As used in this article, the following terms shall have the meanings indicated:
Includes amusement devices designed for and used exclusively by children, such as but not limited to any mechanically or electrically operated pony, horse, boat, airplane, rocket and/or equipment of similar design which may be placed on a stationary platform within any premises to which the public is invited, and which devices are to provide an up-and-down, rocking and/or circular motion for the enjoyment of one or more children.