发明名称 |
NEW AND IMPROVED GRID DRAIN |
摘要 |
A grid drain for use in sinks without overflow drains comprising a solid cylindrical shell having an upper end and a lower end; the exterior side of the solid cylindrical shell has threads which thread from the lower end to the upper end; the upper end has an angulated flange arranged to seat in the drain opening in the sink; and the angulated flange has a top solid surface having a plurality of drain holes; wherein the size of the drain holes is large enough so that an air bubble will not form or will break immediately upon formation.
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申请公布号 |
CA2266812(A1) |
申请公布日期 |
1999.11.07 |
申请号 |
CA19992266812 |
申请日期 |
1999.03.19 |
申请人 |
MCGUIRE MANUFACTURING CO., INC. |
发明人 |
MCROBERTS, THOMAS M. |
分类号 |
E03C1/232;(IPC1-7):E03C1/22;E03C1/26 |
主分类号 |
E03C1/232 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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