JPS63159725U - - Google Patents
Info
- Publication number
- JPS63159725U JPS63159725U JP5410987U JP5410987U JPS63159725U JP S63159725 U JPS63159725 U JP S63159725U JP 5410987 U JP5410987 U JP 5410987U JP 5410987 U JP5410987 U JP 5410987U JP S63159725 U JPS63159725 U JP S63159725U
- Authority
- JP
- Japan
- Prior art keywords
- driving device
- external piston
- piston
- hole
- circular cross
- 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.)
- Granted
Links
- 230000008602 contraction Effects 0.000 claims 1
- 239000000696 magnetic material Substances 0.000 claims 1
- 230000005389 magnetism Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
Landscapes
- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
- Testing Or Calibration Of Command Recording Devices (AREA)
- Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5410987U JPH056495Y2 (https=) | 1987-04-08 | 1987-04-08 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5410987U JPH056495Y2 (https=) | 1987-04-08 | 1987-04-08 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63159725U true JPS63159725U (https=) | 1988-10-19 |
| JPH056495Y2 JPH056495Y2 (https=) | 1993-02-19 |
Family
ID=30880795
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5410987U Expired - Lifetime JPH056495Y2 (https=) | 1987-04-08 | 1987-04-08 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH056495Y2 (https=) |
-
1987
- 1987-04-08 JP JP5410987U patent/JPH056495Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH056495Y2 (https=) | 1993-02-19 |