JPS60167270U - servo valve - Google Patents
servo valveInfo
- Publication number
- JPS60167270U JPS60167270U JP5360284U JP5360284U JPS60167270U JP S60167270 U JPS60167270 U JP S60167270U JP 5360284 U JP5360284 U JP 5360284U JP 5360284 U JP5360284 U JP 5360284U JP S60167270 U JPS60167270 U JP S60167270U
- Authority
- JP
- Japan
- Prior art keywords
- oil
- servo valve
- sleeve
- supplied
- spool
- 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
Landscapes
- Multiple-Way Valves (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は従来のサーボバルブを示す断面図、第２図は本
考案の実施例に係るサーボバルブを第１図と同様に示す
断面図、第３図はその部分拡大断面図である。
２０−・・スリーブ、２７ａ、２７ｂ・・・油溝、３０
・・・スプール、３３ ａ、 ３３ ｂ・・・摺接部
位、３４ａ、３４ｂ・・・油溝。FIG. 1 is a sectional view showing a conventional servo valve, FIG. 2 is a sectional view similar to FIG. 1, and FIG. 3 is a partially enlarged sectional view of a servo valve according to an embodiment of the present invention. 20-...Sleeve, 27a, 27b...Oil groove, 30
...Spool, 33a, 33b...Sliding contact portion, 34a, 34b...Oil groove.
Claims (4)
て油圧源からの圧油を一方側通路を介して外部に供給す
ることを可とすると共に、外部からの戻り油を他方側通
路を介してアソロードさせることを可とするように形成
されてなるサーボバルブにおいて、スプール両端部のス
リーブとの嵌接部位には潤滑油が供給されるように形成
されてなるサーボバルブ。(1) The spool slides inside the sleeve, allowing pressure oil from the hydraulic source to be supplied to the outside through the passage on one side, and returning oil from the outside to the assorod through the passage on the other side. The servo valve is formed so that lubricating oil is supplied to the fitting portions of the sleeve at both ends of the spool.
されてなると共に、尚該油溝が隣接するスリーブ内周面
には上記油溝への潤滑油の供給を可とする油溝が形成さ
れてなる実用新案登録請求の範囲第１項記載のサーボバ
ルブ。(2) Oil grooves are formed on the outer circumferential surface of both ends of the spool, and an oil groove is formed on the inner circumferential surface of the sleeve adjacent to which the oil grooves are located to allow lubricating oil to be supplied to the oil grooves. A servo valve according to claim 1, which is a registered utility model.
成されてなると共に、当該複数の油溝のいずれかがスリ
ーブ内周面に形成されている油溝に対向するように形成
されてなる実用新案登録請求の範囲第１項記載のサーボ
バルブ。(3) A plurality of oil grooves are formed on the outer peripheral surface of both ends of the spool, and one of the plurality of oil grooves is formed to face an oil groove formed on the inner peripheral surface of the sleeve. A servo valve according to claim 1 of the utility model registration claim.
らの圧油が潤滑油として供給されるように形成されてな
る実用新案登録請求の範囲第１項記載のサーボバルブ。(4) The servo valve according to claim 1, wherein the oil groove formed in the inner peripheral surface of the sleeve is formed so that pressure oil from a hydraulic source is supplied as lubricating oil.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5360284U JPS60167270U (en) | 1984-04-12 | 1984-04-12 | servo valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5360284U JPS60167270U (en) | 1984-04-12 | 1984-04-12 | servo valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS60167270U true JPS60167270U (en) | 1985-11-06 |
Family
ID=30574622
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5360284U Pending JPS60167270U (en) | 1984-04-12 | 1984-04-12 | servo valve |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60167270U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04138169U (en) * | 1991-06-17 | 1992-12-24 | エスエムシー株式会社 | directional valve |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS52151484A (en) * | 1976-06-11 | 1977-12-15 | Hitachi Ltd | Servo valve |
-
1984
- 1984-04-12 JP JP5360284U patent/JPS60167270U/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS52151484A (en) * | 1976-06-11 | 1977-12-15 | Hitachi Ltd | Servo valve |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04138169U (en) * | 1991-06-17 | 1992-12-24 | エスエムシー株式会社 | directional valve |
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