JPH0293354U - - Google Patents
Info
- Publication number
- JPH0293354U JPH0293354U JP233389U JP233389U JPH0293354U JP H0293354 U JPH0293354 U JP H0293354U JP 233389 U JP233389 U JP 233389U JP 233389 U JP233389 U JP 233389U JP H0293354 U JPH0293354 U JP H0293354U
- Authority
- JP
- Japan
- Prior art keywords
- recess
- iron cover
- manhole
- bottom plate
- reinforcing rib
- 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.)
- Granted
Links
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 14
- 229910052742 iron Inorganic materials 0.000 claims description 7
- 230000003014 reinforcing effect Effects 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 2
- 230000035515 penetration Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1989002333U JPH0724425Y2 (ja) | 1989-01-11 | 1989-01-11 | マンホール等の鉄蓋 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1989002333U JPH0724425Y2 (ja) | 1989-01-11 | 1989-01-11 | マンホール等の鉄蓋 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH0293354U true JPH0293354U (hu) | 1990-07-25 |
JPH0724425Y2 JPH0724425Y2 (ja) | 1995-06-05 |
Family
ID=31203009
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1989002333U Expired - Lifetime JPH0724425Y2 (ja) | 1989-01-11 | 1989-01-11 | マンホール等の鉄蓋 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0724425Y2 (hu) |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5211858U (hu) * | 1975-07-14 | 1977-01-27 | ||
JPS52136462U (hu) * | 1976-04-13 | 1977-10-17 | ||
JPS58172555U (ja) * | 1982-05-13 | 1983-11-18 | カネソウ株式会社 | 化粧集水枡蓋 |
-
1989
- 1989-01-11 JP JP1989002333U patent/JPH0724425Y2/ja not_active Expired - Lifetime
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5211858U (hu) * | 1975-07-14 | 1977-01-27 | ||
JPS52136462U (hu) * | 1976-04-13 | 1977-10-17 | ||
JPS58172555U (ja) * | 1982-05-13 | 1983-11-18 | カネソウ株式会社 | 化粧集水枡蓋 |
Also Published As
Publication number | Publication date |
---|---|
JPH0724425Y2 (ja) | 1995-06-05 |