Patent ID: 6574167
Filing Date: 2003-06-03
Classification: G04B

Abstract:
Calendar mechanism, especially of a modular structure, which can be mounted in clock mechanisms, especially in the form of a perpetual calendar which is actuated via a wheel of a clock, which wheel performs a revolution in 24 hours, the display being effected separated into units and tens via printed display discs, which is provided with toothings, and a programme carrier being provided which performs a revolution in 31 days, characterised in that the programme carrier (4) actuates additional locking elements (13, 19) in such a manner that, on those days on which the risk of over-rotation exists, they are swung in and out again in the rotational movement of the display discs (2, 3) and correspondingly prevent over-rotation in cooperation with the toothings (9, 16) of the display discs (2, 3).