King George III's central forces machine

Made:
1762
maker:
George Adams

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Central forces machine, 1762. This is the most intricate piece of apparatus that George Adams, of Fleet Street, made
King's College, London| Enquiries to Science Museum, London
© The Board of Trustees of the Science Museum

The Philosophical Table (one levelling screw broken) with pillar in three pieces, two wooden rings and wooden nut;
King's College, London| Enquiries to Science Museum, London
© The Board of Trustees of the Science Museum

The Philosophical Table (one levelling screw broken) with pillar in three pieces, two wooden rings and wooden nut;
King's College, London| Enquiries to Science Museum, London
© The Board of Trustees of the Science Museum

The Philosophical Table (one levelling screw broken) with pillar in three pieces, two wooden rings and wooden nut;
King's College, London| Enquiries to Science Museum, London
© The Board of Trustees of the Science Museum

The Philosophical Table (one levelling screw broken) with pillar in three pieces, two wooden rings and wooden nut;
King's College, London| Enquiries to Science Museum, London
© The Board of Trustees of the Science Museum

Central forces machine made for King George III by George Adams in 1762, Fleet Street, London. The machine comprising two axles or axis and a central turning wheel, plus box with sliding lid. It was used for demonstration of experiments on the philosophical table.

The central forces machine was made for King George III in 1762, just two years after he ascended the throne in 1760. It is the most intricate piece of apparatus that Adams made for the mechanics lectures and was intended to be used with the philosophical table.. It is the mechanism which provided whirling for a number of experiments, including the measurement of centripetal forces. It consists of two vertical axes on which can be mounted rods with detachable weights, which can be spun horizontally by turning a wheel.

On display

Science Museum: Science City

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Details

Category:
King George III
Object Number:
1927-1118
Materials:
brass, catgut, iron, lead, mahogany, paper (fibre product)
Measurements:
box: 80 mm x 115 mm x 65 mm,
axle: 500 mm x 770 mm x 120 mm,
wheel: 335 mm x 410 mm diameter
type:
demonstation equipment
credit:
King's College, London

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