JPH0177108U - - Google Patents
Info
- Publication number
- JPH0177108U JPH0177108U JP1987173615U JP17361587U JPH0177108U JP H0177108 U JPH0177108 U JP H0177108U JP 1987173615 U JP1987173615 U JP 1987173615U JP 17361587 U JP17361587 U JP 17361587U JP H0177108 U JPH0177108 U JP H0177108U
- Authority
- JP
- Japan
- Prior art keywords
- oil
- pump
- supply
- hydraulic pressure
- various valves
- 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 2
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Fluid-Pressure Circuits (AREA)
- Hydraulic Clutches, Magnetic Clutches, Fluid Clutches, And Fluid Joints (AREA)
- Control Of Transmission Device (AREA)
Description
第１図は、本考案の実施例が適用された油圧制
御装置の要部油圧回路図、第２図は、上記実施例
装置で用いられている切換バルブ（初期オイルド
レン手段）の断面図、第３図は、上記切換バルブ
による吐出オイルの切換え状態を示す線図、第４
図は、本発明の第２実施例を示す第２図相当の断
面図である。
２……オイルポンプ、Ａ，Ｂ……初期オイルド
レン手段、１３，２７……オイルポンプからの油
路、１８，２８……ドレン油路、１７，２９……
油圧制御回路への油路。
FIG. 1 is a hydraulic circuit diagram of a main part of a hydraulic control device to which an embodiment of the present invention is applied, and FIG. 2 is a sectional view of a switching valve (initial oil drain means) used in the device of the above embodiment. FIG. 3 is a diagram showing the switching state of the discharged oil by the switching valve, and FIG.
The figure is a sectional view corresponding to FIG. 2 showing a second embodiment of the present invention. 2... Oil pump, A, B... Initial oil drain means, 13, 27... Oil path from the oil pump, 18, 28... Drain oil path, 17, 29...
Oil line to hydraulic control circuit.
Claims (1)
して複数の摩擦係合装置に選択的に所定の油圧を
供給するように構成された自動変速機の油圧供給
装置において、 前記オイルポンプの下流側に、ポンプ始動直後
の気泡を多く含んだオイルをドレンし、その後の
気泡の少なくなつたオイルのみを前記各種バルブ
及び油路に供給する初期オイルドレン手段を設け
たことを特徴とする自動変速機の油圧供給装置。[Claims for Utility Model Registration] A hydraulic pressure supply device for an automatic transmission configured to selectively supply a predetermined hydraulic pressure to a plurality of frictional engagement devices via various valves and oil passages using an oil pump, An initial oil drain means is provided on the downstream side of the oil pump to drain oil containing many bubbles immediately after the pump is started, and then supply only oil with few bubbles to the various valves and oil passages. Features: Hydraulic supply system for automatic transmissions.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987173615U JPH0177108U (en) | 1987-11-13 | 1987-11-13 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987173615U JPH0177108U (en) | 1987-11-13 | 1987-11-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0177108U true JPH0177108U (en) | 1989-05-24 |
Family
ID=31465516
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987173615U Pending JPH0177108U (en) | 1987-11-13 | 1987-11-13 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0177108U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2015098911A (en) * | 2013-11-20 | 2015-05-28 | 富士重工業株式会社 | Air exhaust device |
-
1987
- 1987-11-13 JP JP1987173615U patent/JPH0177108U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2015098911A (en) * | 2013-11-20 | 2015-05-28 | 富士重工業株式会社 | Air exhaust device |
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