Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
The invention discloses a novel manhole cover. The novel manhole cover is characterized by comprising a manhole cover body with the top protruding upwards; the manhole cover body is provided with a plurality of drainage grooves and filtration holes; the filtration holes are evenly distributed among the drainage grooves; the edge of the manhole cover body is provided with an annular installation table. The novel manhole cover is novel in structure, easy to clean and high in practical value.
The invention discloses a novel manhole cover. The novel manhole cover is characterized by comprising a manhole cover body with the top protruding upwards; the manhole cover body is provided with a plurality of drainage grooves and filtration holes; the filtration holes are evenly distributed among the drainage grooves; the edge of the manhole cover body is provided with an annular installation table. The novel manhole cover is novel in structure, easy to clean and high in practical value.
Novel manhole cover
WANG DONGPING (Autor:in)
18.11.2015
Patent
Elektronische Ressource
Englisch
IPC:
E02D
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