JPH01180558U - - Google Patents
Info
- Publication number
- JPH01180558U JPH01180558U JP7678488U JP7678488U JPH01180558U JP H01180558 U JPH01180558 U JP H01180558U JP 7678488 U JP7678488 U JP 7678488U JP 7678488 U JP7678488 U JP 7678488U JP H01180558 U JPH01180558 U JP H01180558U
- Authority
- JP
- Japan
- Prior art keywords
- valve
- pilot
- pump
- travel
- pressure oil
- 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.)
- Granted
Links
- 230000007935 neutral effect Effects 0.000 claims 5
- 230000000903 blocking effect Effects 0.000 claims 1
- 230000000994 depressogenic effect Effects 0.000 claims 1
- 238000011144 upstream manufacturing Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Operation Control Of Excavators (AREA)
- Fluid-Pressure Circuits (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988076784U JPH0649633Y2 (ja) | 1988-06-07 | 1988-06-07 | 油圧ショベルの油圧回路 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988076784U JPH0649633Y2 (ja) | 1988-06-07 | 1988-06-07 | 油圧ショベルの油圧回路 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH01180558U true JPH01180558U (pt) | 1989-12-26 |
| JPH0649633Y2 JPH0649633Y2 (ja) | 1994-12-14 |
Family
ID=31301794
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988076784U Expired - Lifetime JPH0649633Y2 (ja) | 1988-06-07 | 1988-06-07 | 油圧ショベルの油圧回路 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0649633Y2 (pt) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008231908A (ja) * | 2007-03-19 | 2008-10-02 | Volvo Construction Equipment Ab | 走行中におけるバケットのバケットレスト離脱防止用油圧回路 |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61142235A (ja) * | 1984-12-17 | 1986-06-30 | Sumitomo Heavy Ind Ltd | 油圧ショベル等の建設機械の油圧回路 |
| JPS62107124A (ja) * | 1985-10-15 | 1987-05-18 | Yutani Juko Kk | 建設機械の油圧回路 |
-
1988
- 1988-06-07 JP JP1988076784U patent/JPH0649633Y2/ja not_active Expired - Lifetime
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61142235A (ja) * | 1984-12-17 | 1986-06-30 | Sumitomo Heavy Ind Ltd | 油圧ショベル等の建設機械の油圧回路 |
| JPS62107124A (ja) * | 1985-10-15 | 1987-05-18 | Yutani Juko Kk | 建設機械の油圧回路 |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008231908A (ja) * | 2007-03-19 | 2008-10-02 | Volvo Construction Equipment Ab | 走行中におけるバケットのバケットレスト離脱防止用油圧回路 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0649633Y2 (ja) | 1994-12-14 |