JPH0425075U - - Google Patents
Info
- Publication number
- JPH0425075U JPH0425075U JP6680690U JP6680690U JPH0425075U JP H0425075 U JPH0425075 U JP H0425075U JP 6680690 U JP6680690 U JP 6680690U JP 6680690 U JP6680690 U JP 6680690U JP H0425075 U JPH0425075 U JP H0425075U
- Authority
- JP
- Japan
- Prior art keywords
- spool
- port
- smooth surface
- 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
Description
第１図、第２図は本考案の実施例を示し、第１
図は断面図、第２図は第１図の−線断面図、
第３図、第４図は従来例の断面図である。
１は弁本体、２はスプール孔、３はスプール、
４はポート、５は大径部、７は環状溝、１０は平
滑面、１１は切欠溝。
Figures 1 and 2 show embodiments of the present invention;
The figure is a cross-sectional view, Figure 2 is a cross-sectional view taken along the - line in Figure 1,
3 and 4 are cross-sectional views of the conventional example. 1 is the valve body, 2 is the spool hole, 3 is the spool,
4 is a port, 5 is a large diameter portion, 7 is an annular groove, 10 is a smooth surface, and 11 is a notched groove.
Claims (1)
、そのスプール３を摺動することでポート４に圧
油を流通させるスプール弁において、 前記スプール孔２におけるポート４と開口した
環状溝７と連続した部分に環状の平滑面１０を形
成し、この平滑面１０に切欠溝１１を周方向に間
隔を置いて複数形成したことを特徴とするスプー
ル弁。[Claims for Utility Model Registration] A spool valve in which a spool 3 is inserted into a spool hole 2 of a valve body 1 and pressurized oil flows to a port 4 by sliding the spool 3, comprising: a port 4 in the spool hole 2; A spool valve characterized in that an annular smooth surface 10 is formed in a continuous portion with an open annular groove 7, and a plurality of notched grooves 11 are formed on this smooth surface 10 at intervals in the circumferential direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6680690U JPH0425075U (en) | 1990-06-26 | 1990-06-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6680690U JPH0425075U (en) | 1990-06-26 | 1990-06-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0425075U true JPH0425075U (en) | 1992-02-28 |
Family
ID=31599836
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6680690U Pending JPH0425075U (en) | 1990-06-26 | 1990-06-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0425075U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10325478A (en) * | 1997-05-26 | 1998-12-08 | Nabco Ltd | Counterbalance valve |
| JP2007263337A (en) * | 2006-03-30 | 2007-10-11 | Jatco Ltd | Pressure regulation device |
| JP2021004653A (en) * | 2019-06-26 | 2021-01-14 | 株式会社クボタ | Control valve and harvesting machine |
-
1990
- 1990-06-26 JP JP6680690U patent/JPH0425075U/ja active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10325478A (en) * | 1997-05-26 | 1998-12-08 | Nabco Ltd | Counterbalance valve |
| JP2007263337A (en) * | 2006-03-30 | 2007-10-11 | Jatco Ltd | Pressure regulation device |
| JP2021004653A (en) * | 2019-06-26 | 2021-01-14 | 株式会社クボタ | Control valve and harvesting machine |