JPH0444684Y2 - - Google Patents
Info
- Publication number
- JPH0444684Y2 JPH0444684Y2 JP19564286U JP19564286U JPH0444684Y2 JP H0444684 Y2 JPH0444684 Y2 JP H0444684Y2 JP 19564286 U JP19564286 U JP 19564286U JP 19564286 U JP19564286 U JP 19564286U JP H0444684 Y2 JPH0444684 Y2 JP H0444684Y2
- Authority
- JP
- Japan
- Prior art keywords
- oil
- boom cylinder
- switching valve
- spool
- 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.)
- Expired
Links
Landscapes
- Operation Control Of Excavators (AREA)
- Component Parts Of Construction Machinery (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19564286U JPH0444684Y2 (enrdf_load_stackoverflow) | 1986-12-18 | 1986-12-18 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19564286U JPH0444684Y2 (enrdf_load_stackoverflow) | 1986-12-18 | 1986-12-18 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63100553U JPS63100553U (enrdf_load_stackoverflow) | 1988-06-30 |
| JPH0444684Y2 true JPH0444684Y2 (enrdf_load_stackoverflow) | 1992-10-21 |
Family
ID=31153714
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19564286U Expired JPH0444684Y2 (enrdf_load_stackoverflow) | 1986-12-18 | 1986-12-18 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0444684Y2 (enrdf_load_stackoverflow) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101867528B1 (ko) * | 2017-11-20 | 2018-07-17 | 황종원 | 안티 드롭밸브의 릴리프 밸브 어셈블리 |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5463219B2 (ja) * | 2010-07-01 | 2014-04-09 | 日立建機株式会社 | 油圧作業機の油圧駆動装置 |
-
1986
- 1986-12-18 JP JP19564286U patent/JPH0444684Y2/ja not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101867528B1 (ko) * | 2017-11-20 | 2018-07-17 | 황종원 | 안티 드롭밸브의 릴리프 밸브 어셈블리 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS63100553U (enrdf_load_stackoverflow) | 1988-06-30 |
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