CPC H02K 1/146 (2013.01) [H02K 1/02 (2013.01); H02K 21/24 (2013.01)] | 13 Claims |
1. A core used in an axial gap type rotating electrical machine, comprising:
an annular yoke having a plurality of through-holes disposed in a circumferential direction; and
a plurality of columnar teeth disposed in the circumferential direction of the yoke, each of the plurality of columnar teeth including one end inserted into each of the plurality of through-holes,
wherein the yoke and each of the teeth are composed of a powder compact separate from each other,
wherein the one end of each of the teeth is off-center in the through-hole, and
wherein each of the teeth includes a proximal region with a gap of 0.05 mm or less between an outer peripheral face at one end and an inner peripheral face of the through-hole.
|