Scapement vs Escapement - What's the difference?
scapement | escapement |
The contrivance in a timepiece (winding wrist watch) which connects the train of wheel work with the pendulum or balance, giving to the latter the impulse by which it is kept in vibration; -- so called because it allows a tooth to escape from a pallet at each vibration.
a mechanism found in devices such as a typewriter or printer which controls lateral motion of the carriage
an escape or means of escape
(Webster 1913)