They Invented What? (No. 31)

Anticipate This!™ | Patent and Trademark Law Blog

U.S. Pat. No. 4,656,687:  Elephant-shaped car cleaner and air pump.

 

Background:

Vacuum cleaners are widely used today for cars, but portable car air pumping devices are seldom seen. If a car tire should be found to be short of air pressure on a highway, such a portable air pumping device might be very convenient for a driver, especially if it would be combined together with a vacuum cleaner, making use of the same motor used in the cleaner. So this car cleaner and air pump has been shaped as an elephant for an attractive appearance.

Claims:

I claim: 

1. An elephant-shaped car vacuum cleaner and air pump, including: an elephant-shaped cover, a dirt suction device consisting of an inlet passage, a motor, an impeller driven by the motor, and a dirt bag; an air pumping device consisting of said motor, a transmission consisting of a worm gear rod, a…

View original post 244 more words