Table of Contents

Foreword Introduction General Principles Verge Escapement Cylinder Escapement Virgule Escapement Duplex Escapement Lever Escapement Escaping Angle Lever Angle The Draw Angle The Balance Roller The Pallets and Escape Wheel Detent Escapement The Unlocking Angle The Angle of Draw The Locking Stone Pivoted Detent The Impulse Angle Radial Impulse at Each Vibration Robin Escapement Echappement Naturel Summary Detached Escapements without lubricant Independent Double Wheel Escapement Double Radial Impulse with Single Wheel Co-Axial Escapement Extra Flat Co-Axial Escapement Symmetrical Co-Axial Escapement Photographic Plates

Promotional Information

This book explains the action of the escapement in terms accessible to both expert and layman.

About the Author

George Daniels, CBE, DSC (HONS), FSA, FCGI, FBHI, FAWI was a practicing horologist with over fifty years experience in both antiquarian and modern watchmaking, and a pastmaster of the Worshipful Company of Clockmakers. Amongst his awards for contribution to the art and science of watchmaking - including the design of his own escapements - are the Tompion Gold Medal, The British Horological Institute Gold Medal, The City and Guilds of London Gold Medal, The Arts Sciences and Learning Award of the City of London and the Victor Kullberg Medal of the Stockholm Watchmakers' Guild.