JPH0230271Y2 - - Google Patents
Info
- Publication number
- JPH0230271Y2 JPH0230271Y2 JP18061085U JP18061085U JPH0230271Y2 JP H0230271 Y2 JPH0230271 Y2 JP H0230271Y2 JP 18061085 U JP18061085 U JP 18061085U JP 18061085 U JP18061085 U JP 18061085U JP H0230271 Y2 JPH0230271 Y2 JP H0230271Y2
- Authority
- JP
- Japan
- Prior art keywords
- core metal
- resin
- pipe
- water
- pressure
- 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
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 54
- 239000011347 resin Substances 0.000 claims description 37
- 229920005989 resin Polymers 0.000 claims description 37
- 239000002184 metal Substances 0.000 claims description 36
- 238000012360 testing method Methods 0.000 claims description 26
- 239000003566 sealing material Substances 0.000 claims description 11
- 239000000835 fiber Substances 0.000 claims description 5
- 239000000565 sealant Substances 0.000 claims 1
- 238000007789 sealing Methods 0.000 description 8
- 238000000034 method Methods 0.000 description 4
- 238000007796 conventional method Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009730 filament winding Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 239000003643 water by type Substances 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Landscapes
- Examining Or Testing Airtightness (AREA)
- Moulding By Coating Moulds (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18061085U JPH0230271Y2 (en]) | 1985-11-22 | 1985-11-22 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18061085U JPH0230271Y2 (en]) | 1985-11-22 | 1985-11-22 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6287820U JPS6287820U (en]) | 1987-06-04 |
| JPH0230271Y2 true JPH0230271Y2 (en]) | 1990-08-15 |
Family
ID=31124721
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18061085U Expired JPH0230271Y2 (en]) | 1985-11-22 | 1985-11-22 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0230271Y2 (en]) |
-
1985
- 1985-11-22 JP JP18061085U patent/JPH0230271Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6287820U (en]) | 1987-06-04 |
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