を設けて、前記スリーブが中立位置にある状態にて前
記両シンクロナイザリングが前記板ばねによって引き寄
せられるように構成したことに特徴がある。この場合に
おいて、前記スリーブがシフト位置にある状態にても前
記両シンクロナイザリングが前記板ばねによって引き寄
せられるように構成するのが望ましい。SUMMARY OF THE INVENTION The present invention has been made to solve the above-mentioned problems, and has a synchronizer key at the spline fitting portion between the synchronizer hub and the sleeve, and both ends of the synchronizer key are In a synchronizer of a gear transmission that fits into notches provided in both synchronizer rings that are arranged with the synchronizer hub sandwiched in the axial direction, the synchronizer key is formed of a leaf spring, and both ends of the leaf spring are provided with the above-mentioned each. The sleeve is provided with an engaging portion that engages with the engaging portion provided in the notch, and an engaging portion that engages with the engaging portion provided on the inner peripheral portion of the sleeve at the center of the leaf spring. It is characterized in that both of the synchronizer rings are attracted by the leaf springs in a state where is in the neutral position. In this case, it is preferable that both the synchronizer rings are attracted by the leaf springs even when the sleeve is in the shift position.
【０００５】[0005]
【発明の作用・効果】上記のように構成した本発明によ
る歯車変速機の同期装置においては、スリーブが中立位
置にある状態にて（構成設定によってはシフト位置にあ
る状態にても）板ばねによって両シンクロナイザリング
が引き寄せられるように構成してあるため、両シンクロ
ナイザリングの無用な作動を抑制することができる。ま
た、スリーブが中立位置からシフト位置に向けて軸方向
に押動されると、板ばねは中央の係合部をスリーブによ
って軸方向及び径内方に押されて、同期側のシンクロナ
イザリングを軸方向に押圧してシンクロナイザキーの機
能を発揮するとともに、径内方に弾性変形してスリーブ
のシフト位置への軸方向移動を許容する。In the synchronizing device for a gear transmission according to the present invention having the above-described structure, the leaf spring is provided with the sleeve in the neutral position (even in the shift position depending on the configuration setting). Since both synchronizer rings are configured to be attracted by the above, unnecessary operation of both synchronizer rings can be suppressed. When the sleeve is axially pushed from the neutral position to the shift position, the leaf spring pushes the central engaging portion axially and radially inward by the sleeve, so that the synchronizer ring on the synchronizing side is rotated. It exerts the function of the synchronizer key by pressing in the direction, and elastically deforms radially inward to allow the axial movement of the sleeve to the shift position.
【０００６】このように、本発明による歯車変速機の同
期装置においては、板ばねという単一の部材によってシ
ンクロナイザキーとしての機能と両シンクロナイザリン
グを引き寄せるスプリングとしての機能を発揮させるこ
とができるため、部品点数の削減と構造の簡素化を図る
ことができて、当該同期装置の小型軽量化とコスト低減
を図ることができる。As described above, in the gear transmission synchronizing device according to the present invention, the function as the synchronizer key and the function as the spring for attracting both the synchronizer rings can be exerted by the single member of the leaf spring. The number of parts can be reduced and the structure can be simplified, and the size and weight of the synchronizing device can be reduced and the cost can be reduced.
【０００７】[0007]
【発明の実施の形態】以下に、本発明の各実施形態を図
面に基づいて説明する。図１は本発明による同期装置の
一実施形態を示していて、この実施形態の同期装置にお
いては回転軸１１にシンクロナイザハブ１２が軸方向移
動不能かつトルク伝達可能にスプライン嵌合されてお
り、このシンクロナイザハブ１２の外周にはシフトフォ
ーク１３によって軸方向に押動されるスリーブ１４が軸
方向へ移動可能かつトルク伝達可能にスプライン嵌合さ
れている。また、シンクロナイザハブ１２とスリーブ１
４のスプライン嵌合部には板ばね１５が組付けられてい
る。BEST MODE FOR CARRYING OUT THE INVENTION Embodiments of the present invention will be described below with reference to the drawings. FIG. 1 shows an embodiment of a synchronizer according to the present invention. In the synchronizer of this embodiment, a synchronizer hub 12 is spline-fitted to a rotating shaft 11 so as to be immovable in the axial direction and capable of transmitting torque. A sleeve 14 axially pushed by a shift fork 13 is spline-fitted to the outer periphery of the synchronizer hub 12 so as to be axially movable and torque-transmittable. Also, synchronizer hub 12 and sleeve 1
A leaf spring 15 is attached to the spline fitting portion 4 of FIG.
