The figures below belong to the Franklin Science Institute's Escapement collection. Notice that each escapement has a gear with teeth. There is also a pendulum which has a device to engage the teeth of the gear. As the pendulum swings back and forth, one tooth of the gear escapes.

Click on each photo to magnify and learn more!

"Anchor Recoil" (1675)

Made about 1825

Double Pin Wheel (1700's)

Chevalar De Bethume (1727)

Journey In Time Homepage || The Science of Gears