JPH01126478U - - Google Patents
Info
- Publication number
- JPH01126478U JPH01126478U JP2190088U JP2190088U JPH01126478U JP H01126478 U JPH01126478 U JP H01126478U JP 2190088 U JP2190088 U JP 2190088U JP 2190088 U JP2190088 U JP 2190088U JP H01126478 U JPH01126478 U JP H01126478U
- Authority
- JP
- Japan
- Prior art keywords
- poppet
- check valve
- pressure chamber
- back pressure
- communicated
- 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
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Check Valves (AREA)
Description
第１図ａはパイロツトチエツクバルブの中心軸
断面の説明用図面、第１図ｂは第１図ａのｂ部
拡大図、第２図ａ，ｂ，ｃ，ｄは作動説明図、第
３図は従来技術のものである。
１…スプリング、２…第１ポペツト、３…第２
ポペツト、４…ボデー、５…パイロツトピストン
、Ｊ，Ｌ，Ｍ…油室、Ｋ…背圧室。
Fig. 1a is an explanatory diagram of a cross section of the center axis of the pilot check valve, Fig. 1b is an enlarged view of part b of Fig. 1a, Figs. 2a, b, c, and d are explanatory diagrams of operation, and Fig. 3 is of the prior art. 1...Spring, 2...First poppet, 3...Second
Poppet, 4...Body, 5...Pilot piston, J, L, M...Oil chamber, K...Back pressure chamber.
Claims (1)
遮断される２つの油室とを、該第１ポペツトに内
包され、かつ同一中心軸線を有する第２ポペツト
を介して連通することを特徴とするパイロツトチ
エツクバルブ。 The back pressure chamber of the first poppet and the two oil chambers blocked by the first poppet are communicated through a second poppet that is included in the first poppet and has the same central axis. Pilot check valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2190088U JPH01126478U (en) | 1988-02-23 | 1988-02-23 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2190088U JPH01126478U (en) | 1988-02-23 | 1988-02-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01126478U true JPH01126478U (en) | 1989-08-29 |
Family
ID=31239536
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2190088U Pending JPH01126478U (en) | 1988-02-23 | 1988-02-23 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01126478U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011526347A (en) * | 2008-07-04 | 2011-10-06 | ハイダック フィルターテヒニク ゲゼルシャフト ミット ベシュレンクテル ハフツング | Hydraulic valve device |
-
1988
- 1988-02-23 JP JP2190088U patent/JPH01126478U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011526347A (en) * | 2008-07-04 | 2011-10-06 | ハイダック フィルターテヒニク ゲゼルシャフト ミット ベシュレンクテル ハフツング | Hydraulic valve device |