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US 2001/0040415 A1Published application
A.C. generator for vehicle
AssigneeMitsubishi Denki Kabushiki Kaisha
InventorsYoshihito Asao, Katsumi Adachi
Life of this patent
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Abstract
In an a.c. generator for vehicle, a resin 25 is disposed on coil ends 16a, 16b of a stator coil 16 to clog gaps in the stator coil 16 at the coil ends 16a, 16b, whereby insulation of the coil ends is improved; durability to vibrations is assured; and a wind noise is reduced.
Claims20
An a.c. generator for vehicle comprising:
- a rotator having a claw pole;
- a stator arranged opposite to an outer periphery of said rotator;
- a frame for supporting said rotator;
- a commutator provided on one side of said frame;
- and
- a pully for driving said rotator, the pully is provided on the other side of said frame,
- wherein
- said stator includes a stator core, in which a plurality of slots are formed, and a stator coil provided in said slots, said stator coil is formed by joining a plurality of conductor segments and has coil ends protruded in axial directions of said stator, and said rotator has a blower for sending a cooling air to said coil ends by its rotation and a resin is disposed on said coil ends to clog gaps between said coil ends.
5 more elements
Dependencies are inferred from the claim text.