Glossary
A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z
Anchor | A part of an escapement of the same name. It looks like an upside-down anchor. |
Arbor | The name given to mechanical shafts in horology. |
Deatbeat | A type of escapement without recoil. |
Dial | The plate on which the numerals are marked. |
Escapement | The device which controls the speed of the clock or watch time train. |
Impulse | The small push given to the balance or pendulum once or twice each oscillation. |
Jewel | A precious or artificial stone used as a pivot hole or as an end cap for a pivot. |
Keywind | Wound by a key. |
Lever escapement | An escapement where an anchor shaped lever provides the impulse to the balance. |
N | No definitions. |
Olive | A small plunger in a watch case used in conjunction with the winding button to allow the hands to be set. |
Three-quarter plate | Where the back plate of a watch covers 3/4 of the movement, with the escapement pivoted in separate cocks. |