【０００８】板ばね１５は、図１及び図２に示したよう
に、シンクロナイザハブ１２を軸方向に挟んで配置され
る両シンクロナイザリング１６，１７に設けた切欠１６
ａ，１７ａに両端部を嵌合するようにして組付けられて
いて、中央部には図１に示したスリーブ１４の中立位置
にてスリーブ１４の内周部中央に設けた山形の係合凹部
１４ａと弾撥的に係合する半円筒形状の係合凸部１５ａ
が設けられ、また両端部には前記各切欠１６ａ，１７ａ
に設けた円錐穴形状の係合凹部１６ａ１，１７ａ１と弾
撥的に係合する半球状の係合凸部１５ｂ，１５ｃが設け
られている。半円筒形状の係合凸部１５ａは、スリーブ
１４が中立位置にある図１に示した状態にてスリーブ１
４の内周部中央に設けた山形の係合凹部１４ａと弾撥的
に係合するとともに、スリーブ１４が各シフト位置にあ
る状態にてスリーブ１４の内周部両端に設けた山形の係
合凹部１４ｂ，１４ｃと弾撥的に係合するようになって
いて、各状態では両シンクロナイザリング１６，１７が
引き寄せられてシンクロナイザハブ１２に当接するよう
になっている。As shown in FIGS. 1 and 2, the leaf spring 15 is provided with a notch 16 provided in both synchronizer rings 16 and 17 arranged with the synchronizer hub 12 interposed therebetween in the axial direction.
a and 17a are fitted so that both ends thereof are fitted to each other, and a mountain-shaped engaging recess provided at the center of the inner peripheral portion of the sleeve 14 at the neutral position of the sleeve 14 shown in FIG. 14a is a semi-cylindrical engagement protrusion 15a that elastically engages with 14a
Are provided, and the notches 16a and 17a are provided at both ends.
Hemispherical engaging protrusions 15b and 15c that are elastically engaged with the conical hole-shaped engaging recesses 16a1 and 17a1. The semi-cylindrical engagement protrusion 15a is provided with the sleeve 1 in the state shown in FIG. 1 in which the sleeve 14 is in the neutral position.
4 is elastically engaged with a chevron-shaped engaging concave portion 14a provided at the center of the inner circumferential portion of No. 4, and chevron-shaped engagement provided on both ends of the inner circumferential portion of the sleeve 14 in a state where the sleeve 14 is in each shift position The recesses 14b and 14c are elastically engaged with the recesses 14b and 14c. In each state, the synchronizer rings 16 and 17 are attracted and come into contact with the synchronizer hub 12.
【０００９】各シンクロナイザリング１６，１７は、切
欠１６ａ，１７ａに円錐穴形状の係合部１６ａ１，１７
ａ１を設けた構成を除いて従来のものと同じ構成であ
り、そのテーパ穴部にてクラッチギヤ２１，２２のテー
パコーン部に嵌合されている。各クラッチギヤ２１，２
２は変速ギヤ２３，２４の対向端部に一体的に組付けら
れていて、回転軸１１に対して回転自在かつ軸方向移動
不能とされている。The respective synchronizer rings 16 and 17 have conical hole-shaped engaging portions 16a1 and 17 in the notches 16a and 17a.
