Universal deflector
Universal deflector in wooden box with plate on top which reads: 'Universal deflector//NA.174//C.Clausfns Patent'.
Consists of a brass circle with a silvered scale on its upper edge, graduated quadrantally in degrees. A brass bar with silvered scale is mounted across its diameter which rotates about a central pivot. At either end of the bar are two 'Y' bearings which carry a threaded spindle with two vertical magnets. The two magnets can be moved along the spindle by turning it.
OA height 4.25" (10.8 cm)
In fitted wooden box.
Consists of a brass circle with a silvered scale on its upper edge, graduated quadrantally in degrees. A brass bar with silvered scale is mounted across its diameter which rotates about a central pivot. At either end of the bar are two 'Y' bearings which carry a threaded spindle with two vertical magnets. The two magnets can be moved along the spindle by turning it.
OA height 4.25" (10.8 cm)
In fitted wooden box.
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Object Details
ID: | ACO1350 |
---|---|
Type: | Universal deflector |
Display location: | Not on display |
Creator: | Knudsen, Cornelius |
Date made: | circa 1938 |
Credit: | National Maritime Museum, Greenwich, London, Admiralty Compass Observatory |
Measurements: | Overall: 30 mm x 105 mm x 165 mm |
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