The Lee Spring extension type of constant force spring represents the most basic, yet most versatile, type of constant force spring. It is a pre-stressed flat strip of spring material which is formed ...

If you are designing a product that requires any sort of smart-motion precision, spring parts that apply constant force or constant resistance are key mechanical design elements to consider. Two of ...

Hendrickson’s Progressive Load Spring for its Haulmaax vocational rear suspension system is an elastomeric spring that works with the rubber bolster springs in the company’s Vari-Rate Spring system to ...