JPS6149153U - - Google Patents
Info
- Publication number
- JPS6149153U JPS6149153U JP13559984U JP13559984U JPS6149153U JP S6149153 U JPS6149153 U JP S6149153U JP 13559984 U JP13559984 U JP 13559984U JP 13559984 U JP13559984 U JP 13559984U JP S6149153 U JPS6149153 U JP S6149153U
- Authority
- JP
- Japan
- Prior art keywords
- coupling device
- friction coupling
- gear
- engages
- manual valve
- 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.)
- Granted
Links
- 230000008878 coupling Effects 0.000 claims description 9
- 238000010168 coupling process Methods 0.000 claims description 9
- 238000005859 coupling reaction Methods 0.000 claims description 9
- 230000005540 biological transmission Effects 0.000 claims description 5
- 238000010586 diagram Methods 0.000 description 7
- 238000010276 construction Methods 0.000 description 1
Landscapes
- Control Of Transmission Device (AREA)
Description
第１図は、本考案に係る車両用自動変速機の油
圧制御装置の実施例を示す、要部油圧回路図、第
２図は、上記実施例が適用された車両用自動変速
機のトランスミツシヨン部を示すスケルトン図、
第３図は、同じく各摩擦継合装置の継合・組合わ
せ状態を示す線図、第４図は、第１図における制
御バルブの拡大図、第５図は、上記実施例でのス
ロツトル開度と所定圧との関係を示す線図、第６
図は、同じく油圧と出力軸トルクとの関係を時間
軸に沿つて示した線図である。
Ｃ１…フオワードクラツチ（第１摩擦継合装置
）、Ｂ２…セカンドブレーキ（第２摩擦継合装置
）、Ｆ１…一方向クラツチ、１２０…スロツトル
バルブ、１４０…マニユアルバルブ、１５０…１
−２シフトバルブ、１７０…（スクウオート）制
御バルブ。
FIG. 1 is a main hydraulic circuit diagram showing an embodiment of a hydraulic control device for a vehicle automatic transmission according to the present invention, and FIG. 2 is a transmission diagram of a vehicle automatic transmission to which the above embodiment is applied. Skeleton diagram showing the construction part,
FIG. 3 is a diagram showing the joint/combined state of each friction joint device, FIG. 4 is an enlarged view of the control valve in FIG. 1, and FIG. 5 is a diagram showing the throttle opening in the above embodiment. Diagram showing the relationship between degree and predetermined pressure, No. 6
The figure is also a diagram showing the relationship between oil pressure and output shaft torque along the time axis. C1 ...forward clutch (first friction coupling device), B2 ...second brake (second friction coupling device), F1 ...one-way clutch, 120...throttle valve, 140...manual valve, 150...1
-2 shift valve, 170... (squaw auto) control valve.
Claims (1)
１速段より高い変速段で継合する第２摩擦継合装
置と、該第２摩擦継合装置と直列に配置された一
方向クラツチとを備えた車両用自動変速機の油圧
制御装置において、 シフトレバーに連動したマニユアルバルブが、
前進レンジ以外の位置にあるときに、前記第２摩
擦継合装置に油圧を供給・維持させると共に、前
記マニユアルバルブが前進レンジにシフトされた
のに伴つて前記第１摩擦継合装置に発生された油
圧がスロツトル開度に応じて設定される所定圧に
達したときに、前記維持していた第２摩擦継合装
置での油圧を解放する制御バルブを備えたことを
特徴とする車両用自動変速機の油圧制御装置。[Claims for Utility Model Registration] A first friction coupling device that engages at a first gear, a second friction coupling device that engages at a gear higher than the first gear, and a second friction coupling device that engages at a gear higher than the first gear. In a hydraulic control system for a vehicle automatic transmission equipped with a one-way clutch arranged in series with a coupling device, a manual valve linked to a shift lever is
Supplying and maintaining hydraulic pressure to the second friction coupling device when the manual valve is in a position other than the forward range, and generating pressure in the first friction coupling device when the manual valve is shifted to the forward range. A vehicle automatic vehicle comprising: a control valve that releases the maintained hydraulic pressure in the second friction coupling device when the hydraulic pressure reaches a predetermined pressure set according to the throttle opening degree. Transmission hydraulic control device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1984135599U JPH0314602Y2 (en) | 1984-09-06 | 1984-09-06 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1984135599U JPH0314602Y2 (en) | 1984-09-06 | 1984-09-06 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6149153U true JPS6149153U (en) | 1986-04-02 |
| JPH0314602Y2 JPH0314602Y2 (en) | 1991-04-02 |
Family
ID=30694082
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1984135599U Expired JPH0314602Y2 (en) | 1984-09-06 | 1984-09-06 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0314602Y2 (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS50709A (en) * | 1973-05-04 | 1975-01-07 |
-
1984
- 1984-09-06 JP JP1984135599U patent/JPH0314602Y2/ja not_active Expired
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS50709A (en) * | 1973-05-04 | 1975-01-07 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0314602Y2 (en) | 1991-04-02 |
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