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An odometer or odograph is an instrument used for measuring the distance traveled by a vehicle, such as a bicycle or car. The device may be electronic, mechanical, or a combination of the two ( electromechanical ).
Hero's aeolipile. A number of devices and inventions have been ascribed to Hero, including the following: The aeolipile (a version of which is known as "Hero's engine"), which was a rocket-like reaction engine and the first-recorded steam engine (although Vitruvius mentioned the aeolipile in De Architectura, presumably earlier than Hero). [13]
An illustration of Hero's aeolipile. An aeolipile, aeolipyle, or eolipile, from the Greek "Αἰόλου πύλη," lit. ' Aeolus gate ', also known as a Hero's (or Heron's) engine, is a simple, bladeless radial steam turbine which spins when the central water container is heated. Torque is produced by steam jets exiting the turbine.
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[1]: 96–98, 103–104 Steven Pratt created a replica of Clayton's odometer which was on display at the Museum of Church History and Art. [1]: 99 A 1921 news article in the Deseret News claimed that Clayton's original odometer was "the first of its kind". The paper published a correction from an engineer, who clarified that odometers existed ...
Planetary science: the history of planetary science may be said to have begun with the Ancient Greek philosopher Democritus. Pneumatics: the origins of pneumatics can be traced back to the first century when ancient Hero of Alexandria wrote about his inventions powered by steam or the wind.
“Hurricane was the most gifted working dog I ever met and his legacy will live on through the charity.” Since 2020, Hurricane’s Heroes has cared for over 150 retired military and government ...
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 ...