Vehicle alternator

摘要

A vehicle alternator capable of promptly discharging water coming into the interior thereof from a water discharge hole.The vehicle alternator includes a rear bracket which supports a rotary shaft driven by an engine at the rear end thereof, has a plurality of vent holes disposed thereto and is mounted so that the main surface of the rear bracket faces in a vertical direction and the rear bracket includes a water discharge hole bored in a wall surface facing to the ground and a pair of guide portions continuously extending from the opening of the water discharge hole toward the ground in confrontation with each other.