New Watch Models Report: 1. The movement of all parts, including the addition of a mechanical device, the process must meet the strict requirements of Rule 12, and for sampling. All steel parts of the edge must be polished, smooth cut surface, the screw head to be polished or after rounding, and all of the visible edge of the slot to go to corner.
2. The movement to be fixed on the set with redstones, polished and well-winding ratchet device on the car, and Ruby Socket to be fine grinding. Form part of the bridge, subject to semi-precious stones mirror treatment, Socket polished smooth, round the bottom of the central gem, is not within the limits.
3. Balance spring must be ring-necked, with the first bolt of the sliding seat piece fixed to adjuswatch screw bolt can be.
4. Fixed or rotating finger-type scale can be marked on the fixture; ultra-thin movement permitted.
5. Balance wheel rotating range of the conditioning variable is required to achieve the above two requirements.
6. Clockwork part of the angle of all the gear to go to the drive ring polished. Only less than or equal to 0.15mm thick gear, meter bridge can be relaxed treatment.
7. In the gear transmission sequence, all the branch tip and the pinion shaft on both sides need to be polished.
8. The trend to capture fully the banner claws swing, it must be fixed clip version control, not a nail or bolt.
9. The requirements of the escapement, the escapement wheel to be light weight. Large escape wheel should not exceed the thickness of 0.16mm, while the escape wheel diameter less than 18mm of a thickness not exceeding 0.13mm. The locking surface to be polished.
10. All the movements need to have shock device.
11. In winding movement, the ratchet and crown wheel size regulations required mode.
12. Do not use wire springs.
Article Source: http://www.mannernews.com
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