JPS624596Y2 - - Google Patents
Info
- Publication number
- JPS624596Y2 JPS624596Y2 JP7357583U JP7357583U JPS624596Y2 JP S624596 Y2 JPS624596 Y2 JP S624596Y2 JP 7357583 U JP7357583 U JP 7357583U JP 7357583 U JP7357583 U JP 7357583U JP S624596 Y2 JPS624596 Y2 JP S624596Y2
- Authority
- JP
- Japan
- Prior art keywords
- rotation
- manhole cover
- groove
- support frame
- regulating protrusion
- 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
- 230000001105 regulatory effect Effects 0.000 claims description 21
- 230000037431 insertion Effects 0.000 claims description 16
- 238000003780 insertion Methods 0.000 claims description 16
- 210000000078 claw Anatomy 0.000 claims description 13
- 230000002093 peripheral effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7357583U JPS59178450U (ja) | 1983-05-17 | 1983-05-17 | マンホ−ル蓋の施錠装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7357583U JPS59178450U (ja) | 1983-05-17 | 1983-05-17 | マンホ−ル蓋の施錠装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS59178450U JPS59178450U (ja) | 1984-11-29 |
| JPS624596Y2 true JPS624596Y2 (en]) | 1987-02-02 |
Family
ID=30203690
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7357583U Granted JPS59178450U (ja) | 1983-05-17 | 1983-05-17 | マンホ−ル蓋の施錠装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59178450U (en]) |
-
1983
- 1983-05-17 JP JP7357583U patent/JPS59178450U/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS59178450U (ja) | 1984-11-29 |
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