JPH0237994U - - Google Patents
Info
- Publication number
- JPH0237994U JPH0237994U JP11732588U JP11732588U JPH0237994U JP H0237994 U JPH0237994 U JP H0237994U JP 11732588 U JP11732588 U JP 11732588U JP 11732588 U JP11732588 U JP 11732588U JP H0237994 U JPH0237994 U JP H0237994U
- Authority
- JP
- Japan
- Prior art keywords
- shield
- shoe
- attached
- gripper device
- freely
- 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.)
- Pending
Links
- 238000009412 basement excavation Methods 0.000 claims 1
- 230000002093 peripheral effect Effects 0.000 claims 1
- 239000011435 rock Substances 0.000 description 1
Landscapes
- Excavating Of Shafts Or Tunnels (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP11732588U JPH0237994U (de) | 1988-09-06 | 1988-09-06 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP11732588U JPH0237994U (de) | 1988-09-06 | 1988-09-06 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH0237994U true JPH0237994U (de) | 1990-03-13 |
Family
ID=31360688
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP11732588U Pending JPH0237994U (de) | 1988-09-06 | 1988-09-06 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0237994U (de) |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS61106896A (ja) * | 1984-10-30 | 1986-05-24 | 三菱重工業株式会社 | トンネル掘削機 |
-
1988
- 1988-09-06 JP JP11732588U patent/JPH0237994U/ja active Pending
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS61106896A (ja) * | 1984-10-30 | 1986-05-24 | 三菱重工業株式会社 | トンネル掘削機 |