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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 ...
1858 Ironing board. An ironing board is a portable and foldable table with a heat-resistant top used in the aid of removing wrinkles from clothing with an iron and spray starch. The first ironing board was co-patented on February 16, 1858, by inventors William Vandenburg and James Harvey of New York City. [142] 1858 Twine knotter
1933 Impact sprinkler. A full impact sprinkler watering a lawn. An impact sprinkler is a type of irrigation sprinkler that pivots on a bearing on top of its threaded attachment nut, and is driven in a circular motion by a spring-loaded arm that is pushed back by the water stream, then returning to "impact" the stream. This produces an ...
Website. www.sunbeam.com. Sunbeam Products is an American company founded in 1897 that has produced electric home appliances under the Sunbeam name since 1910. Its products have included the Mixmaster mixer, the Sunbeam CG waffle iron, Coffeemaster (1938–1964) [2] and the fully automatic T20 toaster. The company has endured a long history of ...
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.
Second black inventor to issue a patent; invented seed planter and cotton planter. [32] [33] Boahen, Kwabena: 1964– Bioengineer: Silicon retina able to process images in the same manner as a living retina [34] [35] Boone, Sarah: 1832–1905 Inventor Ironing board allowing sleeves of women's garments to be ironed more easily [36] [37] [38 ...
Mangle (machine) A Norrahammars Bruk, model 3005-2, mangle from 1934. A mangle[1] is a mechanical laundry aid consisting of two rollers in a sturdy frame, connected by cogs and (in its home version) powered by a hand crank or by electricity. Mangles are used to press or flatten sheets, tablecloths, kitchen towels, or clothing and other laundry.