Invention Grant
US08961262B2 Model motor vehicle highway system 有权
模型汽车公路系统

Model motor vehicle highway system
Abstract:
An elongated flexible open coil spring with spaced apart coils adapted to engage a guide pin on a slot car is placed in the slot of a model slot car track. Cars are positioned with their depending pins engaging the open coil spring to be carried around the track by a powered car held by and moving the open coil spring along the slot.
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