JPS6431194U - - Google Patents
Info
- Publication number
- JPS6431194U JPS6431194U JP12638887U JP12638887U JPS6431194U JP S6431194 U JPS6431194 U JP S6431194U JP 12638887 U JP12638887 U JP 12638887U JP 12638887 U JP12638887 U JP 12638887U JP S6431194 U JPS6431194 U JP S6431194U
- Authority
- JP
- Japan
- Prior art keywords
- spokes
- outer ring
- bits
- contracted
- telescopic
- 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 |
|---|---|---|---|
| JP12638887U JPH0526156Y2 (pl) | 1987-08-21 | 1987-08-21 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12638887U JPH0526156Y2 (pl) | 1987-08-21 | 1987-08-21 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6431194U true JPS6431194U (pl) | 1989-02-27 |
| JPH0526156Y2 JPH0526156Y2 (pl) | 1993-07-01 |
Family
ID=31377868
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12638887U Expired - Lifetime JPH0526156Y2 (pl) | 1987-08-21 | 1987-08-21 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0526156Y2 (pl) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03132595A (ja) * | 1989-10-17 | 1991-06-05 | Kawasaki Heavy Ind Ltd | シールド掘進機を用いるトンネル連結方法 |
| JPH03122197U (pl) * | 1990-03-23 | 1991-12-13 |
-
1987
- 1987-08-21 JP JP12638887U patent/JPH0526156Y2/ja not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03132595A (ja) * | 1989-10-17 | 1991-06-05 | Kawasaki Heavy Ind Ltd | シールド掘進機を用いるトンネル連結方法 |
| JPH03122197U (pl) * | 1990-03-23 | 1991-12-13 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0526156Y2 (pl) | 1993-07-01 |