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This is an accepted version of this page This is the latest accepted revision, reviewed on 11 October 2024. Type of clock A traditional wind-up (key-wound), mechanical spring-powered alarm clock An alarm clock or alarm is a clock that is designed to alert an individual or group of people at a specified time. The primary function of these clocks is to awaken people from their night's sleep or ...
The invention of the verge and foliot escapement in c.1275 [87] was one of the most important inventions in both the history of the clock [88] and the history of technology. [89] It was the first type of regulator in horology. [6] A verge, or vertical shaft, is forced to rotate by a weight-driven crown wheel, but is stopped from rotating freely ...
Clockmaker. Known for. Inventing the first Alarm Clock. Levi Hutchins (August 17, 1761 – June 13, 1855) was an American clockmaker, and inventor of the first American alarm clock. Hutchins was born in Harvard, Massachusetts, to Gordon and Holly Hutchins. In April 1775, during the American Revolutionary War, he served as a fifer under his ...
United Clock Company Western Clock Company Western Clock Manufacturing Company (1888–1919) Western Clock Co., Ltd. (1919-1931) merged to become General Time Corporation. Headquarters. 320 5th Street, Peru, Illinois. , United States. Website. nylholdings.com. Westclox was an American manufacturer and is a current brand of clocks and alarm clocks.
German clockmakers. Johann Baptist Beha (1815–1898) Gustav Becker Clock Company; Freiburg in Schlesien, Silesia (1850–1938) Florn. Thomas Haller (Thomas Haller AG), Schwenningen (1880-1900) then merged with Junghans. Thomas Ernst Haller (Haller AG), Schwenningen (1902-1928) then merged with Kienzle.
Family. Benjamin Willard, Aaron Willard. Simon Willard (April 3, 1753 – August 30, 1848) was a celebrated American clockmaker. Simon Willard clocks were produced in Massachusetts in the towns of Grafton and Roxbury, near Boston.
A knocker-up in Leeuwarden, 1947. A knocker-up or knocker-upper was a member of a profession [ 1 ] in the Netherlands, Britain, Ireland, and some other countries that started during, and lasted well into, the Industrial Revolution, when alarm clocks were neither cheap nor reliable. A knocker-up's job was to rouse sleeping people so they could ...
Flip clock. A flip clock (also known as a "flap clock") is an electromechanical, digital time keeping device with the time indicated by numbers that are sequentially revealed by a split-flap display. The study, collection and repair of flip clocks is termed horopalettology (from horology - the study and measurement of time and palette - and the ...
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