Patent ID: 8029002
Filing Date: 2011-10-04
Classification: B60G,F16F

Abstract:
1. A device for setting the spring constant of a helical spring for a wheel suspension of a motor vehicle, comprising: spring plates and a helical spring mounted between said spring plates, said helical spring having turns with mutually different diameters including at least one small diameter turn and at least one large diameter turn; said spring plates including an inner spring plate and an outer spring plate radially spaced apart from one another on a spring strut cylinder; and said spring plates defining a first springing position of said helical spring, wherein said helical spring is braced with a small-diameter turn against said inner spring plate and said outer spring plate does not contact said helical spring, and a second springing position of said helical spring, wherein said helical spring is braced with a large diameter turn against said outer spring plate and said inner spring plate does not contact said helical spring.