Drive shaft assembly for toy vehicles

摘要

A toy vehicle including: a housing defining an interior section of the vehicle; a motor mounted in the housing; a drive shaft operatively connected to the motor and extending through an opening in the housing; and a propeller or wheel mounted on an end portion of the drive shaft. The drive shaft includes a polygon shaped driving element that is countersunk into a rear portion of the propeller/wheel for providing reliable transfer of power from the motor to the propeller/wheel.