JPH01119447U - - Google Patents
Info
- Publication number
- JPH01119447U JPH01119447U JP1128888U JP1128888U JPH01119447U JP H01119447 U JPH01119447 U JP H01119447U JP 1128888 U JP1128888 U JP 1128888U JP 1128888 U JP1128888 U JP 1128888U JP H01119447 U JPH01119447 U JP H01119447U
- Authority
- JP
- Japan
- Prior art keywords
- switching valve
- throttle
- pilot
- passage
- 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.)
- Granted
Links
- 238000010276 construction Methods 0.000 claims 3
- 230000000903 blocking effect Effects 0.000 claims 1
- 238000011144 upstream manufacturing Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Operation Control Of Excavators (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1988011288U JPH0643259Y2 (ja) | 1988-01-30 | 1988-01-30 | 建設機械の油圧装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1988011288U JPH0643259Y2 (ja) | 1988-01-30 | 1988-01-30 | 建設機械の油圧装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH01119447U true JPH01119447U (lt) | 1989-08-14 |
JPH0643259Y2 JPH0643259Y2 (ja) | 1994-11-09 |
Family
ID=31514821
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1988011288U Expired - Lifetime JPH0643259Y2 (ja) | 1988-01-30 | 1988-01-30 | 建設機械の油圧装置 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0643259Y2 (lt) |
Citations (1)
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 |
-
1988
- 1988-01-30 JP JP1988011288U patent/JPH0643259Y2/ja not_active Expired - Lifetime
Patent Citations (1)
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 |
Also Published As
Publication number | Publication date |
---|---|
JPH0643259Y2 (ja) | 1994-11-09 |
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