JPH0519427Y2 - - Google Patents
Info
- Publication number
- JPH0519427Y2 JPH0519427Y2 JP1988161231U JP16123188U JPH0519427Y2 JP H0519427 Y2 JPH0519427 Y2 JP H0519427Y2 JP 1988161231 U JP1988161231 U JP 1988161231U JP 16123188 U JP16123188 U JP 16123188U JP H0519427 Y2 JPH0519427 Y2 JP H0519427Y2
- Authority
- JP
- Japan
- Prior art keywords
- cover
- core metal
- lattice
- piece
- locking
- 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
- 239000000463 material Substances 0.000 claims description 20
- 230000001681 protective effect Effects 0.000 claims description 19
- 229910052751 metal Inorganic materials 0.000 claims description 16
- 239000002184 metal Substances 0.000 claims description 16
- 229920001875 Ebonite Polymers 0.000 claims description 7
- 229920003002 synthetic resin Polymers 0.000 claims description 6
- 239000000057 synthetic resin Substances 0.000 claims description 6
- 230000002265 prevention Effects 0.000 claims description 4
- 230000000694 effects Effects 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 241000221535 Pucciniales Species 0.000 description 2
- 210000000078 claw Anatomy 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 241000777300 Congiopodidae Species 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- -1 casting Substances 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
Landscapes
- Sewage (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988161231U JPH0519427Y2 (US20030220297A1-20031127-C00009.png) | 1988-12-14 | 1988-12-14 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988161231U JPH0519427Y2 (US20030220297A1-20031127-C00009.png) | 1988-12-14 | 1988-12-14 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0284888U JPH0284888U (US20030220297A1-20031127-C00009.png) | 1990-07-02 |
| JPH0519427Y2 true JPH0519427Y2 (US20030220297A1-20031127-C00009.png) | 1993-05-21 |
Family
ID=31443983
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988161231U Expired - Lifetime JPH0519427Y2 (US20030220297A1-20031127-C00009.png) | 1988-12-14 | 1988-12-14 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0519427Y2 (US20030220297A1-20031127-C00009.png) |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59151993U (ja) * | 1983-03-28 | 1984-10-11 | 山下 三男 | スリツプ止め付のグレ−チング |
| JPS60170422U (ja) * | 1983-04-23 | 1985-11-12 | 山下 三男 | グレーチング用スリツプ防止材 |
| JPS60139882U (ja) * | 1984-02-27 | 1985-09-17 | 木村 五男 | 道路側溝用溝蓋 |
-
1988
- 1988-12-14 JP JP1988161231U patent/JPH0519427Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0284888U (US20030220297A1-20031127-C00009.png) | 1990-07-02 |
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