Willis Carrier

26 November 1876 – 7 October 1950

Willis Haviland Carrier (1876-1950) was an American engineer best known for inventing modern air conditioning. In 1902 he designed the first system to control both temperature and humidity, originally to solve a humidity problem at a printing plant. He founded the Carrier Corporation, which became a leading manufacturer of air conditioning and refrigeration equipment.

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Life events

Born in Angola, New York
26 November 1876

Willis Haviland Carrier was born on a farm in Angola, New York.

Source: en.wikipedia.org
Birth ✓
Graduated from Cornell University in engineering
1901

Carrier earned a degree in mechanical engineering from Cornell University on a scholarship.

Source: en.wikipedia.org
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Designed the first modern air conditioning system
17 July 1902

To control humidity at the Sackett-Wilhelms printing plant in Brooklyn, Carrier devised a system that regulated both temperature and humidity, launching the air conditioning industry.

Source: en.wikipedia.org
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Patented the 'Apparatus for Treating Air'
2 January 1906

Carrier received his foundational patent for air conditioning apparatus.

Source: en.wikipedia.org
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Presented his 'Rational Psychrometric Formulae'
December 1911

Carrier published his psychrometric chart and formulas, providing the scientific basis for air conditioning design.

Source: en.wikipedia.org
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Co-founded the Carrier Engineering Corporation
1915

With six other engineers, Carrier formed his own company to develop and market air conditioning systems.

Source: en.wikipedia.org
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Introduced the centrifugal chiller
1922

Carrier developed the centrifugal refrigeration machine, making air conditioning practical for large buildings.

Source: en.wikipedia.org
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Air conditioned major public buildings and theaters
c. 1928

Carrier's systems cooled movie theaters, department stores, and the U.S. Capitol, popularizing air conditioning.

Source: en.wikipedia.org
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Died in New York City
7 October 1950

Carrier died in New York City at the age of 73.

Source: en.wikipedia.org
Death ✓