发明名称 Boomerang and launcher
摘要 A launcher for a flying object, such as a boomerang, is provided having a body that includes a plurality of wings. The launcher includes a stop against which the object rests at a point on its body. A moving member engages one of the wings of the object so as to impart forward motion thereto, such that the object is propelled forward from the launcher with a rotational moment about the stop. The boomerang is preferably made from a sheet of material which is cut to form the plurality of wings, joined at a vertex, wherein one or more of the wings are folded to produce lift flaps.
申请公布号 AU4057599(A) 申请公布日期 1999.12.30
申请号 AU19990040575 申请日期 1999.06.03
申请人 DAVID BEN-HADOR 发明人 DAVID BEN-HADOR
分类号 F41B7/00;A63B65/08 主分类号 F41B7/00
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