JPH01174494U - - Google Patents
Info
- Publication number
- JPH01174494U JPH01174494U JP6756488U JP6756488U JPH01174494U JP H01174494 U JPH01174494 U JP H01174494U JP 6756488 U JP6756488 U JP 6756488U JP 6756488 U JP6756488 U JP 6756488U JP H01174494 U JPH01174494 U JP H01174494U
- Authority
- JP
- Japan
- Prior art keywords
- surface portion
- reinforcing means
- axial
- define
- concrete
- 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
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988067564U JPH076239Y2 (ja) | 1988-05-24 | 1988-05-24 | 覆工用セグメント |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988067564U JPH076239Y2 (ja) | 1988-05-24 | 1988-05-24 | 覆工用セグメント |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH01174494U true JPH01174494U (enExample) | 1989-12-12 |
| JPH076239Y2 JPH076239Y2 (ja) | 1995-02-15 |
Family
ID=31292933
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988067564U Expired - Lifetime JPH076239Y2 (ja) | 1988-05-24 | 1988-05-24 | 覆工用セグメント |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH076239Y2 (enExample) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS51113329A (en) * | 1975-03-31 | 1976-10-06 | Nippon Shield Eng Kk | Method of tunnel upset construction by means of segment |
| JPS51117425A (en) * | 1975-04-09 | 1976-10-15 | Fujimi Kouken Kk | Method of assembling segment for tunnel upset construction work |
| JPS52126629U (enExample) * | 1976-03-23 | 1977-09-27 |
-
1988
- 1988-05-24 JP JP1988067564U patent/JPH076239Y2/ja not_active Expired - Lifetime
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS51113329A (en) * | 1975-03-31 | 1976-10-06 | Nippon Shield Eng Kk | Method of tunnel upset construction by means of segment |
| JPS51117425A (en) * | 1975-04-09 | 1976-10-15 | Fujimi Kouken Kk | Method of assembling segment for tunnel upset construction work |
| JPS52126629U (enExample) * | 1976-03-23 | 1977-09-27 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH076239Y2 (ja) | 1995-02-15 |