Patent ID: 8791619
Filing Date: 2014-07-29
Classification: H02K

Abstract:
1. A disc motor comprising: an output shaft; a coil disc that is substantially disc-shaped, the coil disc including a first coil and a second coil, the first coil having a plurality of first partial coil sections radiating outward in a radial direction of the output shaft and first connecting sections each connecting two first partial coil sections, the second coil having a plurality of second partial coil sections radiating outward in the radial direction and second connecting sections each connecting two second partial coil sections, a total number of the first partial coil sections being different from a total number of the second partial coil sections; an electric current supplying section configured to supply an electric current to the coil disc; and a magnet disposed in opposition to the first partial coil sections and the second partial coil sections, wherein each of the first partial coil sections and the second coil sections has a width in a circumferential direction of the coil disc, and the width of the first partial coil sections is different from the width of the second partial coil sections.