发明名称 Shuttlecock
摘要 A shuttlecock preferably includes a tail, a shuttle housing and an impact head. The tail includes at least three tail sections which are attached to each other and retained by a tail base. The shuttle housing preferably includes a first housing half, a second housing half and an electrical circuit. The electrical circuit preferably includes a circuit board, an vibration sensor, at least one light emitting device and a sound emitting device. The circuit board includes an electrical controller and a battery. The vibration sensor detects that the shuttlecock is in motion and sends an electrical signal to the electrical controller, which activates the at least one light emitting device and/or the sound emitting device, until the shuttlecock is no longer in motion. The impact head preferably includes a plurality head discs, a plurality of buffer discs and a disc strap.
申请公布号 US8147359(B2) 申请公布日期 2012.04.03
申请号 US201113020837 申请日期 2011.02.04
申请人 NG YIK SHEUNG 发明人 NG YIK SHEUNG
分类号 A63B67/18 主分类号 A63B67/18
代理机构 代理人
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