JPH026852U - - Google Patents
Info
- Publication number
- JPH026852U JPH026852U JP8674088U JP8674088U JPH026852U JP H026852 U JPH026852 U JP H026852U JP 8674088 U JP8674088 U JP 8674088U JP 8674088 U JP8674088 U JP 8674088U JP H026852 U JPH026852 U JP H026852U
- Authority
- JP
- Japan
- Prior art keywords
- clutch
- relief valve
- valve
- directional control
- actuator
- 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 5
- 238000011144 upstream manufacturing Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 5
- 230000007935 neutral effect Effects 0.000 description 1
Landscapes
- Control Of Fluid Gearings (AREA)
- Hydraulic Clutches, Magnetic Clutches, Fluid Clutches, And Fluid Joints (AREA)
Description
第１図は本考案に係るバルブユニツトが装着さ
れたシステムの全体構成図、第２図は第１図に示
す装置の駆動を制御する油圧回路図、第３図ａは
方向制御バルブの動作を説明する発進ギアセツト
（ニユートラル〓２ｎｄギア）時の操作フローチ
ヤート、第３図ｂはシフト操作図、第４図ａは同
じくシフトチエンジ（２ｎｄギア〓３ｒｄギア）
時の操作フローチヤート、第４図ｂは２ｎｄギア
から３ｒｄギアへのシフト操作図、第５図は作動
圧力と背圧力及び伝達トルクの関係を示す説明図
、第６図は従来の車両用動力伝達装置の構造を示
す部分拡大断面図である。
３……トルクコンバータ、１１……ロツクアツ
プクラツチ、１１ａ，１７ａ……アクチユエータ
、１５……オイルポンプ、１７……セパレートク
ラツチ、２９……第一リリーフバルブ、３１，４
１，４３，４５，４９……方向制御バルブ、４７
……チエツクバルブ。
Fig. 1 is an overall configuration diagram of a system equipped with a valve unit according to the present invention, Fig. 2 is a hydraulic circuit diagram that controls the drive of the device shown in Fig. 1, and Fig. 3a shows the operation of the directional control valve. The operation flowchart when setting the starting gear (neutral = 2nd gear) to be explained, Figure 3b is a shift operation diagram, and Figure 4a is the same shift change (2nd gear = 3rd gear).
Fig. 4b is a shift operation diagram from 2nd gear to 3rd gear, Fig. 5 is an explanatory diagram showing the relationship between operating pressure, back pressure and transmission torque, Fig. 6 is a conventional vehicle power FIG. 3 is a partially enlarged sectional view showing the structure of the transmission device. 3... Torque converter, 11... Lock up clutch, 11a, 17a... Actuator, 15... Oil pump, 17... Separate clutch, 29... First relief valve, 31, 4
1, 43, 45, 49... Directional control valve, 47
...Check valve.
Claims (1)
させるロツクアツプクラツチ、セパレートクラツ
チ及びトルクコンバータを具備してなる車両用動
力伝達装置に於て、オイルポンプから上記トルク
コンバータに至る油圧系に第一リリーフバルブと
第二リリーフバルブを順次取り付け、当該第一リ
リーフバルブの上流側に方向制御バルブを設けた
油圧回路をセパレートクラツチのアクチユエータ
に分岐して接続すると共に、第一リリーフバルブ
と第二リリーフバルブの間に、ロツクアツプクラ
ツチのアクチユエータに至る方向制御バルブを設
けた油圧回路を分岐したことを特徴とする車両用
動力伝達装置のバルブユニツト。 In a vehicle power transmission device comprising a lockup clutch, a separate clutch, and a torque converter for transmitting the driving force of the engine to the transmission, a first relief valve is installed in the hydraulic system from the oil pump to the torque converter. The second relief valves are installed in sequence, and a hydraulic circuit with a directional control valve provided on the upstream side of the first relief valve is branched and connected to the actuator of the separate clutch, and between the first relief valve and the second relief valve. A valve unit for a power transmission device for a vehicle, characterized in that a hydraulic circuit including a directional control valve is branched to an actuator of a lock-up clutch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8674088U JPH026852U (en) | 1988-06-29 | 1988-06-29 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8674088U JPH026852U (en) | 1988-06-29 | 1988-06-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH026852U true JPH026852U (en) | 1990-01-17 |
Family
ID=31311379
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8674088U Pending JPH026852U (en) | 1988-06-29 | 1988-06-29 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH026852U (en) |
-
1988
- 1988-06-29 JP JP8674088U patent/JPH026852U/ja active Pending
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