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

Clock-barrel engine

Chronometry; Clock

In the past complex tools were often known as engines. Clock-barrel engines were used for cutting the spiral groove to take the gut lines of an eight-day long case clock barrel. The tool was made ...

Engine turning

Chronometry; Clock

Engraving produced by a machine. Beautiful decorative engraving in many designs can be done with the work in a specialised lathe or rose engine, in which the eccentric movement of the work, or ...

Enamelling

Chronometry; Clock

The process used to give a hard vitreous finish to clock dials and sometimes ornamental parts of clock cases. It should not be confused with painting. Enamel is a fusible vitreous silica-based ...

White enamelled dials were first introduced in England in the 1740s for watches, and for bracket clocks later in the 18th century. Enamel dials were more legible than the engraved and silvered type, ...

Empire clock

Chronometry; Clock

The term 'American empire' applied to furnishings describes the style of c. 1825-40, which followed the Federal and preceded the Victorian. In clocks, this includes such types as bronze ...

Etching

Chronometry; Clock

A process used to create a design in metal by the action of an acid. Feature found on the metal dials of many German Anniversary Clocks.

Escapement

Chronometry; Clock

A means by which the pendulum allows the going train to operate at a regular interval, thus controlling the passage of time. It usually consits of anchor and escape wheel.