JPH0379394U - - Google Patents
Info
- Publication number
- JPH0379394U JPH0379394U JP13872889U JP13872889U JPH0379394U JP H0379394 U JPH0379394 U JP H0379394U JP 13872889 U JP13872889 U JP 13872889U JP 13872889 U JP13872889 U JP 13872889U JP H0379394 U JPH0379394 U JP H0379394U
- Authority
- JP
- Japan
- Prior art keywords
- tunnel
- head
- cutter
- cutter head
- ground
- 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 |
|---|---|---|---|
| JP13872889U JPH0738474Y2 (ja) | 1989-11-30 | 1989-11-30 | トンネル覆工用エレメント |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13872889U JPH0738474Y2 (ja) | 1989-11-30 | 1989-11-30 | トンネル覆工用エレメント |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0379394U true JPH0379394U (en, 2012) | 1991-08-13 |
| JPH0738474Y2 JPH0738474Y2 (ja) | 1995-09-06 |
Family
ID=31685809
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13872889U Expired - Lifetime JPH0738474Y2 (ja) | 1989-11-30 | 1989-11-30 | トンネル覆工用エレメント |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0738474Y2 (en, 2012) |
-
1989
- 1989-11-30 JP JP13872889U patent/JPH0738474Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0738474Y2 (ja) | 1995-09-06 |