JPH0247404U - - Google Patents

Info

Publication number
JPH0247404U
JPH0247404U JP12681788U JP12681788U JPH0247404U JP H0247404 U JPH0247404 U JP H0247404U JP 12681788 U JP12681788 U JP 12681788U JP 12681788 U JP12681788 U JP 12681788U JP H0247404 U JPH0247404 U JP H0247404U
Authority
JP
Japan
Prior art keywords
land
servo valve
hydraulic servo
spool
sleeve
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.)
Granted
Application number
JP12681788U
Other languages
English (en)
Other versions
JPH0712723Y2 (ja
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP1988126817U priority Critical patent/JPH0712723Y2/ja
Publication of JPH0247404U publication Critical patent/JPH0247404U/ja
Application granted granted Critical
Publication of JPH0712723Y2 publication Critical patent/JPH0712723Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

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  • Servomotors (AREA)

Description

【図面の簡単な説明】
第１図は、本考案油圧サーボ弁における４ラン
ドスプールの側面図、第２図は、本考案油圧サー
ボ弁の一実施例を示す側断面図、第３図は、本考
案油圧サーボ弁を電気油圧サーボ弁に適用した場
合の実施例を示す側断面図、第４図は、本考案油
圧サーボ弁を空気油圧サーボ弁に適用した場合の
実施例を示す側面図、第５図は、本考案油圧サー
ボ弁の流体固着力軽減効果を示す線図である。 １……両端ランド部、２……圧力ランド部、３
……スリーブ、９０……スプール。
補正 昭６３．１１．２２ 図面の簡単な説明を次のように補正する。 明細書第８頁第７行目及び第８行目の記載を削
除する。

Claims (1)

    【実用新案登録請求の範囲】
  1. 空気圧力または電磁力によつて直接スプールを
    作動させる油圧サーボ弁において、複数ランド形
    スプールとスリーブとの隙間を両端ランド部にお
    けるより圧油ランド部において若干広く構成した
    ことを特徴とする油圧サーボ弁。
JP1988126817U 1988-09-28 1988-09-28 油圧サーボ弁 Expired - Lifetime JPH0712723Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1988126817U JPH0712723Y2 (ja) 1988-09-28 1988-09-28 油圧サーボ弁

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1988126817U JPH0712723Y2 (ja) 1988-09-28 1988-09-28 油圧サーボ弁

Publications (2)

Publication Number Publication Date
JPH0247404U true JPH0247404U (ja) 1990-03-30
JPH0712723Y2 JPH0712723Y2 (ja) 1995-03-29

Family

ID=31378681

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1988126817U Expired - Lifetime JPH0712723Y2 (ja) 1988-09-28 1988-09-28 油圧サーボ弁

Country Status (1)

Country Link
JP (1) JPH0712723Y2 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113154086A (zh) * 2020-12-30 2021-07-23 中航工业南京伺服控制***有限公司 一种双***三段分体式滑阀副及控制方法

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5645027A (en) * 1979-09-20 1981-04-24 Chiyou Lsi Gijutsu Kenkyu Kumiai Electron beam lithography

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5645027A (en) * 1979-09-20 1981-04-24 Chiyou Lsi Gijutsu Kenkyu Kumiai Electron beam lithography

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113154086A (zh) * 2020-12-30 2021-07-23 中航工业南京伺服控制***有限公司 一种双***三段分体式滑阀副及控制方法
CN113154086B (zh) * 2020-12-30 2023-01-17 中航工业南京伺服控制***有限公司 一种双***三段分体式滑阀副及控制方法

Also Published As

Publication number Publication date
JPH0712723Y2 (ja) 1995-03-29

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