发明名称 Wind Resistant Umbrella
摘要 An umbrella comprising an upper canopy attached to a lower canopy, wherein the lower canopy is dimensioned relative to the upper canopy to increase the umbrella's resistance to high wind velocities as compared to conventional umbrellas. In this manner, the umbrella is better capable of maintaining its structural and/or its positional integrity when exposed to high wind velocities as compared to conventional umbrellas.
申请公布号 US2005247334(A1) 申请公布日期 2005.11.10
申请号 US20050908127 申请日期 2005.04.28
申请人 ERICKSON DENNIS E 发明人 ERICKSON DENNIS E.
分类号 A45B25/18;A45B25/20;A45B25/22;(IPC1-7):A45B25/18 主分类号 A45B25/18
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