JPH0325695U - - Google Patents
Info
- Publication number
- JPH0325695U JPH0325695U JP8339989U JP8339989U JPH0325695U JP H0325695 U JPH0325695 U JP H0325695U JP 8339989 U JP8339989 U JP 8339989U JP 8339989 U JP8339989 U JP 8339989U JP H0325695 U JPH0325695 U JP H0325695U
- Authority
- JP
- Japan
- Prior art keywords
- cutter
- spokes
- cutter head
- shield
- center member
- 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
- 238000001125 extrusion Methods 0.000 claims description 2
- 239000013049 sediment Substances 0.000 description 1
- 230000005641 tunneling Effects 0.000 description 1
Landscapes
- Excavating Of Shafts Or Tunnels (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8339989U JPH0325695U (ar) | 1989-07-14 | 1989-07-14 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8339989U JPH0325695U (ar) | 1989-07-14 | 1989-07-14 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH0325695U true JPH0325695U (ar) | 1991-03-15 |
Family
ID=31631036
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP8339989U Pending JPH0325695U (ar) | 1989-07-14 | 1989-07-14 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0325695U (ar) |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6038796U (ja) * | 1983-08-24 | 1985-03-18 | 平野 正博 | 平行線定規 |
-
1989
- 1989-07-14 JP JP8339989U patent/JPH0325695U/ja active Pending
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6038796U (ja) * | 1983-08-24 | 1985-03-18 | 平野 正博 | 平行線定規 |