
The pendulum is a constant source of interest to scientists. Great and well-known inventors such as Galileo, Huygens, and Kelvin all devised mechanisms to maintain its even oscillations. Others such as John Harrison, Lord Grimthorpe, and William Shortt are known only in horological circles but contributed as much or more over three centuries. By writing a personal account of his own inventions and achievements in horology the author involves the reader in the history of precision time-keeping before the advent of quartz crystals and atomic clocks. Escapements, the mechanisms that drive pendulums, are a delight to the geometrical mind as well as a delicate and subtle challenge to the mechanical engineer. In their most refined form pendulum clocks not only keep astonishingly accurate time but are also sensitive enough to detect the ebb and flow of tides and even the ceaseless quivering of the Earth itself.
This book investigates the mechanical evolution and engineering challenges of precision pendulum clock design through the lens of historical development and personal innovation. Philip Woodward, an experienced horologist, provides a technical examination of the mechanisms that maintain even oscillations in time-keeping devices. By contrasting the contributions of famous inventors like Galileo and Huygens with lesser-known figures, the author establishes a framework for understanding the transition from early mechanical escapements to highly sensitive instruments capable of detecting geophysical phenomena.
What You Will Find
Experts and horology enthusiasts recognize this work as a specialized technical account that bridges the gap between historical biography and mechanical engineering. Readers frequently note the author's ability to translate complex geometrical challenges into accessible prose for those interested in the physics of time-keeping.
Page Count:
166
Publication Date:
1995-09-07
Publisher:
Oxford University Press
ISBN-10:
0198565224
ISBN-13:
9780198565222
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