Armature and rotating electric machine
AssigneeMitsubishi Electric Corporation
InventorsHironori TSUIKI, Koji KAWAMURA, Takatoshi MASUDA
Life of this patent
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Abstract
Provided are: a back yoke portion formed in an annular shape; a plurality of tooth portions arranged annularly on an inner periphery of the back yoke portion and forming a plurality of slots that are spaced apart in a circumferential direction and open on an outer peripheral side, the plurality of tooth portions being fitted to an inner peripheral surface of the back yoke portion; a coil housed in the plurality of slots; and a wedge disposed between the coil and the back yoke portion, at an opening of each of the plurality of slots.
Claims19
An armature comprising:
- a back yoke portion formed in an annular shape;
- a plurality of tooth portions arranged annularly on an inner periphery of the back yoke portion and forming a plurality of slots that are spaced apart in a circumferential direction and open on an outer peripheral side, the plurality of tooth portions being fitted to an inner peripheral surface of the back yoke portion;
- a coil housed in the plurality of slots;
- and
- a wedge disposed between the coil and the back yoke portion, on an opening side of each of the plurality of slots.
A rotating electric machine comprising:
- an armature and a rotor disposed in the annular shape of the armature,
- wherein the armature comprises:
- a back yoke portion formed in an annular shape,
- a plurality of tooth portions arranged annularly on an inner periphery of the back yoke portion and forming a plurality of slots that are spaced apart in a circumferential direction and open on an outer peripheral side, the plurality of tooth portions being fitted to an inner peripheral surface of the back yoke portion;
- a coil housed in the plurality of slots;
- and
- a wedge disposed between the coil and the back yoke portion, on an opening side of each of the plurality of slots.
Dependencies are inferred from the claim text.