Stator of vehicle AC generator
AssigneeDenso Corporation
InventorMikiya Sakurai
Life of this patent
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Abstract
In a stator of a vehicle ac generator, a stator core has plurality of slots, each of which has a rectangular cross-section and a stator winding formed of a plurality of U-shaped conductor segments made of a round wire. Each of U-shaped conductor segment has a U-shaped turn portion disposed outside the slots at an end of the stator core, a pair of in-slot portions extending from the turn portion and disposed in a pair of the slots and a pair of connection portions respectively welded to connection portions of other two U-shaped conductor segments. Only the in-slot portions are press-formed to have an approximately rectangular cross section fitted to the slots.
Claims4
A stator of a vehicle ac generator comprising:
- a stator core having a plurality of slots, each of said slots having a rectangular cross-section;
- and
- a stator winding formed of a plurality of U-shaped conductor segments made of a wire, each of said U-shaped conductor segments having a U-shaped turn portion disposed outside said slots at an end of said stator core, a pair of in-slot portions extending from said turn portion and disposed in a pair of said slots and a pair of connection portions respectively welded to connection portions of other two U-shaped conductor segments, only said in-slot portions having a press-formed approximately rectangular cross section fitted to said slots.
Dependencies are inferred from the claim text.