| 摘要 |
A toy car comprises a base, a plurality of wheels arranged to support the base for rolling movement over a surface, a spring-powered drive train carried by the base and operatively coupled to at least one of the wheels and having at least one rotatable drive gear, a post shiftably mounted to the base and moveable between a first position and a second position and including a camming surface, and a pawl carried by the base and including a camming surface. The camming surface of the post and the camming surface of the pawl are arranged to shift the pawl into engagement with the teeth of the drive gear in response to movement of the post to the first position, and the pawl is arranged to shift away from the drive gear in response to movement of the post to the second position.
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