Lever Lever A lever ( or ) is a simple machine consisting of a beam or rigid rod pivoted at a fixed hinge, or fulcrum. A lever is a rigid body capable of rotating on a point on itself. On the basis of the location of fulcrum, load and effort, the lever is divided into three types. It is one of the six simple machines identified by Renaissance scientists. A lever amplifies an input force to provide a greater output force, which is said to provide leverage. The ratio of the output force to the input force is the mechanical advantage
Little Lever by about 1900 the firm had become a limited company. In 1951 Potter's amalgamated with the Eaglescliffe Chemical Company. The company closed in 1969 when it was owned by Albright & Wilson. Until closure Potter family members remained in senior management positions. Edmund Peel Potter was prominent in the local community and endowed a hospital on Chorley New Road, Bolton in pre-NHS years. His son Colonel Colin Kynaston Potter served with distinction in the Boer and First World Wars.(Ref.Papers in Little Lever library reference section) Little Lever was a hamlet, bounded on three sides, by the water courses, the River