The Project Gutenberg eBook of The Modern Clock

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Title: The Modern Clock

Author: Ward L. Goodrich

Release date: February 24, 2020 [eBook #61494]

Language: English

Credits: E-text prepared by deaurider, Paul Marshall, and the Online Distributed Proofreading Team (http://www.pgdp.net) from page images generously made available by Internet Archive (https://archive.org)

*** START OF THE PROJECT GUTENBERG EBOOK THE MODERN CLOCK ***

E-text prepared by deaurider, Paul Marshall,
and the Online Distributed Proofreading Team
(http://www.pgdp.net)
from page images generously made available by
Internet Archive
(https://archive.org)

Note:

Images of the original pages are available through Internet Archive. See https://archive.org/details/modernclockstudy00good

Transcriber's Note:

Midi music recordings have been provided containing the Westminster chimes shown in Fig. 122. Click on the links below the figure to listen to the chimes if this is supported by your browser or device.

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