Compound lever the force of pushing back the stick to the levers and they rub against the wheels, using friction to slow and eventually stop the train. These are everyday applications of this mechanism. A piano key is a compound lever of the first-class, since the fulcrum is between the weight to be moved and the power. The purpose of this lever is to translate a small movement (depression of the key) into a larger and fast movement of the hammer on the strings. The quality of the resulting tone depends on whether the final speed is brought about by gradual or
Little Lever Urban District Little Lever Urban District Little Lever was, from 1872 to 1974, a local government district centred on the large village of Little Lever in the administrative county of Lancashire, England. Little Lever was a township and chapelry in the civil and ecclesiastical parish of Bolton le Moors in the Salford Hundred of Lancashire. The township became part of the Bolton Poor Law Union on 1 February 1837 which took responsibility for funding the Poor Law within that Union area. In 1866, Little Lever was given the status of a civil parish. In 1872, a local board of health was adopted