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MECHANISMS
MECHANISMS


            Structure

           Mechanisms

             Circuits

   Crane
MECHANISMS



        They transform
          forces and
         movements
MECHANISMS
MECHANISMS
     movement transfer




Reducer             Multiplier
Wi > Wo             Wi < Wo
MECHANISMS
 force transfer


                  LEVER
Types of Levers
Types of Levers
Types of Levers
MECHANISMS
 force transfer


                  SIMPLE
                  PULLEY

                  F1 = F2
MECHANISMS
 force transfer


                  MOVABLE
                   PULLEY

                  2F1 = F2
MECHANISMS
 force transfer


                   HOIST
                  PULLEY

                  nF1 = F2
MECHANISMS
        movement transfer
   BELT
W1 D1= W2 D2
MECHANISMS
        movement transfer
  GEARS
W1 n1= W2 n2
MECHANISMS
             movement transfer
  GEARS




Spur gears       Bevel gears     Worm gears
MECHANISMS
    movement transfer
BELT CHAIN
MECHANISMS
    movement transfer
GEAR CHAIN

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Mechanisms