JPS63130585U - - Google Patents
Info
- Publication number
- JPS63130585U JPS63130585U JP2066887U JP2066887U JPS63130585U JP S63130585 U JPS63130585 U JP S63130585U JP 2066887 U JP2066887 U JP 2066887U JP 2066887 U JP2066887 U JP 2066887U JP S63130585 U JPS63130585 U JP S63130585U
- Authority
- JP
- Japan
- Prior art keywords
- earth
- tip
- cutter head
- sand
- sand intake
- 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.)
- Pending
Links
- 239000004576 sand Substances 0.000 claims description 5
- 238000009412 basement excavation Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Excavating Of Shafts Or Tunnels (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2066887U JPS63130585U (pt-PT) | 1987-02-17 | 1987-02-17 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2066887U JPS63130585U (pt-PT) | 1987-02-17 | 1987-02-17 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS63130585U true JPS63130585U (pt-PT) | 1988-08-26 |
Family
ID=30816392
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2066887U Pending JPS63130585U (pt-PT) | 1987-02-17 | 1987-02-17 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS63130585U (pt-PT) |
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1987
- 1987-02-17 JP JP2066887U patent/JPS63130585U/ja active Pending