JPH0344876Y2 - - Google Patents
Info
- Publication number
- JPH0344876Y2 JPH0344876Y2 JP1985091051U JP9105185U JPH0344876Y2 JP H0344876 Y2 JPH0344876 Y2 JP H0344876Y2 JP 1985091051 U JP1985091051 U JP 1985091051U JP 9105185 U JP9105185 U JP 9105185U JP H0344876 Y2 JPH0344876 Y2 JP H0344876Y2
- Authority
- JP
- Japan
- Prior art keywords
- excavator
- hydraulic cylinder
- base body
- boom
- slide
- 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
- 238000009412 basement excavation Methods 0.000 description 11
- 238000007790 scraping Methods 0.000 description 5
- 230000008602 contraction Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
Landscapes
- Excavating Of Shafts Or Tunnels (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1985091051U JPH0344876Y2 (US07534539-20090519-C00280.png) | 1985-06-17 | 1985-06-17 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1985091051U JPH0344876Y2 (US07534539-20090519-C00280.png) | 1985-06-17 | 1985-06-17 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS61206797U JPS61206797U (US07534539-20090519-C00280.png) | 1986-12-27 |
JPH0344876Y2 true JPH0344876Y2 (US07534539-20090519-C00280.png) | 1991-09-20 |
Family
ID=30646603
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1985091051U Expired JPH0344876Y2 (US07534539-20090519-C00280.png) | 1985-06-17 | 1985-06-17 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0344876Y2 (US07534539-20090519-C00280.png) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2684064B2 (ja) * | 1988-09-07 | 1997-12-03 | 清水建設株式会社 | 掘削機の移動装置 |
CA2141984C (en) * | 1995-02-07 | 2002-11-26 | Herbert A. Smith | Continuous control system for a mining or tunnelling machine |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5876698A (ja) * | 1981-11-02 | 1983-05-09 | 日立造船株式会社 | 掘削範囲を規制する装置 |
-
1985
- 1985-06-17 JP JP1985091051U patent/JPH0344876Y2/ja not_active Expired
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5876698A (ja) * | 1981-11-02 | 1983-05-09 | 日立造船株式会社 | 掘削範囲を規制する装置 |
Also Published As
Publication number | Publication date |
---|---|
JPS61206797U (US07534539-20090519-C00280.png) | 1986-12-27 |
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