Title
Graham's dead beat escapement
Identifier
ABDNP:200022a
Description
Brass and wooden model of escapement with 60 second face. Pendulum ( ABDNP200022b ) fits on rear. Holes on right of base probably for small pulley wheel, now missing. Dial marked in seconds and labelled every 10 seconds. Escapement wheel 152 mm external diameter. Replacement dial hand fitted in 1982. It's special feature is that the escapement wheel doesn't rebound at each tick but stops dead.
Date
1781-1789
Format
height 267 mm; dial diameter 150 mm; base depth 183 mm; width 230 mm
brass, wood
Coverage
Aberdeen
Creator
J. King
UUID
aacb80f8-aa8e-45e1-a7c4-7b28ca3eb869