The structure is the same as that of the conventional one except that a1 is provided, and the tapered holes are fitted to the tapered cone parts of the clutch gears 21 and 22. Each clutch gear 21,2
Reference numeral 2 is integrally assembled to the opposite ends of the transmission gears 23 and 24, and is rotatable with respect to the rotating shaft 11 and is immovable in the axial direction.
【００１０】上記のように構成した本実施形態の同期装
置においては、スリーブ１４が中立位置にある状態及び
各シフト位置にある状態にて板ばね１５によって両シン
クロナイザリング１６，１７が引き寄せられるように構
成してあるため、両シンクロナイザリング１６，１７の
無用な作動を抑制することができる。また、スリーブ１
４が中立位置からシフト位置に向けて軸方向に押動され
ると、板ばね１５は中央の係合凸部１５ａをスリーブ１
４によって軸方向及び径内方に押されて、同期側のシン
クロナイザリング１６または１７を軸方向に押圧してシ
ンクロナイザキーの機能を発揮するとともに、径内方に
弾性変形してスリーブ１４のシフト位置への軸方向移動
を許容する。In the synchronizer of the present embodiment constructed as described above, both synchronizer rings 16 and 17 are attracted by the leaf spring 15 when the sleeve 14 is in the neutral position and in each shift position. Since it is configured, it is possible to suppress unnecessary operation of both synchronizer rings 16 and 17. Also, sleeve 1
4 is pushed in the axial direction from the neutral position to the shift position, the leaf spring 15 moves the engaging protrusion 15a at the center into the sleeve 1.
4 is pushed inward in the axial direction and the radial direction to push the synchronizer ring 16 or 17 on the synchronizing side in the axial direction to exert the function of the synchronizer key, and is elastically deformed inward in the radial direction to shift the shift position of the sleeve 14. Allows axial movement to.
【００１１】このように、本実施形態の同期装置におい
ては、板ばね１５という単一の部材によってシンクロナ
イザキーとしての機能と両シンクロナイザリング１６，
１７を引き寄せるスプリングとしての機能を発揮させる
ことができるため、部品点数の削減と構造の簡素化を図
ることができて、当該同期装置の小型軽量化とコスト低
減を図ることができる。As described above, in the synchronizer of this embodiment, the single member of the leaf spring 15 serves as a synchronizer key and both synchronizer rings 16 and 16.
Since the function as a spring for attracting 17 can be exerted, the number of parts can be reduced and the structure can be simplified, and the size and weight of the synchronizer can be reduced and the cost can be reduced.
【００１２】図３は本発明による同期装置の他の実施形
態を示していて、この実施形態の同期装置においては、
上記実施形態の板ばね１５における半球状の係合凸部１
５ｂ，１５ｃに代えて半円筒状の係合凸部１１５ｂ，１
１５ｃを両端部に設けた板ばね１１５が採用されてい
て、これに対応して各シンクロナイザリング１６，１７
の切欠１６ａ，１７ａにＶ溝形状の係合凹部１６ａ１，
１７ａ１が設けられている。その他の構成は上記実施形
態の構成と同じであるため、同一符号を付してその説明
は省略する。また、この実施形態の作用効果は上記実施
形態の作用効果と同じであるため、その説明は省略す
る。FIG. 3 shows another embodiment of the synchronizing device according to the present invention. In the synchronizing device of this embodiment,
Hemispherical engaging convex portion 1 in the leaf spring 15 of the above embodiment.
5b, 15c instead of the semi-cylindrical engagement protrusion 115b, 1
A leaf spring 115 provided with 15c at both ends is employed, and correspondingly, the synchronizer rings 16 and 17 are provided.
V-shaped engaging recesses 16a1,
17a1 is provided. Since other configurations are the same as the configurations of the above-described embodiment, the same reference numerals are given and the description thereof is omitted. Further, the operation and effect of this embodiment are the same as the operation and effect of the above-mentioned embodiment, and thus the description thereof will be omitted.
