发明名称 Attachable drain filter with surface irregularities to entangle hair and debris
摘要 A drain filter for preventing hair and debris from entering a drain of a bathtub, shower stall, lavatory, sink and the like having a liftable stopper and a flange, the article comprising a body with openings for the passage of water, shaped and dimensioned to extend completely around the external periphery of the drain, covering the area between the periphery and the top of the stopper. This body has filamentary material defining openings, the material having a plurality of outward projections above the openings to entangle hair and debris.
申请公布号 US4490862(A) 申请公布日期 1985.01.01
申请号 US19810296292 申请日期 1981.08.26
申请人 VIDAL, STELLA M. 发明人 VIDAL, STELLA M.
分类号 E03C1/26;(IPC1-7):E03C1/26 主分类号 E03C1/26
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