Anti-theft sand well cover
The utility model relates to an anti-theft manhole cover, which comprises a cover body. The utility model is characterized in that the manhole cover also comprises a well frame that is rotatably connected with the cover. Because the cover and the well frame are rotatably connected, the cover can onl...
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| Format: | Patent |
| Sprache: | eng |
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| Zusammenfassung: | The utility model relates to an anti-theft manhole cover, which comprises a cover body. The utility model is characterized in that the manhole cover also comprises a well frame that is rotatably connected with the cover. Because the cover and the well frame are rotatably connected, the cover can only be opened, but replaced. The utility model has the advantages of good anti-theft performance, simple structure, and easy manufacturing. |
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