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Garrett Augustus Morgan Sr. (March 4, 1877 – July 27, 1963) was an American inventor, businessman, and community leader. His most notable inventions were a type of three-way traffic light , [ 1 ] and a protective 'smoke hood' [ 2 ] notably used in a 1916 tunnel construction disaster rescue.
Image credits: Rose Smith #8 Garrett Morgan Invented What Would Become The Yellow Traffic Light. Before Morgan's invention, traffic lights only had "stop" and "go" without any indication to slow down.
[1]: 386–7 After witnessing an accident between an automobile and a horse-drawn carriage, inventor Garrett Morgan filed a U.S. patent for a traffic signal. [20] Patent No. 1,475,024 was granted on 20 November 1923 for Morgan's three-position traffic signal. [21] A further development of traffic signals were staggered systems.
It’s been a century since Garrett Morgan patented the three-position traffic signal. Sandra Morgan, his granddaughter, says she’s fought to keep his legacy alive.
Morgan, Garrett: 1877–1963 Inventor Invented an early version of a gas mask called a smoke hood, and created the first traffic light that included a third "warning" position which is standard today. Morgan also developed a chemical that was used in hair products for hair-straightening. [148] [149] Nriagu, Jerome: 1944– Geochemist
She wanted Black students to know about Garrett Morgan, who invented the traffic signal in 1923 after witnessing a carriage accident, and Benjamin Banneker, who in 1753 carved a wooden clock that ...
In 1923, Garrett Morgan patented a design of a manually operated three-way traffic light with moving arms. [17] The control of traffic lights made a big turn with the rise of computers in America in the 1950s. One of the best historical examples of computerized control of lights was in Denver in 1952.
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