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Walter J. Kleinlein
Rules and Practice for Adjusting Watches
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Читать книгу Rules and Practice for Adjusting Watches - Walter J. Kleinlein - Страница 4
RULES AND PRACTICE
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Table of Contents
PREFACE
RULES AND PRACTICE
FOR Adjusting Watches
PART I
THE ADJUSTMENT TO TEMPERATURE
CHAPTER I
THE COMPENSATION BALANCE CONTROLLING FACTOR
1.
General Method of Obtaining Results.
2.
How to Place Screws When the Rate is Either Slow or Fast in Heat Compared to Cold.
3.
Composition of and Distortions of Compensation Balances.
4.
Tests and Experiments.
5.
Effect of Shifting Screws to Different Locations.
6.
Permanency of the Temperature Adjustment.
CHAPTER II
EQUIPMENT FOR TEMPERATURE ADJUSTING
7.
Various Methods Available.
8.
Electrically Equipped Oven, Description and Dimensions.
9.
The Lower Temperature Box.
CHAPTER III
DIFFERENCE IN OBSERVATORY AND COMMERCIAL SYSTEMS
10.
Observatory System.
11.
Commercial System.
12.
Rating Card and Method of Calculating Variation.
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