JPH01109478U - - Google Patents
Info
- Publication number
- JPH01109478U JPH01109478U JP415188U JP415188U JPH01109478U JP H01109478 U JPH01109478 U JP H01109478U JP 415188 U JP415188 U JP 415188U JP 415188 U JP415188 U JP 415188U JP H01109478 U JPH01109478 U JP H01109478U
- Authority
- JP
- Japan
- Prior art keywords
- oil
- throttle valve
- oil path
- hydraulic
- temperature
- 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
- 239000003921 oil Substances 0.000 claims 3
- 239000010720 hydraulic oil Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229910001285 shape-memory alloy Inorganic materials 0.000 description 1
Landscapes
- Fluid-Pressure Circuits (AREA)
Description
第1図は本考案装置を付した4輪操舵式車両の
説明用平面図、第2図はその変形例図、第3図お
よび第4図は他の実施例図、第5図aは形状記憶
合金を使用した可変絞り弁の断面図、同図bはそ
のA―A断面図、第6図aは形状記憶合金を使用
した他の可変絞り弁の断面図、同図bはそのB―
B断面図、第7図は温度と油の粘度との関係を示
す線図、第8図は温度と本考案に係る可変絞り弁
の開度との関係を示す線図である。
1……前輪、2……後輪、8……パワーシリン
ダ、9……油圧アクチユエータ、10……ソレノ
イドバルブ、11,12……油路、13,14…
…可変絞り弁、15……油温センサ、16……車
速センサ、17……コントローラ。
Figure 1 is an explanatory plan view of a four-wheel steering vehicle equipped with the device of the present invention, Figure 2 is a diagram of a modification thereof, Figures 3 and 4 are diagrams of other embodiments, and Figure 5a is a shape of the vehicle. A sectional view of a variable throttle valve using a memory alloy, FIG. 6b is a sectional view taken along the line A-A, FIG.
B sectional view, FIG. 7 is a diagram showing the relationship between temperature and oil viscosity, and FIG. 8 is a diagram showing the relationship between temperature and the opening degree of the variable throttle valve according to the present invention. 1... Front wheel, 2... Rear wheel, 8... Power cylinder, 9... Hydraulic actuator, 10... Solenoid valve, 11, 12... Oil path, 13, 14...
...Variable throttle valve, 15...Oil temperature sensor, 16...Vehicle speed sensor, 17...Controller.
Claims (1)
アクチユエータに導き車輪を転舵する装置におい
て油路の途中に可変絞り弁を設け、温度の変化に
応じて前記絞り弁の開度を変えることを特徴とす
る操舵用油圧制御装置。 In a device that steers wheels by guiding hydraulic oil from an oil pump to a hydraulic actuator via an oil path, a variable throttle valve is provided in the middle of the oil path, and the opening degree of the throttle valve is changed in accordance with changes in temperature. Characteristic hydraulic control device for steering.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP415188U JPH01109478U (en) | 1988-01-19 | 1988-01-19 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP415188U JPH01109478U (en) | 1988-01-19 | 1988-01-19 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH01109478U true JPH01109478U (en) | 1989-07-24 |
Family
ID=31206407
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP415188U Pending JPH01109478U (en) | 1988-01-19 | 1988-01-19 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH01109478U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002347643A (en) * | 2001-05-25 | 2002-12-04 | Kayaba Ind Co Ltd | Power steering device |
-
1988
- 1988-01-19 JP JP415188U patent/JPH01109478U/ja active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002347643A (en) * | 2001-05-25 | 2002-12-04 | Kayaba Ind Co Ltd | Power steering device |