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| Keywords: Graham Escapement.png Graham_Escapement svg Drawing of a Graham or deadbeat clock escapement Invented by astronomer Richard Towneley in 1675 and first widely used by British clockmaker George Graham in his precision regulators around 1715 the deadbeat escapement was a more accurate version of the anchor escapement In the 19th century it replaced the anchor escapement as the standard escapement in quality pendulum clocks and is used in almost all modern pendulum clocks 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 Downloaded from http //books google com/books id 5SYJAAAAIAAJ pg PA108 Frederick J Britten 1896 Watch and Clock Maker's Handbook 9th Edition E F N Spon London p 108 on Google Books Published 1896 Frederick J Britten Public domain - author died in 1913 PD-old Graham Escapement | ||||
