Clock and watch power supply and differential gear subassembly reach clock cassette mechanism , wrist -watch or clock and watch including this clock and watch power supply

The utility model relates to a clock and watch power supply and differential gear subassembly reach clock cassette mechanism, wrist -watch or clock and watch including this clock and watch power supply. This power supply includes the spring drum, its hold have install barrel wheel (14) and ratchet (21) integrative pivoted mandrel (11) between the mainspring barrel, this power supply include with the coaxial differential gear of spring drum (20), its input device is driven by ratchet (21), the 2nd input device is barrel wheel (14), output wheel (23) of pivot are just arranged to forming or drive energy storage indicator with mandrel (11) are coaxial, differential gear (20) are including ball (25) of drive output wheel (23), this ball is cooperated with lower surface (26) relative with this upper surface of upper surface (13) and differential dish (22) of barrel wheel, form an input device, differential dish on this mandrel coaxial ground pivot and be connected to ratchet (21) through friction mechanism (24) wi