Patent ID: 9529330
Filing Date: 2016-12-27
CPC Classification: G04C,H02K

Claim Text:
1. An oscillating stepping motor, comprising: an output gear, a rotor and two driving wheels; wherein: the output gear is rotated by a certain angle in a certain direction by oscillating the rotor in a certain angle range to feed the two driving wheels in sequence; the rotor includes two feed teeth; one of the two feed teeth feeds one of the two driving wheels by oscillation of the rotor in one direction and the other of the two feed teeth feeds the other of the two driving wheels by the oscillation of the rotor in the other direction; the two driving wheels are comprised of two star wheels contacting and being driven by the two feed teeth in a certain direction and two gears coupled with the two star wheels, respectively, so as to be associated with each other; the two star wheels are positioned so that tooth tips thereof are not engaged with each other; and the two gears are positioned so that tooth tips thereof are engaged with each other.