【００１３】上記した各実施形態においては、スリーブ
１４の内周部両端に山形の係合凹部１４ｂ，１４ｃを設
けて、スリーブ１４が各シフト位置にある状態にても両
シンクロナイザリング１６，１７が引き寄せられるよう
に構成したが、上記山形の係合凹部１４ｂ，１４ｃを無
くして本発明を実施することも可能である。また、上記
した各実施形態においては、板ばね１５に設けた各係合
部１５ａ，１５ｂ，１５ｃを凸形状とし、これらと係合
する係合部１４ａ，１４ｂ，１４ｃと１６ａ１，１７ａ
１を凹形状とした例について説明したが、凹凸形状を逆
として本発明を実施することも可能である。In each of the above-described embodiments, the mountain-shaped engaging recesses 14b and 14c are provided at both ends of the inner peripheral portion of the sleeve 14 so that both synchronizer rings 16 and 17 can operate even when the sleeve 14 is in each shift position. Although it is configured to be attracted, the present invention can be carried out without the chevron-shaped engaging recesses 14b and 14c. Further, in each of the above-described embodiments, the engaging portions 15a, 15b, 15c provided on the leaf spring 15 are formed in a convex shape, and the engaging portions 14a, 14b, 14c and 16a1, 17a engaging with these are formed.
Although the example in which 1 is a concave shape has been described, it is also possible to implement the present invention by reversing the concave and convex shape.
【図１】 本発明による同期装置の一実施形態を示す断
面図である。FIG. 1 is a sectional view showing an embodiment of a synchronizing device according to the present invention.
【図２】 図１に示した板ばねの斜視図である。2 is a perspective view of the leaf spring shown in FIG. 1. FIG.
【図３】 本発明による同期装置の他の実施形態を示す
断面図である。FIG. 3 is a cross-sectional view showing another embodiment of the synchronizer according to the present invention.
【図４】 図３に示した板ばねの斜視図である。FIG. 4 is a perspective view of the leaf spring shown in FIG.
１２…シンクロナイザハブ、１４…スリーブ、１４ａ，
１４ｂ，１４ｃ…スリーブの内周部に設けた係合凹部、
１５…板ばね、１５ａ，１５ｂ，１５ｃ…板ばねに設け
た係合凸部、１６，１７…シンクロナイザリング、１６
ａ，１７ａ…切欠、１６ａ１，１７ａ１…切欠に設けた
係合凹部。12 ... Synchronizer hub, 14 ... Sleeve, 14a,
14b, 14c ... engaging recesses provided on the inner peripheral portion of the sleeve,
15 ... Leaf springs, 15a, 15b, 15c ... Engagement protrusions provided on the leaf springs, 16, 17 ... Synchronizer ring, 16
a, 17a ... Notches, 16a1, 17a1 ... Engagement recesses provided in the notches.
Claims (2)
ライン嵌合部にシンクロナイザキーを有し、このシンク
ロナイザキーの両端部が前記シンクロナイザハブを軸方
向に挟んで配置される両シンクロナイザリングに設けた
切欠に嵌合する歯車変速機の同期装置において、前記シ
ンクロナイザキーを板ばねで構成し、この板ばねの両端
部に前記各切欠に設けた係合部と係合する係合部を設け
るとともに、前記板ばねの中央部に前記スリーブの内周
部に設けた係合部と係合する係合部を設けて、前記スリ
ーブが中立位置にある状態にて前記両シンクロナイザリ
ングが前記板ばねによって引き寄せられるように構成し
たことを特徴とする歯車変速機の同期装置。1. A synchronizer key is provided in a spline fitting portion between a synchronizer hub and a sleeve, and both ends of the synchronizer key are fitted into notches provided in both synchronizer rings arranged so as to sandwich the synchronizer hub in the axial direction. In the synchronizing device of a gear transmission, the synchronizer key is formed of a leaf spring, and both end portions of the leaf spring are provided with engaging portions that engage with the engaging portions provided in the notches, and the leaf spring is also provided. An engaging portion that engages with an engaging portion provided on the inner peripheral portion of the sleeve is provided in the central portion of the so that both the synchronizer rings are attracted by the leaf spring in a state where the sleeve is in the neutral position. A synchronizing device for a gear transmission characterized in that it is configured.
