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发表于 2008-4-17 10:26:29
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Specifications of the CFB A1000 caliber:
Mechanical automatic movement wound by a bidirectional rotor running
around its edge.
– Diameter: 13˝ or 30 mm
– Height: 4.30 mm
– Functional jewels: 29
– Frequency: 21,600 beats per hour/3 Hz
– Power reserve: approx. 55 hours
– Escapement: Swiss club-tooth lever escapement
– Subassembly: Nivarox Type ASUAG No. 8
– Balance: ring-shaped, gold-plated Glucydur beryllium alloy balance
– Double roller: nickel-plated brass
– Impulse pin: jewel, red
– Balance spring: flat (volute), CGS 71, Anachron,thermally treated ‘Etastable’
– Collet: Greiner
– Escape wheel: steel, polished flat, 1 chamfer,polished impulse face, epilame-coated
– Pallet: steel, polished flat, fork notch rounded off
– Pallet stones: red, synthetic ruby, epilame-coated
– Impulse angle: 50°
– Index: classical
[ 本帖最后由 sunboy 于 2008-4-17 10:28 编辑 ] |
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