Shuttlecock or butterfly adjustable in range and speed
专利汇可以提供Shuttlecock or butterfly adjustable in range and speed专利检索，专利查询，专利分析的服务。并且A shuttlecock or butterfly is provided with an arrangement in which gliding feathers are readily arrayed or rearrayed, attached onto or detached from so as the shuttlecock or butterfly itself be adjusted in its flying range and speed. The arrangement comprises a plurality of pits formed along the upper brim of the bottom cup portion of the basket-like main hopper body, a riblike skirt portion, a plurality of vertical frames and a plurality of knob heads formed on the top of the vertical frames, protruding upwardly from the upper end of the skirt portion. The feathers are secured onto along the inner surface of the vertical frames with the foot portion of the quill inserted in the pits formed along the upper brim of the bottom cup portion and the upper portion of the quill at the middle of the feather tied onto the knob heads formed on the top of the vertical frames by such fastening means as string, wire or adhesive tape.，下面是Shuttlecock or butterfly adjustable in range and speed专利的具体信息内容。
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