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Entries Tagged as 'Engineering Design'

First African American to recieve a U.S. patent

March 3rd, 2010 · Add a Comment

Today in History-March 3, 1831–Thomas Jennings became the first African-American to receive a patent for his invention of ‘dry-scouring’, a process better known today as dry-cleaning.
As a free man, he established a local business in New York in which he sold clothing. However, customers became disgruntled that there was no means to effectively clean the [...]

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Tags: African American · Chemical, Biochemical, Biomolecular Engineering · Engineering Design · Engineering Management · General Engineering, Engineering Science · Industrial Engineering · Manufacturing Engineering · Mechanical Engineering

Engineering Education "Today in History" Blog: Thomas Davenport patents the electric motor and electric railway

February 25th, 2010 · Add a Comment

Today in History – February 25, 1837 – Thomas Davenport patents the electric motor and electric railway. Thomas Davenport, an American blacksmith, first invented the DC electrical motor in 1834 and used it to make a small model of electrical railway in 1835. He patented a device for “Improvements in propelling machinery by [...]

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Tags: Electrical Engineering · Engineering Design · General Engineering, Engineering Science · Industrial Engineering · Manufacturing Engineering · Materials Engineering · Mechanical Engineering

Engineering Education "Today in History" Blog: Non-Freon Refrigerators

February 21st, 2010 · Add a Comment

Today in History – February 21, 1994 -  Whirlpool begins production of refrigerators without freon.
In the 1930s, refrigerators began to use freon as a refrigerant. However, the use of freon became an environmental concern once it was identified as a ozone-depleting chemical. Fortunately, household appliance manufacturers have since switched to a different refrigerant, HFC-134a, [...]

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Tags: Chemical, Biochemical, Biomolecular Engineering · Engineering Design · Environmental Engineering · General Engineering, Engineering Science · Industrial Engineering · Manufacturing Engineering · Mechanical Engineering

Engineering Education "Today in History" Blog: Vacuum cleaners, engineering design and prototype testing

February 18th, 2010 · Add a Comment

Today in History – February 18, 1901 – First vacuum cleaner patented by Hubert Cecil Booth, an English structural engineer. This design had the disadvantage that it had no way to collect the dust and never became a commercial success. In 1907, James Spangler, a janitor working in Canton, Ohio, was not aware of [...]

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Tags: Engineering Design · Engineering Management · Engineering Mechanics · Industrial Design · Industrial Engineering · Manufacturing Engineering · Mechanical Engineering

Engineering Education "Today in History" Blog: Funeral for Analog TV

February 17th, 2010 · Add a Comment

Today in History – February 17, 2009 – Television originally scheduled to go digital in the U.S. Congress mandated this as the date when all full-power TV stations would cease to broadcast analog programming. This transition to digital television was promoted as enabling more efficient use of the nation’s airwaves, including allowing new [...]

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Tags: Electrical Engineering · Engineering Design · Engineering Management · General Engineering, Engineering Science · Industrial Engineering · Materials Engineering

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