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Sarah Boone (née Sarah Marshall; c. 1832 – 1904) was an African-American inventor. On April 26, 1892, she obtained United States patent number 473,563 [1] for her improvements to the ironing board. Boone's ironing board was designed to improve the quality of ironing the sleeves and bodies of women's garments. The ironing board was very ...
Elijah J. McCoy (May 2, 1844 [A] – October 10, 1929) was a Canadian-American engineer of African-American descent who invented lubrication systems for steam engines. Born free on the Ontario shore of Lake Erie to parents who fled enslavement in Kentucky, he traveled to the United States as a young child when his family returned in 1847 ...
Cyrus Hall McCormick was born on February 15, 1809, in Raphine, Virginia. He was the eldest of eight children born to inventor Robert McCormick Jr. (1780–1846) and Mary Ann "Polly" Hall (1780–1853). As Cyrus's father saw the potential of the design for a mechanical reaper, he applied for a patent to claim it as his own invention.
Dursley, Gloucestershire, England. Occupations. Engineer. inventor. Known for. Inventing the lawnmower. Inventing the adjustable spanner. Edwin Beard Budding (25 August 1796 – 25 September 1846 [1]), an engineer born in Eastington, Stroud, was the English inventor of the lawnmower (1830) and adjustable spanner (1842).
Garrett Morgan. 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. [3][4] Morgan also discovered and ...
Ironing a shirt. Ironing is the use of an iron, usually heated, to remove wrinkles and unwanted creases from fabric. [1] The heating is commonly done to a temperature of 180–220 °C (360–430 °F), depending on the fabric. [2] Ironing works by loosening the bonds between the long-chain polymer molecules in the fibres of the material.
Grinnell licensed a sprinkler device patented by Henry S. Parmalee, then worked to improve the invention, and in 1881 patented the automatic sprinkler that bears his name. [2] He continued to improve the device and in 1890 invented the glass disc sprinkler, essentially the same as that in use today. Such sprinklers are called le Grinnell in ...
Sunbeam acquired Rain King Sprinkler Company producing a popular lawn sprinkler line of the 1950s and 1960s. Meanwhile, Sunbeam continued to expand outside of Chicago.By the end of the 1970s, as the leading American manufacturer of small appliances, Sunbeam enjoyed about $1.3 billion in annual sales and employed nearly 30,000 people worldwide.