JPS6371290U - - Google Patents
Info
- Publication number
- JPS6371290U JPS6371290U JP16148986U JP16148986U JPS6371290U JP S6371290 U JPS6371290 U JP S6371290U JP 16148986 U JP16148986 U JP 16148986U JP 16148986 U JP16148986 U JP 16148986U JP S6371290 U JPS6371290 U JP S6371290U
- Authority
- JP
- Japan
- Prior art keywords
- circumferential surface
- outer circumferential
- tube
- collar
- waterproof structure
- 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
- 239000012530 fluid Substances 0.000 claims description 2
- 238000007789 sealing Methods 0.000 claims 5
- 239000013013 elastic material Substances 0.000 claims 1
- 238000000034 method Methods 0.000 claims 1
- 230000002093 peripheral effect Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 1
Landscapes
- Excavating Of Shafts Or Tunnels (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16148986U JPS6371290U (he) | 1986-10-23 | 1986-10-23 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16148986U JPS6371290U (he) | 1986-10-23 | 1986-10-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6371290U true JPS6371290U (he) | 1988-05-13 |
Family
ID=31087849
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16148986U Pending JPS6371290U (he) | 1986-10-23 | 1986-10-23 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6371290U (he) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5733120U (he) * | 1980-08-06 | 1982-02-22 |
-
1986
- 1986-10-23 JP JP16148986U patent/JPS6371290U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5733120U (he) * | 1980-08-06 | 1982-02-22 |