| 000 | 02226cam a22003133u 4500 | ||
|---|---|---|---|
| 001 | 21978 | ||
| 003 | UtSlPG | ||
| 005 | 20260610133515.0 | ||
| 006 | m | ||
| 007 | cr n | ||
| 008 | 260607r2007||||utu|||||o|||||||||||||| d | ||
| 010 | _a31008430 | ||
| 040 | _aUtSlPG | ||
| 041 | 7 |
_aen _2iso639-1 |
|
| 050 | 4 | _aTS | |
| 100 | 1 | _aPlaytner, H. R. | |
| 245 | 1 | 3 | _aAn Analysis of the Lever Escapement |
| 264 | 1 |
_aSalt Lake City, UT : _bProject Gutenberg, _c2007 |
|
| 300 |
_a1 online resource : _bmultiple file formats |
||
| 336 |
_atext _btxt _2rdacontent |
||
| 337 |
_acomputer _bc _2rdamedia |
||
| 338 |
_aonline resource _bcr _2rdacarrier |
||
| 500 | _aRelease date is 2007-06-30 | ||
| 508 | _aProduced by Sigal Alon, Fox in the Stars, Laura Wisewell and the Online Distributed Proofreading Team at http://www.pgdp.net | ||
| 520 | _a"An Analysis of the Lever Escapement" by H. R. Playtner is a scientific publication written in the early 20th century. The book serves as a comprehensive examination of the lever escapement mechanism, which is crucial for the accurate functioning of watches. Playtner delivers this analysis as a lecture for the Canadian Watchmakers' and Retail Jewelers' Association, offering insights aimed at horologists and enthusiasts of timekeeping instruments. In this detailed work, Playtner explores the mechanics, geometry, and principles behind the lever escapement, tracing its origins to Thomas Mudge's innovation in the 18th century. The book discusses key concepts such as the number of teeth in the escape wheel, the importance of precise angles, and the relationships between various components, such as pallets and teeth. Through diagrams and calculations, the author delves into practical applications, theoretical underpinnings, and the craftsmanship necessary for producing efficient escapements. Ultimately, Playtner emphasizes the importance of both theory and practice in horology, providing a resource that seeks to enhance the reader's understanding and skills in watchmaking. (This is an automatically generated summary.) | ||
| 534 | _nOriginal publication data not identified | ||
| 653 | _aClocks and watches -- Escapements | ||
| 856 | 4 | 0 | _uhttps://www.gutenberg.org/ebooks/21978 |
| 999 |
_c63122 _d63122 |
||