发明名称 Blade for ceiling fans
摘要 A blade for ceiling fan consists of a frame and a blade body. The frame is made by plastic injection forming process or metal die casting, and includes two half sections to form a male element and a female element. The frame has a blade body holding means and an anchoring means to hold and anchor the blade body securely on the frame. The frame has a greater thickness than the blade body.
申请公布号 US2003190233(A1) 申请公布日期 2003.10.09
申请号 US20020117174 申请日期 2002.04.08
申请人 CHIANG YIN-YIN 发明人 CHIANG YIN-YIN
分类号 F04D25/08;F04D29/38;(IPC1-7):F04D29/34 主分类号 F04D25/08
代理机构 代理人
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