CPC H02K 1/148 (2013.01) [H02K 2213/03 (2013.01)] | 12 Claims |
1. A core for use in an axial gap rotating electric machine, the core comprising:
a yoke having an annular plate shape; and
a plurality of teeth having a columnar shape arranged at intervals in a circumferential direction of the yoke,
wherein the yoke has:
an outer-circumferential face;
an inner-circumferential face;
a first face having a flat shape connecting the outer-circumferential face and the inner-circumferential face to each other; and
a plurality of recessed portions connected to the first face,
each of the plurality of teeth has an outer-circumferential face protruding in an axial direction of the yoke with respect to the first face,
each of the plurality of recessed portions are connected to at least a portion of each one of the plurality of teeth in a circumferential direction of the outer-circumferential face,
all shortest distances between at least one of an outer-circumferential edge of the first face and an inner-circumferential edge of the first face and the outer-circumferential faces of the plurality of teeth are 4 mm or less, and
the yoke and the plurality of teeth are made of an integrally-molded powder compact.
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