Stabilizing air suspension system

Details Stabilizing air suspension system Stabilizing air suspension system

2006-07-18

2006-07-18

Dunn, David R. (Department: 3616)

Land vehicles

Wheeled

Running gear

C280S124162

Reexamination Certificate

active

07077408

ABSTRACT:
An improved air suspension system for the rear axle of a vehicle such as a light to medium duty truck. The system includes a torque arm extending forward of the axle with its forward end mounted on the frame and an intermediate point mounted on the axle. The rear end of the torque arm extends rearwardly of the rear axle and has a hanger bracket attached thereto. The forward end of a lever arm is supported on a shackle assembly that in turn is mounted on the hanger bracket, and the rear end of the lever arm is mounted on a bushing affixed to the chassis. An air spring is mounted on the lever arm and the air spring and lever arm support major portion of the vehicle weight.

REFERENCES:
patent: 3850445 (1974-11-01), Borns et al.
patent: 4518171 (1985-05-01), Hedenberg
patent: 4541653 (1985-09-01), Raidel
patent: 4966387 (1990-10-01), White, IV
patent: 5046752 (1991-09-01), Stephens et al.
patent: 5427404 (1995-06-01), Stephens
patent: 6398243 (2002-06-01), Hedenberg

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