Normal winding of clockworks by hand or mechanically; Winding up several mainsprings or driving weights simultaneously

Child Classifications

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• G04B 3/001
• G04B 3/003
• G04B 3/005
• G04B 3/006
• G04B 3/008
• G04B 3/02 Removably-mounted keys or the like
• G04B 3/04 Rigidly-mounted keys, knobs or crowns
• G04B 3/06 Keys or the like with means preventing overwinding (protecting devices arranged in, or attached to, the barrel G04B1/20; in connection with automatic winding devices G04B1/24 )
• G04B 3/08 by parts of the cases
• G04B 3/12 by mechanical means, e.g. pneumatic motor (winding up with electric or electromechanical means G04C )