ても前記両シンクロナイザリングが前記板ばねによって
引き寄せられるように構成したことを特徴とする請求項
１記載の歯車変速機の同期装置。2. The synchronizer for a gear transmission according to claim 1, wherein the both synchronizer rings are attracted by the leaf springs even when the sleeve is in the shift position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7335421A JPH09177823A (en) | 1995-12-22 | 1995-12-22 | Synchronizing device for gear transmission |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7335421A JPH09177823A (en) | 1995-12-22 | 1995-12-22 | Synchronizing device for gear transmission |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH09177823A true JPH09177823A (en) | 1997-07-11 |
Family
ID=18288376
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7335421A Pending JPH09177823A (en) | 1995-12-22 | 1995-12-22 | Synchronizing device for gear transmission |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH09177823A (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0957279A1 (en) * | 1998-05-15 | 1999-11-17 | Renault | Synchroniser with pre-energiser spring |
| FR2785026A1 (en) * | 1998-10-23 | 2000-04-28 | Renault | Synchromesh system for manual gearbox of motor vehicle has arming dog for synchronizing ring made of flat strip material |
| JP2006057717A (en) * | 2004-08-19 | 2006-03-02 | Daihatsu Motor Co Ltd | Synchronizer clutch mechanism |
| KR100568814B1 (en) * | 2004-04-30 | 2006-04-07 | 현대자동차주식회사 | Synchronizer of Manual Transmission |
| WO2009030403A1 (en) * | 2007-08-28 | 2009-03-12 | Daimler Ag | Locking synchronization device |
| GB2476985A (en) * | 2010-01-19 | 2011-07-20 | Gm Global Tech Operations Inc | Synchronization key having low wear |
| US9267550B2 (en) | 2013-02-27 | 2016-02-23 | Aisin Seiki Kabushiki Kaisha | Transmission shift device |
| CN113483034A (en) * | 2021-06-30 | 2021-10-08 | 重庆长安汽车股份有限公司 | Synchronizer sliding block and synchronizer |
-
1995
- 1995-12-22 JP JP7335421A patent/JPH09177823A/en active Pending
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0957279A1 (en) * | 1998-05-15 | 1999-11-17 | Renault | Synchroniser with pre-energiser spring |
| FR2778708A1 (en) * | 1998-05-15 | 1999-11-19 | Renault | SYNCHRONIZATION DEVICE AND ARMING SPRING FOR A GEARBOX SYNCHRONIZATION DEVICE |
| FR2785026A1 (en) * | 1998-10-23 | 2000-04-28 | Renault | Synchromesh system for manual gearbox of motor vehicle has arming dog for synchronizing ring made of flat strip material |
| KR100568814B1 (en) * | 2004-04-30 | 2006-04-07 | 현대자동차주식회사 | Synchronizer of Manual Transmission |
| JP2006057717A (en) * | 2004-08-19 | 2006-03-02 | Daihatsu Motor Co Ltd | Synchronizer clutch mechanism |
| JP4526327B2 (en) * | 2004-08-19 | 2010-08-18 | ダイハツ工業株式会社 | Synchronizer clutch mechanism |
| WO2009030403A1 (en) * | 2007-08-28 | 2009-03-12 | Daimler Ag | Locking synchronization device |
| GB2476985A (en) * | 2010-01-19 | 2011-07-20 | Gm Global Tech Operations Inc | Synchronization key having low wear |
| US9267550B2 (en) | 2013-02-27 | 2016-02-23 | Aisin Seiki Kabushiki Kaisha | Transmission shift device |
| EP2772657A3 (en) * | 2013-02-27 | 2016-06-08 | Aisin Seiki Kabushiki Kaisha | Transmission shift device |
| CN113483034A (en) * | 2021-06-30 | 2021-10-08 | 重庆长安汽车股份有限公司 | Synchronizer sliding block and synchronizer |
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