JPH03130979U - - Google Patents
Info
- Publication number
- JPH03130979U JPH03130979U JP4064290U JP4064290U JPH03130979U JP H03130979 U JPH03130979 U JP H03130979U JP 4064290 U JP4064290 U JP 4064290U JP 4064290 U JP4064290 U JP 4064290U JP H03130979 U JPH03130979 U JP H03130979U
- Authority
- JP
- Japan
- Prior art keywords
- discharge
- connector
- flow control
- control valve
- hole
- 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
- 230000035485 pulse pressure Effects 0.000 description 1
Landscapes
- Details And Applications Of Rotary Liquid Pumps (AREA)
- Details Of Valves (AREA)
Description
第１図は本考案の一実施例を採用した流量制御
弁を示す断面図、第２図は第１図のＡ−Ａ線にお
ける断面図、第３図は同じく第１図のＢ−Ｂ線に
置ける断面図、第４図は脈圧レベルとポンプ回転
数との関係を示す線図、第５図は従来のベーンポ
ンプの全体構成を示す断面図、第６図は第５図の
Ｃ−Ｃ線矢視側面図である。 ２０……流量制御弁、２１……スプール弁、２
２……スプール孔、２３……吐出コネクタ、２４
……中央穴、２５……吐出通路、２６……圧力室
、４１，４２，４３……ダンパー室。
弁を示す断面図、第２図は第１図のＡ−Ａ線にお
ける断面図、第３図は同じく第１図のＢ−Ｂ線に
置ける断面図、第４図は脈圧レベルとポンプ回転
数との関係を示す線図、第５図は従来のベーンポ
ンプの全体構成を示す断面図、第６図は第５図の
Ｃ−Ｃ線矢視側面図である。 ２０……流量制御弁、２１……スプール弁、２
２……スプール孔、２３……吐出コネクタ、２４
……中央穴、２５……吐出通路、２６……圧力室
、４１，４２，４３……ダンパー室。
Claims (1)
- スプール孔の開口側に設けられた圧力室と吐出
コネクタ側に形成された吐出通路との間のコネク
タ中央穴に、吐出脈動圧低減用のダンパー室を設
けたことを特徴とする流量制御弁。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4064290U JPH03130979U (ja) | 1990-04-18 | 1990-04-18 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4064290U JPH03130979U (ja) | 1990-04-18 | 1990-04-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH03130979U true JPH03130979U (ja) | 1991-12-27 |
Family
ID=31550604
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4064290U Pending JPH03130979U (ja) | 1990-04-18 | 1990-04-18 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH03130979U (ja) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009264560A (ja) * | 2008-04-28 | 2009-11-12 | Kobelco Contstruction Machinery Ltd | 油圧建設機械の圧力脈動吸収装置 |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5216131B2 (ja) * | 1973-02-19 | 1977-05-07 | ||
| JPS6014680A (ja) * | 1983-07-01 | 1985-01-25 | Yamatake Honeywell Co Ltd | 低騒音弁 |
| JPH0212572B2 (ja) * | 1982-09-16 | 1990-03-22 | Tokyo Optical |
-
1990
- 1990-04-18 JP JP4064290U patent/JPH03130979U/ja active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5216131B2 (ja) * | 1973-02-19 | 1977-05-07 | ||
| JPH0212572B2 (ja) * | 1982-09-16 | 1990-03-22 | Tokyo Optical | |
| JPS6014680A (ja) * | 1983-07-01 | 1985-01-25 | Yamatake Honeywell Co Ltd | 低騒音弁 |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009264560A (ja) * | 2008-04-28 | 2009-11-12 | Kobelco Contstruction Machinery Ltd | 油圧建設機械の圧力脈動吸収装置 |