hairspring


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Words related to hairspring

a fine spiral spring that regulates the movement of the balance wheel in a timepiece

References in periodicals archive ?
Richard even constructed his own fretwork machines, one using a hairspring from a watch to create a cut as fine as a thin pencil line.
The Pendulum Concept watch turns an immutable principle of mechanical watchmaking on its head - it is the first movement without a hairspring.
Its mechanical movement is equipped with a perpetual rotor and the parachrom hairspring pledges increases chronometric precision.
The group will travel to Vinje in southern Norway as part of Exercise Hairspring to learn key survival and tactical skills in a challenging and inhospitable environment.
Part of a 90-strong contingent from units all over the UK, the reservists will travel to Vinje in Southern Norway as part of Exercise Hairspring, to learn key survival and tactical skills in a challenging and inhospitable environment.
Gold pocket watches are also plentiful, the finest being an 18ct open faced example by the renowned firm Dent of London, with a high quality lever movement with the refinement of a double over-coil hairspring, which is expected to realise between pounds 400 and pounds 500.
Its rotation is controlled by the hairspring, which constantly coils and uncoils, and can be seen through the open eye of the Heart Beat watches.
The most fundamental components of a mechanical watch are a spring-barrel power source and a mechanical escapement with a hairspring, balance wheel, and levers.