JPH0329649Y2 - - Google Patents
Info
- Publication number
- JPH0329649Y2 JPH0329649Y2 JP1984139111U JP13911184U JPH0329649Y2 JP H0329649 Y2 JPH0329649 Y2 JP H0329649Y2 JP 1984139111 U JP1984139111 U JP 1984139111U JP 13911184 U JP13911184 U JP 13911184U JP H0329649 Y2 JPH0329649 Y2 JP H0329649Y2
- Authority
- JP
- Japan
- Prior art keywords
- spool
- oil
- outer circumferential
- valve
- pressure
- 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
- 230000007935 neutral effect Effects 0.000 claims description 24
- 238000004891 communication Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
Landscapes
- Safety Valves (AREA)
- Fluid-Pressure Circuits (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1984139111U JPH0329649Y2 (US06623731-20030923-C00052.png) | 1984-09-13 | 1984-09-13 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1984139111U JPH0329649Y2 (US06623731-20030923-C00052.png) | 1984-09-13 | 1984-09-13 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6154501U JPS6154501U (US06623731-20030923-C00052.png) | 1986-04-12 |
| JPH0329649Y2 true JPH0329649Y2 (US06623731-20030923-C00052.png) | 1991-06-24 |
Family
ID=30697492
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1984139111U Expired JPH0329649Y2 (US06623731-20030923-C00052.png) | 1984-09-13 | 1984-09-13 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0329649Y2 (US06623731-20030923-C00052.png) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0744802Y2 (ja) * | 1989-01-31 | 1995-10-11 | 日立建機株式会社 | 圧力制御弁 |
| JP3549124B2 (ja) * | 1994-10-18 | 2004-08-04 | 株式会社小松製作所 | カウンタバランス弁 |
| JP4633393B2 (ja) * | 2004-07-05 | 2011-02-16 | ナブテスコ株式会社 | キャビテーション防止油圧回路 |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5594068A (en) * | 1979-01-08 | 1980-07-17 | Hitachi Constr Mach Co Ltd | Hydraulic pressure control valve |
| JPS57186677A (en) * | 1981-05-13 | 1982-11-17 | Hitachi Constr Mach Co Ltd | Counterbalance valve |
-
1984
- 1984-09-13 JP JP1984139111U patent/JPH0329649Y2/ja not_active Expired
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5594068A (en) * | 1979-01-08 | 1980-07-17 | Hitachi Constr Mach Co Ltd | Hydraulic pressure control valve |
| JPS57186677A (en) * | 1981-05-13 | 1982-11-17 | Hitachi Constr Mach Co Ltd | Counterbalance valve |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6154501U (US06623731-20030923-C00052.png) | 1986-04-12 |
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