REAR SUSPENSION OF LARGE SIZED BUS

摘要

PURPOSE: A rear suspension of a large sized bus is provided to reduce the booming noise of a rear axle support beam by restricting the movement of a rear axle support beam in a fast acceleration at 1300rpm-1500rpm through a support beam crossbar. CONSTITUTION: A rear suspension of a large sized bus comprises a rear body side frame, a rear axle support beam(2) and a support beam crossbar(10). The rear body side frame is installed from the left and right of the car body to forward and back of the car body. The rear axle support beam is parallel with the rear body side frame in the lower part of the rear body side frame. The middle part in which a rear axle housing(3) is combined faces each other in a bow shape. The each both ends of the rear axle support beam are installed in order to face the left and right of the car body. The support beam crossbar connects a pair of rear axle support beams.