| 摘要 |
The mechanism has a set of year display units (28, 30), a mobile arm (34), a month moving part (106), a year moving part (116), and a positioning unit (142) that is connected with the mobile arm. The year moving part is connected kinematically to the month moving part. The mobile arm is arranged with a set of dimensions. The year moving part involving a month display unit is kinematically connected to the set of year display units. A bissextile correction unit is arranged for adjusting duration of a month. |
