JPH0190896U - - Google Patents
Info
- Publication number
- JPH0190896U JPH0190896U JP18564387U JP18564387U JPH0190896U JP H0190896 U JPH0190896 U JP H0190896U JP 18564387 U JP18564387 U JP 18564387U JP 18564387 U JP18564387 U JP 18564387U JP H0190896 U JPH0190896 U JP H0190896U
- Authority
- JP
- Japan
- Prior art keywords
- tube
- propulsion
- injection hole
- end surface
- hole
- 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
- 238000002347 injection Methods 0.000 claims description 5
- 239000007924 injection Substances 0.000 claims description 5
- 230000002093 peripheral effect Effects 0.000 claims 1
Landscapes
- Excavating Of Shafts Or Tunnels (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18564387U JPH0190896U (lv) | 1987-12-04 | 1987-12-04 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18564387U JPH0190896U (lv) | 1987-12-04 | 1987-12-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0190896U true JPH0190896U (lv) | 1989-06-14 |
Family
ID=31476919
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18564387U Pending JPH0190896U (lv) | 1987-12-04 | 1987-12-04 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0190896U (lv) |
-
1987
- 1987-12-04 JP JP18564387U patent/JPH0190896U/ja active Pending