JPS6389467U - - Google Patents
Info
- Publication number
- JPS6389467U JPS6389467U JP18415286U JP18415286U JPS6389467U JP S6389467 U JPS6389467 U JP S6389467U JP 18415286 U JP18415286 U JP 18415286U JP 18415286 U JP18415286 U JP 18415286U JP S6389467 U JPS6389467 U JP S6389467U
- Authority
- JP
- Japan
- Prior art keywords
- spool
- passage
- pressure port
- control pressure
- control 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
- 239000012530 fluid Substances 0.000 claims description 3
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Landscapes
- Sliding Valves (AREA)
Description
第１図はこの考案に係るスプール式流体制御弁
を示す縦断面図、第２図は第１図の―線矢視
図、第３図はスプールランド部の変形例を示す正
面図、第４図は第３図の―線断面図、第５図
ａは従来の制御弁を示す概略断面図、第５図ｂは
そのｂ―ｂ線断面図、第６図は従来のスリーブ式
制御弁を示す概略断面図である。
１：ボデイー、２：スプール孔、３：スプール
、４：ランド部、５Ａ：入口側通路、５Ｂ：奥側
通路、６：導通孔、Ｃ１，Ｃ２：制御圧ポート。
Fig. 1 is a longitudinal sectional view showing a spool-type fluid control valve according to this invention, Fig. 2 is a view taken along the line - - of Fig. 1, Fig. 3 is a front view showing a modification of the spool land portion, and Fig. 4 The figure is a cross-sectional view taken along the line -- of Fig. 3, Fig. 5 a is a schematic sectional view showing a conventional control valve, Fig. 5 b is a sectional view taken along the line b--b, and Fig. 6 shows a conventional sleeve-type control valve. FIG. 1: Body, 2: Spool hole, 3: Spool, 4: Land portion, 5A: Inlet side passage, 5B: Back side passage, 6: Conduction hole, C 1 , C 2 : Control pressure port.
Claims (1)
摺動自在に設け、前記スプール孔に対して制御圧
ポートを穿設し、この制御圧ポートを前記スプー
ルのランド部で開閉するスプール式流体制御弁に
おいて、 前記制御圧ポートから断面矩形または十字形の
通路がスプール孔を貫通して対向側まで穿設され
入口側通路および奥側通路が形成されるとともに
、前記スプールランド部に、前記入口側通路と奥
側通路とを連通させる導通部を設けたことを特徴
とするスプール式流体制御弁。[Claims for Utility Model Registration] A spool is provided slidably in the axial direction in a spool hole of a body, a control pressure port is bored in the spool hole, and the control pressure port is connected to a land portion of the spool. In the spool-type fluid control valve that opens and closes, a passage having a rectangular or cross-shaped cross section is drilled from the control pressure port through the spool hole to the opposite side to form an inlet passage and a back passage, and the spool land A spool-type fluid control valve, characterized in that a conductive portion is provided in the section for communicating the inlet side passage and the back side passage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18415286U JPS6389467U (en) | 1986-11-29 | 1986-11-29 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18415286U JPS6389467U (en) | 1986-11-29 | 1986-11-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6389467U true JPS6389467U (en) | 1988-06-10 |
Family
ID=31131556
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18415286U Pending JPS6389467U (en) | 1986-11-29 | 1986-11-29 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6389467U (en) |
-
1986
- 1986-11-29 JP JP18415286U patent/JPS6389467U/ja active Pending