Suspension system including auxiliary spring for lightly loaded

Details Suspension system including auxiliary spring for lightly loaded Suspension system including auxiliary spring for lightly loaded

1980-10-14

1982-12-07

Song, Robert R.

Land vehicles

Wheeled

Running gear

267 46, 267 19R, B60G 1104

Patent

active

043623182

ABSTRACT:
A vehicle suspension system including a mainspring connected to at least one axle of the vehicle, a hanger attached to the vehicle frame for retaining the mainspring while permitting vertical travel thereof within a predetermined range, and an auxiliary spring. A spring force multiplication mechanism connects the auxiliary spring to the mainspring so that the force exerted by the auxiliary spring is multiplied and applied to the mainspring, urging the mainspring toward the lower end of its travel range.

REFERENCES:
patent: 1558017 (1925-10-01), Kintz
patent: 1900497 (1933-03-01), Gitzendanner
patent: 2954970 (1960-10-01), Bernard
patent: 3194580 (1965-07-01), Hamlet
patent: 3420544 (1969-01-01), Dranes
patent: 3920264 (1975-11-01), Lafferty
patent: 4175772 (1979-11-01), Lampert

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