DRAIN GRATING

A drainage grating is provided to secure safety in walking, and to solve the problems caused by various impurities flowing inward from the outside. A drainage grating for filtering out impurities of the appointed size and draining off rainwater only comprises a grating main body(2) having a drainage...

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Bibliographic Details
Main Authors CHOL, SANG MIN, AN, MIN WOO
Format Patent
LanguageEnglish
Published 15.01.2009
Subjects
CESSPOOLS
FIXED CONSTRUCTIONS
SEWERAGE
SEWERS
WATER SUPPLY
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Summary:A drainage grating is provided to secure safety in walking, and to solve the problems caused by various impurities flowing inward from the outside. A drainage grating for filtering out impurities of the appointed size and draining off rainwater only comprises a grating main body(2) having a drainage passage(H) between connection plates(P), and a filter device(4) filled in each drainage passage and provided with water permeable pores to let water pass through, wherein the grating main body is composed of a circular or polygonal plate having many drainage passages formed at a certain space, and the filter device is composed of water permeable filler having water permeable pores(F) for drainage.
Bibliography:Application Number: KR20070069602