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The history of the anchor dates back millennia. The most ancient anchors were probably rocks and many rock anchors have been discovered originating from at least the Bronze Age . [ 1 ] Many modern moorings remain reliant upon a large rock as the primary element of their design.
The Danforth is a light, versatile, highly popular fluke-style anchor. American Richard Danforth invented the Danforth Anchor in the 1940s for use aboard landing craft. It uses a stock at the crown to which two large flat triangular flukes are attached.
Albert Bishop Chance (1873–1949) was a businessman and the inventor of the first practical earth anchor. [1] He founded the A.B. Chance Company in 1907 in his hometown of Centralia, Missouri, where he would also become mayor [2] He invented the earth anchor after an ice storm knocked down his parents' company's telephone lines.
Harry Mendell, U.S. – invented the first digital sampling synthesizer; Joy Mangano (born 1956), U.S. – household appliances; Anna Mangin (1844–1931) – American inventor, educator, caterer and women's rights campaigner; Charles Mantoux (1877–1947), France – Mantoux test (tuberculosis) Guglielmo Marconi (1874–1937), Italy – radio ...
From its invention in 1656 by Christiaan Huygens, inspired by Galileo Galilei, until the 1930s, the pendulum clock was the world's most precise timekeeper, accounting for its widespread use. [ 1 ] [ 2 ] Throughout the 18th and 19th centuries, pendulum clocks in homes, factories, offices, and railroad stations served as primary time standards ...
Typical Fischer-Plugs Fischer invented wall plugs to hold screws (not all of Fischer Brand) Artur Fischer (31 December 1919 – 27 January 2016) was a German inventor. He is best known for inventing an expanding plastic version of the wall plug. [2] Born in Tumlingen, Artur Fischer was the son of the village tailor Georg Fischer.
Clement's invention was a substantial improvement on Robert Hooke's constant force escapement of 1671. [4] The oldest known anchor clock is Wadham College Clock, a tower clock built at Wadham College, Oxford, in 1670, probably by clockmaker Joseph Knibb. [5] [6] The anchor became the standard escapement used in almost all pendulum clocks.
In August 1910, N. Hingley & Sons completed an anchor for the White Star liner, Olympic. [14] It was claimed that the anchor was the biggest ever produced, weighing 15 tons 5 + 1 ⁄ 4 cwt, with length 19 ft and width 10 ft. In 1911, the company manufactured the anchors and chain for the ocean liner RMS Titanic.