发明名称 LAUNCHING DEVICE AND METHOD
摘要 A launching device is described that includes a launcher and an optional snowball forming device. The launching device accepts objects, such as snowballs, and propels them through a generally cylindrical housing energy stored in elastic bands. One embodiment is an automatic launcher that includes an integrated snowball forming device. Uncompacted snow is provided to a hopper. The backwards motion of a handle compacts the snow into a ball and stores energy for launching, and the release of the handle propels the snowball.
申请公布号 US2011011384(A1) 申请公布日期 2011.01.20
申请号 US20090918196 申请日期 2009.02.27
申请人 发明人 MICHAEL TOM;MACCOLL IAN COATS;HENDRIX TONY;HOLLAND GRAY;LAPIDUS PAUL
分类号 F41B7/00;B28B1/00;B29C45/40 主分类号 F41B7/00
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