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METALS USED IN WATCH PRODUCTION
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accuracy acid adjustment angle assembly axis balance balance wheel barrel basic blank brass bridge bushing calculated camshaft cannon pinion carbide chamfer chromium chuck clearance coating collet contour cutter cutting speed cylindrical diagram dial diameter diamond dimensions disk drawing drilling electric motor electrolyte electroplating escape wheel face fastened feed finish gear GOST grinding guard pin hairspring headstock holes idle movements impulse pin inspection involute gearing Kinematic diagram m/min machine Figure manufacture maximum mechanical metal method milling mounted number of teeth obtained operation pallet fork pallet lever plane plate Pobeda polishing position production rate pulley punch radius recesses Retract revolution rocker roller rotation run-out screw machines semiautomatic shaft shape shaving shown in Figure slide slot steel strip surface surface-finish quality Table terminal curve thickness thread tion tolerance tool tooth vertical watch movement watch production wristwatches