JPS63195148U - - Google Patents
Info
- Publication number
- JPS63195148U JPS63195148U JP8735987U JP8735987U JPS63195148U JP S63195148 U JPS63195148 U JP S63195148U JP 8735987 U JP8735987 U JP 8735987U JP 8735987 U JP8735987 U JP 8735987U JP S63195148 U JPS63195148 U JP S63195148U
- Authority
- JP
- Japan
- Prior art keywords
- friction element
- pressure
- circuit
- common
- orifice
- 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
- 230000005540 biological transmission Effects 0.000 claims description 4
- XDDAORKBJWWYJS-UHFFFAOYSA-N glyphosate Chemical compound OC(=O)CNCP(O)(O)=O XDDAORKBJWWYJS-UHFFFAOYSA-N 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Fluid-Pressure Circuits (AREA)
- Control Of Transmission Device (AREA)
Description
第１図は本考案にかかる自動変速機の変速制御
装置の一実施例を示す概略構成図、第２図は従来
の自動変速機の変速制御装置を示す概略構成図で
ある。
１０……第１摩擦要素、１２……第２摩擦要素
、１４……バンドサーボ、１６……締結圧供給回
路、１８……解放圧供給回路、２０……共通回路
、２４……オリフイス、２６……逃がし弁、２８
……キツクダウン導入回路。
FIG. 1 is a schematic diagram showing an embodiment of a shift control device for an automatic transmission according to the present invention, and FIG. 2 is a schematic diagram showing a conventional shift control device for an automatic transmission. 10... First friction element, 12... Second friction element, 14... Band servo, 16... Closing pressure supply circuit, 18... Release pressure supply circuit, 20... Common circuit, 24... Orifice, 26 ...Relief valve, 28
... Kickdown introduction circuit.
Claims (1)
摩擦要素と、同じ高速段設定時に液圧供給されて
解放される第２摩擦要素とを備え、第１摩擦要素
の締結圧供給回路と第２摩擦要素の解放圧供給回
路とが１本の共通回路に集合され、中、低速段設
定時に該共通回路を介して前記締結圧および前記
解放圧が排出される自動変速機において、 前記共通回路にオリフイスを設けると共に、こ
のオリフイスをバイパスしてキツクダウン圧でド
レン側に開弁する逃がし弁を設けたことを特徴と
する自動変速機の変速制御装置。[Scope of claim for utility model registration]
A friction element and a second friction element that is supplied with hydraulic pressure and released when the same high speed stage is set, and a closing pressure supply circuit for the first friction element and a release pressure supply circuit for the second friction element are common. In an automatic transmission in which the engagement pressure and the release pressure are collected in a circuit and are discharged through the common circuit when medium and low gears are set, an orifice is provided in the common circuit and the kickdown pressure is discharged by bypassing the orifice. A speed change control device for an automatic transmission, characterized in that it is provided with a relief valve that opens on the drain side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8735987U JPS63195148U (en) | 1987-06-05 | 1987-06-05 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8735987U JPS63195148U (en) | 1987-06-05 | 1987-06-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63195148U true JPS63195148U (en) | 1988-12-15 |
Family
ID=30944493
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8735987U Pending JPS63195148U (en) | 1987-06-05 | 1987-06-05 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63195148U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02229957A (en) * | 1989-02-28 | 1990-09-12 | Nissan Motor Co Ltd | Hydraulic control device for automatic speed change gear |
-
1987
- 1987-06-05 JP JP8735987U patent/JPS63195148U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02229957A (en) * | 1989-02-28 | 1990-09-12 | Nissan Motor Co Ltd | Hydraulic control device for automatic speed change gear |
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