发明授权
US4463518A Combination vehicle and top toy 失效
组合车和顶级玩具

Combination vehicle and top toy
摘要:
A top is releaseably carried by a vehicle for rotation about an axis upon an external force effecting linear movement of the vehicle and rotation of a drivingly related surface engaging wheel. If the wheel is suddenly stopped the momentum of the top will overcome the force retaining it and the spinning top will be ejected from the vehicle. The vehicle has a track to facilitate insertion and ejection of the top.
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