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Liquid compass - aircraft
Liquid compass
Bowl: Black painted metal, filler plug at side, expansion chamber at base. Inside of bowl unpainted, four lubber lines are provided on four strips attached to side of bowl. A glass bottom is fitted to the bowl and an electric lamp is provided, screwing into an aperture in the false bottom of the bowl. A course-indicating pointer is fitted above the card and is operated by a spring plunger working through a gland in the verge glass. Mounted in black metal gimbal ring carried in a U shaped bracket and support, which is attached to a spindle carrying two racks for corrector magnets. The gimbal bracket can be rotated a small amount in azimuth for adjusting the lubber to the fore-and-aft line.
Card: Enamelled, white, graduated to 360 degrees and the North triangular painted red, East and West yellow, and South white.
Needle: Unsighted
Pivot: Unsighted
O.A. Height 14.5" (36.8 cm)
Bowl: Black painted metal, filler plug at side, expansion chamber at base. Inside of bowl unpainted, four lubber lines are provided on four strips attached to side of bowl. A glass bottom is fitted to the bowl and an electric lamp is provided, screwing into an aperture in the false bottom of the bowl. A course-indicating pointer is fitted above the card and is operated by a spring plunger working through a gland in the verge glass. Mounted in black metal gimbal ring carried in a U shaped bracket and support, which is attached to a spindle carrying two racks for corrector magnets. The gimbal bracket can be rotated a small amount in azimuth for adjusting the lubber to the fore-and-aft line.
Card: Enamelled, white, graduated to 360 degrees and the North triangular painted red, East and West yellow, and South white.
Needle: Unsighted
Pivot: Unsighted
O.A. Height 14.5" (36.8 cm)
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Object Details
| ID: | ACO0551 |
|---|---|
| Type: | Liquid compass - aircraft |
| Display location: | Not on display |
| Creator: | Bamberg, Carl |
| Date made: | 1915 |
| Credit: | National Maritime Museum, Greenwich, London, Admiralty Compass Observatory |
| Measurements: | Overall: 155 mm x 400 mm x 200 mm |
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