US 9,812,911 B2
DC motor
Toshihiro Morimoto, Kosai (JP)
Assigned to ASMO CO., LTD., Shizuoka-ken (JP)
Filed by ASMO Co., Ltd., Shizuoka-ken (JP)
Filed on Aug. 31, 2015, as Appl. No. 14/841,112.
Claims priority of application No. 2014180229 (JP), filed on Sep. 4, 2014.
Prior Publication US 2016/0072345 A1, Mar. 10, 2016
Int. Cl. H02K 1/24 (2006.01); H02K 3/18 (2006.01); H02K 13/04 (2006.01); H02K 23/36 (2006.01); H02K 23/40 (2006.01)
CPC H02K 1/24 (2013.01) [H02K 3/18 (2013.01); H02K 13/04 (2013.01); H02K 23/36 (2013.01); H02K 23/40 (2013.01)] 5 Claims
OG exemplary drawing
 
1. A DC motor comprising:
a core including teeth, wherein each tooth includes a distal end and a basal end;
two bifurcated branching portions located at the distal end;
an inner coil wound around the basal end; and
an outer coil wound around each of the branching portions of the tooth and a branching portion of an adjacent one of the teeth, wherein the inner coil and the outer coil each have a number of turns that is adjusted so that an inductance of the inner coil conforms to an inductance of the outer coil.