JPH0632549Y2 - 取外し自在蓋 - Google Patents
取外し自在蓋Info
- Publication number
- JPH0632549Y2 JPH0632549Y2 JP5120790U JP5120790U JPH0632549Y2 JP H0632549 Y2 JPH0632549 Y2 JP H0632549Y2 JP 5120790 U JP5120790 U JP 5120790U JP 5120790 U JP5120790 U JP 5120790U JP H0632549 Y2 JPH0632549 Y2 JP H0632549Y2
- Authority
- JP
- Japan
- Prior art keywords
- steel pipe
- threaded rod
- bracket
- perforated
- packing
- 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.)
- Expired - Lifetime
Links
- 239000002184 metal Substances 0.000 claims description 14
- 238000012856 packing Methods 0.000 claims description 8
- 229910000831 Steel Inorganic materials 0.000 description 18
- 239000010959 steel Substances 0.000 description 18
- 230000002093 peripheral effect Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 238000005260 corrosion Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Landscapes
- Investigating Or Analysing Materials By Optical Means (AREA)
- Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5120790U JPH0632549Y2 (ja) | 1990-05-18 | 1990-05-18 | 取外し自在蓋 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5120790U JPH0632549Y2 (ja) | 1990-05-18 | 1990-05-18 | 取外し自在蓋 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0410188U JPH0410188U (enExample) | 1992-01-28 |
| JPH0632549Y2 true JPH0632549Y2 (ja) | 1994-08-24 |
Family
ID=31570434
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5120790U Expired - Lifetime JPH0632549Y2 (ja) | 1990-05-18 | 1990-05-18 | 取外し自在蓋 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0632549Y2 (enExample) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002054784A (ja) * | 2000-08-10 | 2002-02-20 | Noriatsu Kojima | 接続口部用キャップ |
-
1990
- 1990-05-18 JP JP5120790U patent/JPH0632549Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0410188U (enExample) | 1992-01-28 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EXPY | Cancellation because of completion of term |