JPH0621991Y2 - 金属製格子板の遮蔽装置 - Google Patents
金属製格子板の遮蔽装置Info
- Publication number
- JPH0621991Y2 JPH0621991Y2 JP1321189U JP1321189U JPH0621991Y2 JP H0621991 Y2 JPH0621991 Y2 JP H0621991Y2 JP 1321189 U JP1321189 U JP 1321189U JP 1321189 U JP1321189 U JP 1321189U JP H0621991 Y2 JPH0621991 Y2 JP H0621991Y2
- Authority
- JP
- Japan
- Prior art keywords
- metal grid
- vertical
- long cover
- vertical bars
- grid plate
- 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 title claims description 13
- 230000002093 peripheral effect Effects 0.000 claims 1
- 230000035699 permeability Effects 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 230000000694 effects Effects 0.000 description 2
- 238000009423 ventilation Methods 0.000 description 2
- 241001674044 Blattodea Species 0.000 description 1
- 241000238631 Hexapoda Species 0.000 description 1
- 241000699670 Mus sp. Species 0.000 description 1
- 241000283984 Rodentia Species 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009931 harmful effect Effects 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
Landscapes
- Sewage (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1321189U JPH0621991Y2 (ja) | 1989-02-07 | 1989-02-07 | 金属製格子板の遮蔽装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1321189U JPH0621991Y2 (ja) | 1989-02-07 | 1989-02-07 | 金属製格子板の遮蔽装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH02106083U JPH02106083U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1990-08-23 |
JPH0621991Y2 true JPH0621991Y2 (ja) | 1994-06-08 |
Family
ID=31223325
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1321189U Expired - Lifetime JPH0621991Y2 (ja) | 1989-02-07 | 1989-02-07 | 金属製格子板の遮蔽装置 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0621991Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101053174B1 (ko) * | 2008-11-25 | 2011-08-01 | 서일공영 주식회사 | 격자 구조물용 거름망 |
-
1989
- 1989-02-07 JP JP1321189U patent/JPH0621991Y2/ja not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JPH02106083U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1990-08-23 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
EXPY | Cancellation because of completion of term |