Patent Number: 6,798,108

Title: Alternator including case with open portion for brush removal

Abstract: An automotive alternator includes a case, a rotor disposed inside the case, the rotor including a rotor coil and claw-shaped magnetic poles covering the rotor coil, the claw-shaped magnetic poles being magnetized into North-seeking (N) and South-seeking (S) poles by a magnetic flux, a stator including a stator core provided with slots and a stator winding mounted to the stator core, brushes for supplying electric current from an electric power supply to the rotor coil, and a brush holding assembly secured to the case, the brush holding assembly being provided with a cover and a holding portion for holding the brushes within the holding portion, an open portion for removal and insertion of the brushes being formed at a position on the case facing the cover.

Inventors: Takahashi; Tomoki (Tokyo, JP), Morikaku; Hideki (Tokyo, JP), Asao; Yoshihito (Tokyo, JP)

Assignee: Mitsubishi Denki Kabushiki Kaisha

International Classification: H02K 5/14 (20060101); H02K 19/36 (20060101); H02K 19/16 (20060101); H02K 5/22 (20060101); H02K 013/00 ()

Expiration Date: 09/28/2021