JPS645999U - - Google Patents
Info
- Publication number
- JPS645999U JPS645999U JP9937287U JP9937287U JPS645999U JP S645999 U JPS645999 U JP S645999U JP 9937287 U JP9937287 U JP 9937287U JP 9937287 U JP9937287 U JP 9937287U JP S645999 U JPS645999 U JP S645999U
- Authority
- JP
- Japan
- Prior art keywords
- main
- hydraulic pressure
- pushing
- push
- cylinder
- 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
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Excavating Of Shafts Or Tunnels (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9937287U JPH0545671Y2 (OSRAM) | 1987-06-30 | 1987-06-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9937287U JPH0545671Y2 (OSRAM) | 1987-06-30 | 1987-06-30 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS645999U true JPS645999U (OSRAM) | 1989-01-13 |
| JPH0545671Y2 JPH0545671Y2 (OSRAM) | 1993-11-24 |
Family
ID=31326470
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9937287U Expired - Lifetime JPH0545671Y2 (OSRAM) | 1987-06-30 | 1987-06-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0545671Y2 (OSRAM) |
-
1987
- 1987-06-30 JP JP9937287U patent/JPH0545671Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0545671Y2 (OSRAM) | 1993-11-24 |