Patent ID: 7847448
Filing Date: 2010-12-07
Classification: H02K

Abstract:
1. A vehicular alternating current generator comprising: a rotor having a rotary shaft, the rotary shaft having a length defining an axial direction; slip rings provided on the rotary shaft of the rotor; an enclosure component enclosing the slip rings and brushes; a rear cover covering electrical components including the brushes, the rear cover having an end surface; and a sealing plate made of a material having elasticity and attached to the end surface of the rear cover so as to be directed in a vertical direction vertical to the axial direction, the sealing plate enclosing the enclosure component, wherein the rear cover has double-layer partitioning sections which support the sealing plate by partly sandwiching the sealing plate between the double-layer partitioning sections, the sealing plate extending from the double-layer partitioning sections in the axial direction.