JPH0248547Y2 - - Google Patents
Info
- Publication number
- JPH0248547Y2 JPH0248547Y2 JP11540487U JP11540487U JPH0248547Y2 JP H0248547 Y2 JPH0248547 Y2 JP H0248547Y2 JP 11540487 U JP11540487 U JP 11540487U JP 11540487 U JP11540487 U JP 11540487U JP H0248547 Y2 JPH0248547 Y2 JP H0248547Y2
- Authority
- JP
- Japan
- Prior art keywords
- grating
- handle
- pipe material
- grating body
- hinge mechanism
- 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
- 239000000463 material Substances 0.000 claims description 40
- 125000006850 spacer group Chemical group 0.000 claims description 23
- 239000011247 coating layer Substances 0.000 claims description 12
- 239000011347 resin Substances 0.000 claims description 11
- 229920005989 resin Polymers 0.000 claims description 11
- 239000011810 insulating material Substances 0.000 claims description 8
- 239000002184 metal Substances 0.000 description 35
- 229910052751 metal Inorganic materials 0.000 description 35
- 150000002739 metals Chemical class 0.000 description 9
- 230000008014 freezing Effects 0.000 description 8
- 238000007710 freezing Methods 0.000 description 8
- 239000007769 metal material Substances 0.000 description 5
- 238000007711 solidification Methods 0.000 description 4
- 230000008023 solidification Effects 0.000 description 4
- 238000003466 welding Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 210000005069 ears Anatomy 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
Landscapes
- Sewage (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11540487U JPH0248547Y2 (enExample) | 1987-07-28 | 1987-07-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11540487U JPH0248547Y2 (enExample) | 1987-07-28 | 1987-07-28 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6424188U JPS6424188U (enExample) | 1989-02-09 |
| JPH0248547Y2 true JPH0248547Y2 (enExample) | 1990-12-19 |
Family
ID=31357031
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11540487U Expired JPH0248547Y2 (enExample) | 1987-07-28 | 1987-07-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0248547Y2 (enExample) |
-
1987
- 1987-07-28 JP JP11540487U patent/JPH0248547Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6424188U (enExample) | 1989-02-09 |
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