发明名称 Storm drain sump filter
摘要 A filter for use within a storm drain sump which has a fluid outlet through a wall of the sump, the filter includes a bag-like body member having a cylindrical body portion fabricated from resilient mesh-like synthetic material. A base portion of the filter defines a toroid-shaped section. A weighted material is placed within the toroid-shaped section. Wedge-shaped spacers are axially aligned and secured to an outer face of the cylindrical body portion of the filter. A suspension plate is secured to the body member to support the filter in the storm drain sump.
申请公布号 US4268390(A) 申请公布日期 1981.05.19
申请号 US19790074091 申请日期 1979.09.10
申请人 CUNNINGHAM, WILLIAM T. J. 发明人 CUNNINGHAM, WILLIAM T. J.
分类号 B01D29/11;E03F5/04;(IPC1-7):B01D23/04 主分类号 B01D29/11
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