In 1908 , Elfric Wells Chalmers Kearney ( 1881 -- 1960 ) designed a monorail having an overhead stabilizing rail with spring - loaded vertical stabilizing wheels , but .
A car was built .
In 1908 , Elfric Wells Chalmers Kearney ( 1881 -- 1960 ) designed a monorail having an overhead stabilizing rail with spring - loaded vertical stabilizing wheels , but although a car was built .