JPH01156254U - - Google Patents
Info
- Publication number
- JPH01156254U JPH01156254U JP5139188U JP5139188U JPH01156254U JP H01156254 U JPH01156254 U JP H01156254U JP 5139188 U JP5139188 U JP 5139188U JP 5139188 U JP5139188 U JP 5139188U JP H01156254 U JPH01156254 U JP H01156254U
- Authority
- JP
- Japan
- Prior art keywords
- cylinder
- boom
- hydraulic oil
- oil passage
- head 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.)
- Granted
Links
- 238000010276 construction Methods 0.000 claims 2
- 239000010720 hydraulic oil Substances 0.000 claims 2
- 230000003111 delayed effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
- 238000006073 displacement reaction Methods 0.000 description 1
Landscapes
- Fluid-Pressure Circuits (AREA)
- Operation Control Of Excavators (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP5139188U JPH0643257Y2 (ja) | 1988-04-15 | 1988-04-15 | 建設機械のシリンダ回路 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP5139188U JPH0643257Y2 (ja) | 1988-04-15 | 1988-04-15 | 建設機械のシリンダ回路 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH01156254U true JPH01156254U (nl) | 1989-10-26 |
JPH0643257Y2 JPH0643257Y2 (ja) | 1994-11-09 |
Family
ID=31277417
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP5139188U Expired - Lifetime JPH0643257Y2 (ja) | 1988-04-15 | 1988-04-15 | 建設機械のシリンダ回路 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0643257Y2 (nl) |
-
1988
- 1988-04-15 JP JP5139188U patent/JPH0643257Y2/ja not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JPH0643257Y2 (ja) | 1994-11-09 |