Chapter I: Front Matter

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The Modern Clock

A Study of Time Keeping Mechanism; Its Construction, Regulation and Repair.

by

WARD L. GOODRICH

Author of the Watchmaker’s Lathe, Its Use and Abuse.

With Numerous Illustrations and Diagrams

CHICAGO Hazlitt & Walker, Publishers 1905

Copyrighted 1905 by Hazlitt & Walker.

TABLE OF CONTENTS

CHAP. PAGE
I. THE NECESSITY FOR BETTER SKILL AMONG CLOCKMAKERS. 3
II. THE NATURAL LAWS GOVERNING PENDULUMS. 10
III. COMPENSATING PENDULUMS. 23
IV. THE CONSTRUCTION OF MERCURIAL PENDULUMS. 53
V. REGULATIONS, SUSPENSIONS, CRUTCHES AND MINOR POINTS. 79
VI. TORSION PENDULUMS FOR FOUR-HUNDRED DAY CLOCKS. 91
VII. PECULIARITIES OF ANGULAR MEASUREMENT—
HOW TO READ DRAWINGS. 98
VIII. THE GRAHAM OR DEAD BEAT ESCAPEMENT. 109
IX. LE PAUTE’S PIN WHEEL ESCAPEMENT. 135
X. THE RECOIL OR ANCHOR ESCAPEMENT. 141
XI. THE DENNISON OR GRAVITY ESCAPEMENT. 150
XII. THE CYLINDER ESCAPEMENT AS APPLIED TO CLOCKS. 163
XIII. THE DETACHED LEVER ESCAPEMENT AS APPLIED TO CLOCKS. 184
XIV. PLATES, PIVOTS AND TIME TRAINS. 198
XV. SPRINGS, WEIGHTS AND POWER. 264
XVI. MOTION WORK AND STRIKING TRAINS. 293
XVII. CLEANING AND REPAIRING CUCKOO CLOCKS. 319
XVIII. SNAIL STRIKING WORK, ENGLISH, FRENCH AND AMERICAN. 330
XIX. THE CONSTRUCTION OF SIMPLE AND PERPETUAL CALENDARS. 347
XX. HAMMERS, GONGS AND BELLS. 367
XXI. ELECTRIC CLOCKS AND BATTERIES. 376
XXII. THE CONSTRUCTION AND REPAIR OF DIALS. 426
XXIII. CLOCK CASING AND CASE REPAIRS. 446
XXIV. SOME HINTS ON MAKING A REGULATOR. 463
LIST OF ILLUSTRATIONS 495
INDEX 497