Marine chronometer by Brockbanks

Made:
1802 in London
Marine chronometer by Brockbanks (marine chronometer; detent) Marine chronometer by Brockbanks (marine chronometer; detent) Marine chronometer by Brockbanks (marine chronometer; detent)

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Creative Commons LicenseThis image is released under a CC BY-NC-SA 4.0 Licence

Buy this image as a print 

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License this image for commercial use at Science and Society Picture Library

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Creative Commons LicenseThis image is released under a CC BY-NC-SA 4.0 Licence

Buy this image as a print 

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License this image for commercial use at Science and Society Picture Library

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Science Museum Group / The Clockmakers' Museum
© The Board of Trustees of the Science Museum, London

Science Museum Group / The Clockmakers' Museum
© The Board of Trustees of the Science Museum, London

Science Museum Group / The Clockmakers' Museum
© The Board of Trustees of the Science Museum, London

Marine chronometer by Brockbanks, London, c. 1802. Gimballed mahogany box, white enamel dial with gold hands, signed on the dial 'Brockbanks London'. Movement with spring detent escapement, the passing-spring of which is planted separately from the detent, a three-arm compensation balance with stops to limit the movement of the arms, and a special arrangement to prevent over-banking. Movement contained within brass cannister, signed on the base, 'Brockbanks, London, No. 568'. Presented to the museum of the Worshipful Company of Clockmakers by Samuel Elliott Atkins in 1896. Clockmakers' Museum No. 615.

Details

Category:
Clockmakers
Collection:
The Worshipful Company of Clockmakers
Object Number:
L2015-3493
Materials:
mahogany (wood), brass (copper, zinc alloy), steel (metal), gold (metal), enamel, glass and baize
Measurements:
overall: 160 mm x 230 mm x 210 mm,
type:
marine chronometer and detent
credit:
Lent by the Worshipful Company of Clockmakers