JPS61106596U - - Google Patents
Info
- Publication number
- JPS61106596U JPS61106596U JP18884284U JP18884284U JPS61106596U JP S61106596 U JPS61106596 U JP S61106596U JP 18884284 U JP18884284 U JP 18884284U JP 18884284 U JP18884284 U JP 18884284U JP S61106596 U JPS61106596 U JP S61106596U
- Authority
- JP
- Japan
- Prior art keywords
- shaft
- holding member
- surrounding wall
- annular holding
- fixing device
- 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
- Excavating Of Shafts Or Tunnels (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18884284U JPS6346555Y2 (en]) | 1984-12-14 | 1984-12-14 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18884284U JPS6346555Y2 (en]) | 1984-12-14 | 1984-12-14 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61106596U true JPS61106596U (en]) | 1986-07-07 |
| JPS6346555Y2 JPS6346555Y2 (en]) | 1988-12-02 |
Family
ID=30746305
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18884284U Expired JPS6346555Y2 (en]) | 1984-12-14 | 1984-12-14 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6346555Y2 (en]) |
-
1984
- 1984-12-14 JP JP18884284U patent/JPS6346555Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6346555Y2 (en]) | 1988-12-02 |