JPH0252137U - - Google Patents
Info
- Publication number
- JPH0252137U JPH0252137U JP13180388U JP13180388U JPH0252137U JP H0252137 U JPH0252137 U JP H0252137U JP 13180388 U JP13180388 U JP 13180388U JP 13180388 U JP13180388 U JP 13180388U JP H0252137 U JPH0252137 U JP H0252137U
- Authority
- JP
- Japan
- Prior art keywords
- pressure gauge
- shaft
- spherical body
- earth
- earth pressure
- 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
- 239000002689 soil Substances 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 claims 1
- 230000000149 penetrating effect Effects 0.000 claims 1
- 239000004576 sand Substances 0.000 claims 1
- 238000012856 packing Methods 0.000 description 1
Landscapes
- Excavating Of Shafts Or Tunnels (AREA)
- Force Measurement Appropriate To Specific Purposes (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13180388U JPH0252137U (cs) | 1988-10-11 | 1988-10-11 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13180388U JPH0252137U (cs) | 1988-10-11 | 1988-10-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0252137U true JPH0252137U (cs) | 1990-04-13 |
Family
ID=31388205
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13180388U Pending JPH0252137U (cs) | 1988-10-11 | 1988-10-11 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0252137U (cs) |
-
1988
- 1988-10-11 JP JP13180388U patent/JPH0252137U/ja active Pending
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