JPH0389742U - - Google Patents
Info
- Publication number
- JPH0389742U JPH0389742U JP15051189U JP15051189U JPH0389742U JP H0389742 U JPH0389742 U JP H0389742U JP 15051189 U JP15051189 U JP 15051189U JP 15051189 U JP15051189 U JP 15051189U JP H0389742 U JPH0389742 U JP H0389742U
- Authority
- JP
- Japan
- Prior art keywords
- tail frame
- reaction force
- propulsion
- open shield
- frame
- 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
Landscapes
- Pit Excavations, Shoring, Fill Or Stabilisation Of Slopes (AREA)
- Excavating Of Shafts Or Tunnels (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15051189U JPH0521538Y2 (en]) | 1989-12-26 | 1989-12-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15051189U JPH0521538Y2 (en]) | 1989-12-26 | 1989-12-26 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0389742U true JPH0389742U (en]) | 1991-09-12 |
| JPH0521538Y2 JPH0521538Y2 (en]) | 1993-06-02 |
Family
ID=31696858
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15051189U Expired - Lifetime JPH0521538Y2 (en]) | 1989-12-26 | 1989-12-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0521538Y2 (en]) |
-
1989
- 1989-12-26 JP JP15051189U patent/JPH0521538Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0521538Y2 (en]) | 1993-06-02 |