JPS52122143A - Detecting device used for leaser beam measurement of excavating direction of shield excavator - Google Patents
Detecting device used for leaser beam measurement of excavating direction of shield excavatorInfo
- Publication number
- JPS52122143A JPS52122143A JP3905476A JP3905476A JPS52122143A JP S52122143 A JPS52122143 A JP S52122143A JP 3905476 A JP3905476 A JP 3905476A JP 3905476 A JP3905476 A JP 3905476A JP S52122143 A JPS52122143 A JP S52122143A
- Authority
- JP
- Japan
- Prior art keywords
- detecting device
- device used
- beam measurement
- shield excavator
- excavating direction
- 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
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3905476A JPS52122143A (en) | 1976-04-07 | 1976-04-07 | Detecting device used for leaser beam measurement of excavating direction of shield excavator |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3905476A JPS52122143A (en) | 1976-04-07 | 1976-04-07 | Detecting device used for leaser beam measurement of excavating direction of shield excavator |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS52122143A true JPS52122143A (en) | 1977-10-14 |
Family
ID=12542403
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP3905476A Pending JPS52122143A (en) | 1976-04-07 | 1976-04-07 | Detecting device used for leaser beam measurement of excavating direction of shield excavator |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS52122143A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0413919A (en) * | 1990-05-08 | 1992-01-17 | Ohbayashi Corp | Equipment and method for measuring precision in alignment of construction site |
-
1976
- 1976-04-07 JP JP3905476A patent/JPS52122143A/en active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0413919A (en) * | 1990-05-08 | 1992-01-17 | Ohbayashi Corp | Equipment and method for measuring precision in alignment of construction site |
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