DME-III_Design of Machine Elements_Design of Levers
Design of Levers: Hand Lever, Foot Lever, Bell crank lever Design of levers Key points to remember regarding design of levers: the design of levers is all about finding the dimensions of the levers so that it could perform its function satisfactorily A lever is force multiplier, depending upon the location of the load and effort from the fulcrum point. Levers are classified on the basis of location of load, effort and fulcrum point. Levers are found in numerous machines and devices serving different purposes, mainly force transmission with multiplications. Levers make our day to day life easier, they make ease in lifting, ease in cutting, ease in holding, ease in opening tight things. Hammer claws, wheel barrows, pickup tonges, Scicors, bottle openers etc. are the examples of day to day use of levers. A lever is meant to make the work easy, so it actually reduces the effort required to do a work. The effort ...
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