JPH0519389Y2 - - Google Patents
Info
- Publication number
- JPH0519389Y2 JPH0519389Y2 JP1985119472U JP11947285U JPH0519389Y2 JP H0519389 Y2 JPH0519389 Y2 JP H0519389Y2 JP 1985119472 U JP1985119472 U JP 1985119472U JP 11947285 U JP11947285 U JP 11947285U JP H0519389 Y2 JPH0519389 Y2 JP H0519389Y2
- Authority
- JP
- Japan
- Prior art keywords
- boom
- control valve
- spool
- hydraulic cylinder
- lowering
- 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 - Lifetime
Links
- 230000007246 mechanism Effects 0.000 claims description 19
- 239000003921 oil Substances 0.000 description 10
- 230000007935 neutral effect Effects 0.000 description 9
- 238000001514 detection method Methods 0.000 description 8
- 239000010720 hydraulic oil Substances 0.000 description 2
- 210000001015 abdomen Anatomy 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
Landscapes
- Operation Control Of Excavators (AREA)
- Fluid-Pressure Circuits (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985119472U JPH0519389Y2 (nl) | 1985-08-02 | 1985-08-02 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985119472U JPH0519389Y2 (nl) | 1985-08-02 | 1985-08-02 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6231164U JPS6231164U (nl) | 1987-02-24 |
| JPH0519389Y2 true JPH0519389Y2 (nl) | 1993-05-21 |
Family
ID=31006877
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1985119472U Expired - Lifetime JPH0519389Y2 (nl) | 1985-08-02 | 1985-08-02 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0519389Y2 (nl) |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5976664U (ja) * | 1982-11-15 | 1984-05-24 | 株式会社豊田自動織機製作所 | シヨベルロ−ダ等におけるバケツト回動速度制御装置 |
-
1985
- 1985-08-02 JP JP1985119472U patent/JPH0519389Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6231164U (nl) | 1987-02-24 |
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