The engine brake (aka Jake Brake), invented by Clessie Cummins to enable diesel trucks to maintain a controlled speed when descending steep grades, is offered for sale.

The introduction of radial tires into the trucking industry was a significant milestone in technological evolution – tire replacement and fuel consumption were reduced, which allowed for longer hauls of freight and decreased vehicle maintenance costs.

1915
Charles H. Martin files a patent for the fifth wheel invented by Herman G. Farr. Arthur Savage patents the radial tire.

1952
Michelin develops the first commercial radial truck tire in Europe.

George B. Selden patents the first automobile using internal combustion, based on the Brayton Ready Motor in 1878.

Henry Ford installs the first moving assembly line (1913), making mass-produced vehicles viable.

Rudolf Diesel, a German inventor and mechanical engineer, is most well-known for his invention of the diesel engine. His treatise, “Theory and Construction of a Rational Heat-Engine to Replace the Steam Engine and the Combustion Engines Known Today,” formed the basis of his invention of the diesel engine.

1895
Rudolf Diesel is granted a patent for an efficient, compression ignition engine.