发明名称 Balloon weight with selectable ballast
摘要 A balloon weight assembly includes a spool having a cavity defined in a body portion thereof. The cavity is configured to securingly receive and retain a ballast weight of selectable mass therein. The cavity is further sized to receive more than one such ballast weight at a time in a press fit manner. Accordingly, a single weight housing may be adapted to provide retaining downforce to balloons of various sizes or "lift."
申请公布号 US6663460(B1) 申请公布日期 2003.12.16
申请号 US20000687894 申请日期 2000.10.13
申请人 PREMIUM BALLOON ACCESSORIES, INC. 发明人 NELSON DAVID C.
分类号 A63H27/10;(IPC1-7):A63H3/06 主分类号 A63H27/10
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