Lever resistance (or load). It is common to call the input force "the effort" and the output force "the load" or "the resistance." This allows the identification of three classes of levers by the relative locations of the fulcrum, the resistance and the effort: These cases are described by the mnemonic "fre 123" where the fulcrum is in the middle for the 1st class lever, the "r"esistance is in the middle for the 2nd class lever, and the effort is in the middle for the 3rd class lever. The lever is a movable bar that pivots on a fulcrum attached to
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