发明名称 Skimmer guard
摘要 A skimmer guard has first and second brackets configured to bear against opposite walls of a skimmer passageway, and a plurality of resiliently deflectable ribs extending between the first and second brackets for blocking objects from passing into the skimmer. The ribs are configured and dimensioned to bias the first and second brackets against the second wall of the skimmer passageway to hold guard in a fixed position.
申请公布号 US6817041(B1) 申请公布日期 2004.11.16
申请号 US20030639034 申请日期 2003.08.12
申请人 NORTH AMERICAN MARKETING CORPORATION 发明人 EVANS CLIFF;DALTON MARK W.
分类号 E04H4/12;(IPC1-7):E04H4/12 主分类号 E04H4/12
代理机构 代理人
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