Praktische Notizen für den Uhrmacher (book by Berner)

Book title: Praktische Notizen für den Uhrmacher
Author: G.-A. Berner, former director of the School of Watchmaking Biel/Switzerland
ISBN: 978-3-939315-64-3 / 9783939315643
Facts: 1948, Reprint Berlin 2018 on 246 p./75 illustrations, A5 format, softcover

Praktische Notizen für den Uhrmacher (book)

Berner worked as director of the Biel School of Watchmaking in Switzerland. His best known works is the "Illustrierte Fachlexikon der Uhrmacherei", or "Berner" for short. In the present book for the watchmaker, he deals with the tension spring and its barrel, the calculation of flies, escapements of watches, and the regulation of watches.

The book, "Praktische Notizen für den Uhrmacher", sets out to teach the working watchmaker certain theoretical knowledge in a condensed form, using numerous applied examples.

Tension spring for watches

The chapter on the tension spring of watches studies the main errors of the spring and barrel as well as methods for the rapid calculation of a new spring.
Calculation of gear movements

With the help of simple tables, the chapter on the flies in clocks uses simple tables to allow the calculation of all gear movements according to the methods of today's technology.

Escapements of watches

The chapter on watch escapements refers to both, large and small movements. On the basis of simple illustrations, the value of following safeties and test equipment is highlighted.

Regulation of watches

The chapter on the regulation of watches summarises the main points to be considered in the regulation of a watch that has just been repaired, using modern measuring devices (time scales).

The book, "Praktischen Notizen für den Uhrmacher", includes the most important information that any watch technology connoisseur should know.