JPH0235868Y2 - - Google Patents
Info
- Publication number
- JPH0235868Y2 JPH0235868Y2 JP8701484U JP8701484U JPH0235868Y2 JP H0235868 Y2 JPH0235868 Y2 JP H0235868Y2 JP 8701484 U JP8701484 U JP 8701484U JP 8701484 U JP8701484 U JP 8701484U JP H0235868 Y2 JPH0235868 Y2 JP H0235868Y2
- Authority
- JP
- Japan
- Prior art keywords
- locking
- weight
- lever
- piece
- manhole cover
- 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
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 description 1
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8701484U JPS612552U (ja) | 1984-06-11 | 1984-06-11 | マンホ−ル蓋体の錠止装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8701484U JPS612552U (ja) | 1984-06-11 | 1984-06-11 | マンホ−ル蓋体の錠止装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS612552U JPS612552U (ja) | 1986-01-09 |
| JPH0235868Y2 true JPH0235868Y2 (en, 2012) | 1990-10-01 |
Family
ID=30638842
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8701484U Granted JPS612552U (ja) | 1984-06-11 | 1984-06-11 | マンホ−ル蓋体の錠止装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS612552U (en, 2012) |
-
1984
- 1984-06-11 JP JP8701484U patent/JPS612552U/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS612552U (ja) | 1986-01-09 |
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