Image:Graham Escapement.png

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[edit] Summary

Description

Drawing of a Graham, or deadbeat, clock escapement. Alterations: Removed captions and labels, replaced labels in color, added dotted lines, moved arrow from top of wheel to side, drew in pendulum crutch. Labeled parts: (a) escape wheel (b) pallets, showing concentric locking faces (c) pendulum crutch
Source

Downloaded from Frederick J. Britten (1896) Watch and Clock Maker's Handbook, 9th Edition, E.F.& N. Spon, London, p.108 on Google Books
Date

Published 1896
Author

Frederick J. Britten
Permission
(Reusing this image)

Public domain - author died in 1913.

[edit] Licensing

Public domain This image (or other media file) is in the public domain because its copyright has expired.

This applies to the United States, Canada, the European Union and those countries with a copyright term of life of the author plus 70 years.

Note that a few countries have copyright terms longer than 70 years: Mexico has 100 years, Colombia has 80 years, and Guatemala and Samoa have 75 years. This image may not be in the public domain in these countries, which moreover do not implement the rule of the shorter term. Côte d'Ivoire has a general copyright term of 99 years and Honduras has 75 years, but they do implement that rule of the shorter term.

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File history

Click on a date/time to view the file as it appeared at that time.

Date/TimeDimensionsUserComment
current07:13, 1 November 2007853×1,031 (29 KB)Chetvorno (== Summary == {{Information |Description=Drawing of a Graham, or deadbeat, clock escapement. Alterations: Removed captions and labels, replaced labels in color, moved arrow from top of wheel to side, drew in pendulum rod. Original labels: (a) escape whe)
07:06, 1 November 2007853×1,031 (29 KB)Chetvorno (== Summary == {{Information |Description=Drawing of a Graham, or deadbeat, clock escapement. Alterations: Removed captions and labels, replaced labels in color, moved arrow from top of wheel to side, drew in pendulum rod. Original labels: (a) escape whe)
18:59, 23 October 2007853×1,031 (28 KB)Chetvorno (== Summary == {{Information |Description=Drawing of a Graham, or deadbeat, clock escapement. Alterations: Removed captions and labels, replaced labels in color, moved arrow from top of wheel to side, drew in pendulum rod. Original labels: (a) escape whee)
18:45, 23 October 2007853×1,031 (28 KB)Chetvorno ({{Information |Description=Drawing of a deadbeat or Graham clock escapement. Alterations: Removed captions and labels, replaced labels in color, drew in pendulum rod, cropped out white space. Parts: (a) escape wheel, (b) pallets, |Source=Downloaded from)
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