US PATENT SUBCLASS 968 / 44
.~ By self-winding caused by the movement of the watch (bearings, suspensions for oscillating weights subclass 53; mechanisms for transformation of an oscillating movement into a rotating movement in only one direction subclass 73) [G04B 5/02]


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968 /   HD   HOROLOGY

40  DD  AUTOMATIC WINDING UP (normal winding up by hand or mechanically subclass 23; automatic winding in combination with hand winding subclass 68; electrical winding of mechanical clockworks subclass 443; advertising by making use of vibrations or shocks of land vehicles G09F 21/04) [G04B 5/00] {7}
44.~ By self-winding caused by the movement of the watch (bearings, suspensions for oscillating weights subclass 53; mechanisms for transformation of an oscillating movement into a rotating movement in only one direction subclass 73) [G04B 5/02] {4}
45  DD  .~.~> By oscillating weights the movement of which is limited (setting the time indicating means with the aid of a rocking bar subclass 248) [G04B 5/04] {2}
48  DD  .~.~> By oscillating weights the movement of which is not limited [G04B 5/10] {2}
51  DD  .~.~> Construction of the weights [G04B 5/16] {1}
53  DD  .~.~> Supports, suspensions, or guide arrangements, for oscillating weights (transmission of the movement of the winding up weight to the mainspring subclasses 45 and 48; support of the driving weight by protecting means which prevent overwinding, e.g., by interposing of a glide clutch, etc. subclass 66; bearings in general subclass 284) [G04B 5/18] {7}