the number includes an additional mechanism 4. of 13 integrated with a conventional bearing mechanism consisting of a continuous wheel 13 which last around 400 years ago, a cam wheel 13 on the 13th that cooperate with a scale 9 at the a swivel wheel 6 which is a satellite 7 which is the stuff of february 7, the gear 13.that is a quarter of a turn each century, with three levels down to the scale of decline, so that the cam 7, which will build the multi lever 2 is in the same position for a february 28 days, three times of classic for the years 2100, 2200 and 2300.then a high level so as to restore the 29 february in the year 2.
展开▼
