Clock

Clock

Any instrument other than a watch for measuring or indicating time, especially a mechanical or electronic device having a numbered dial and moving hands or a digital display.

Industry: Chronometry

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Clock

buffing

Chronometry; Clock

To grind or polish various surfaces by machine or hand using a buff charged with abrasive or polishing compound, in clock work normally metal surfaces, but latterly including plastics. In machine ...

buff treadle

Chronometry; Clock

A stand on which is mounted a buffing machine, and the machine is operated by a wheel that is attached to a foot pedal. This treadle machine is operated by a pumping action of the clock maker's foot.

A tool for grinding or polishing, mounted on a machine as a cone, disc or other suitable shaped piece of felt or leather, or of wood covered with felt or leather, or as a mop made of layers of cloth, ...

bronze looking, glass shelf clock

Chronometry; Clock

The case consisted of a top slat on which was a stenciled design, applied with a bronze pigment, usually consisting of a bowl of fruit and cornucopia or a patriotic eagle and on the lower panel of ...

brocot suspension

Chronometry; Clock

A device fitted to a clock's pendulum suspension cock to allow rate adjustment from the dial. The pendulum spring is embraced by sliding brass chops or jaws threaded to receive a vertical screw which ...

brocot escapement

Chronometry; Clock

A form of pin-pallet escapement invented by Louis-Gabriel Brocot, which, when fitted visibly in front of the dial of 19th-century French or American clocks, forms an interesting feature. The pallets ...

broaches

Chronometry; Clock

A long hardened steel tool, mostly tapered but also available in parallel form, usually with five cutting edges and used for enlarging pivot holes to size after drilling. Burnishing broaches, for ...