JPH0447609U - - Google Patents
Info
- Publication number
- JPH0447609U JPH0447609U JP9003890U JP9003890U JPH0447609U JP H0447609 U JPH0447609 U JP H0447609U JP 9003890 U JP9003890 U JP 9003890U JP 9003890 U JP9003890 U JP 9003890U JP H0447609 U JPH0447609 U JP H0447609U
- Authority
- JP
- Japan
- Prior art keywords
- wire
- drum
- sensor
- drive motor
- wound
- 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
- 238000009412 basement excavation Methods 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- A Measuring Device Byusing Mechanical Method (AREA)
- Length Measuring Devices With Unspecified Measuring Means (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9003890U JPH0447609U (cs) | 1990-08-30 | 1990-08-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9003890U JPH0447609U (cs) | 1990-08-30 | 1990-08-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0447609U true JPH0447609U (cs) | 1992-04-22 |
Family
ID=31824454
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9003890U Pending JPH0447609U (cs) | 1990-08-30 | 1990-08-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0447609U (cs) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5860208A (ja) * | 1981-10-05 | 1983-04-09 | Komatsu Ltd | 掘削機械の深度測定装置 |
| JPS59155719A (ja) * | 1983-02-25 | 1984-09-04 | Oval Eng Co Ltd | 検出プロ−ブ位置測定装置 |
| JPH01137093A (ja) * | 1987-11-25 | 1989-05-30 | Hazama Gumi Ltd | 掘削監視装置 |
-
1990
- 1990-08-30 JP JP9003890U patent/JPH0447609U/ja active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5860208A (ja) * | 1981-10-05 | 1983-04-09 | Komatsu Ltd | 掘削機械の深度測定装置 |
| JPS59155719A (ja) * | 1983-02-25 | 1984-09-04 | Oval Eng Co Ltd | 検出プロ−ブ位置測定装置 |
| JPH01137093A (ja) * | 1987-11-25 | 1989-05-30 | Hazama Gumi Ltd | 掘削監視装置 |