JPH01162807U - - Google Patents
Info
- Publication number
- JPH01162807U JPH01162807U JP5995388U JP5995388U JPH01162807U JP H01162807 U JPH01162807 U JP H01162807U JP 5995388 U JP5995388 U JP 5995388U JP 5995388 U JP5995388 U JP 5995388U JP H01162807 U JPH01162807 U JP H01162807U
- Authority
- JP
- Japan
- Prior art keywords
- residual pressure
- accumulator
- hydraulic
- control valve
- 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.)
- Pending
Links
- 239000000725 suspension Substances 0.000 claims description 7
- 239000003921 oil Substances 0.000 claims description 6
- 239000010720 hydraulic oil Substances 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 3
Description
第１図は本考案装置の一実施例を示す油圧回路
の構成図、第２図は従来機構における油圧回路構
成図、第３図はこの種油圧回路に使用するアキユ
ームレータの一例を示す断面図である。
４…懸架スプリング、５…油圧シリンダ、８…
制御バルブ、９…油圧源、１０…オイルタンク、
１１ａ，１１ｂ…油路、１２ａ，１２ｂ…アキユ
ームレータ、１８…戻り管路、１９…残圧弁。
Fig. 1 is a block diagram of a hydraulic circuit showing an embodiment of the device of the present invention, Fig. 2 is a block diagram of a hydraulic circuit in a conventional mechanism, and Fig. 3 is a cross section showing an example of an accumulator used in this type of hydraulic circuit. It is a diagram. 4...Suspension spring, 5...Hydraulic cylinder, 8...
control valve, 9...hydraulic source, 10...oil tank,
11a, 11b...oil line, 12a, 12b...accumulator, 18...return pipe line, 19...residual pressure valve.
補正 昭６３．７．１
実用新案登録請求の範囲を次のように補正する
。Amendment July 1, 1986 The scope of claims for utility model registration is amended as follows.
【実用新案登録請求の範囲】
懸架スプリングに並設した油圧シリンダと制御
バルブとの作動油給排路にアキユームレータを備
えたアクテイブサスペンシヨン機構において、制
御バルブからオイルタンクへの戻り油路中に残圧
弁を設け、該残圧弁の設定残圧を前記アキユーム
レータの初期封入ガス圧以上に設定してなること
を特徴とするアクテイブサスペンシヨンの油圧回
路装置。[Scope of Claim for Utility Model Registration] In an active suspension mechanism that has an accumulator in the hydraulic oil supply/discharge path between a hydraulic cylinder and a control valve that are arranged in parallel to a suspension spring, in the return oil path from the control valve to the oil tank. A hydraulic circuit device for an active suspension, characterized in that the residual pressure valve is provided with a residual pressure valve, and the residual pressure of the residual pressure valve is set to be higher than the initial sealed gas pressure of the accumulator.
Claims (1)
バルブとの作動油給排路にアキユームレータを備
えたアクテイブサスペンシヨン機構において、制
御バルブからオイルタンクへの戻り油路中に残圧
弁を受け、該残圧弁の設定残圧を前記アキユーム
レータの初期封入ガス圧以上に設定してなること
を特徴とするアクテイブサスペンシヨンの油圧回
路装置。 In an active suspension mechanism that is equipped with an accumulator in the hydraulic oil supply and discharge path between a hydraulic cylinder and a control valve that are arranged in parallel to a suspension spring, the residual pressure valve is received in the return oil path from the control valve to the oil tank, and the residual pressure is removed. A hydraulic circuit device for an active suspension, characterized in that the residual pressure of the pressure valve is set to be higher than the initially charged gas pressure of the accumulator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5995388U JPH01162807U (en) | 1988-05-06 | 1988-05-06 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5995388U JPH01162807U (en) | 1988-05-06 | 1988-05-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01162807U true JPH01162807U (en) | 1989-11-13 |
Family
ID=31285687
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5995388U Pending JPH01162807U (en) | 1988-05-06 | 1988-05-06 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01162807U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1178472A (en) * | 1997-09-12 | 1999-03-23 | Kayaba Ind Co Ltd | Control device for hydraulic and pneumatic suspension |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59124419A (en) * | 1982-12-30 | 1984-07-18 | Kayaba Ind Co Ltd | Shock absorber for car |
| JPH01190518A (en) * | 1988-01-26 | 1989-07-31 | Nissan Motor Co Ltd | Active suspension hydraulic circuit |
-
1988
- 1988-05-06 JP JP5995388U patent/JPH01162807U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59124419A (en) * | 1982-12-30 | 1984-07-18 | Kayaba Ind Co Ltd | Shock absorber for car |
| JPH01190518A (en) * | 1988-01-26 | 1989-07-31 | Nissan Motor Co Ltd | Active suspension hydraulic circuit |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1178472A (en) * | 1997-09-12 | 1999-03-23 | Kayaba Ind Co Ltd | Control device for hydraulic and pneumatic suspension |
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