JPH0193291U - - Google Patents
Info
- Publication number
- JPH0193291U JPH0193291U JP18645187U JP18645187U JPH0193291U JP H0193291 U JPH0193291 U JP H0193291U JP 18645187 U JP18645187 U JP 18645187U JP 18645187 U JP18645187 U JP 18645187U JP H0193291 U JPH0193291 U JP H0193291U
- Authority
- JP
- Japan
- Prior art keywords
- fitting
- screw
- screw shaft
- convex portion
- cutter head
- 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
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 2
- 239000004576 sand Substances 0.000 claims 1
Landscapes
- Excavating Of Shafts Or Tunnels (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18645187U JPH0193291U (fr) | 1987-12-09 | 1987-12-09 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18645187U JPH0193291U (fr) | 1987-12-09 | 1987-12-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0193291U true JPH0193291U (fr) | 1989-06-19 |
Family
ID=31477679
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18645187U Pending JPH0193291U (fr) | 1987-12-09 | 1987-12-09 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0193291U (fr) |
-
1987
- 1987-12-09 JP JP18645187U patent/JPH0193291U/ja active Pending