Patent ID: 6060802
Filing Date: 2000-05-09
Classification: H02K

Abstract:
An automotive AC generator comprising:a brush holder including (i) a brush container housing a brush, said brush for generating power, and (ii) a brush container fixing arm supporting said brush container;a cooling fin fixed to a frame of said generator and mounting, a plurality of rectifying elements rectifying the generated power, said cooling fin cooling the rectifying elements and fixedly fastened to said brush container fixing arm;a connector casing connected to said cooling fin and having terminals for inputting and outputting electric signals from and to a vehicle electric apparatus; andan IC regulator arranged in the vicinity of the brush container and adjusting an output voltage of the generated power, a circumferential width of said IC regulator being substantially identical to a circumferential width of said brush container,wherein said cooling fin is configured into a circular ring shape with a cutout section, said cutout section being defined along two radially extending parallel edges of said cooling fin,said brush holder, said connector casing, and a cooling fin of said IC regulator are disposed in said cutout section, anda clearance between said two radially extending parallel edges of said cooling fin is less than three times the circumferential width of said brush container.