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US 2018/0019625 A1Published application
Stator for Rotating Electrical Machine and Rotating Electrical Machine
AssigneeHitachi Automotive Systems, Ltd.
InventorKenichi NAKAYAMA
Life of this patent
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Abstract
To improve the insulating reliability of a stator for a rotating electrical machine and the rotating electrical machine, the stator is provided with a winding having a molten metal junction, and covering material which covers the winding. The covering material has a bending part which bends to be partially in contact with the winding.
Claims3
A stator for rotating electrical machine comprising:
- a winding having a molten metal junction;
- and
- a covering material that covers the winding,
- wherein the covering material has a bending part that bends to be partially in contact with the winding.
1 more element
A rotating electrical machine comprising:
- a stator having:
- a stator core in which a plurality of slots are arrayed in a circumferential direction;
- and a stator coil with an insulating film inserted in the slot;
- and
- a rotor provided rotatably with respect to the stator core via a predetermined gap,
- wherein in the stator coil, a plurality of segment coils having an approximate U-shaped conductor are connected, and the plurality of segment coils include a first segment coil and a second segment coil connected to the first segment coil via a weld,
- and wherein in the first segment coil or the second segment coil, a bellows with a coil width of the first segment coil or that of the second segment coil is formed in enamel coat on an axial direction side in the weld.
4 more elements
Dependencies are inferred from the claim text.