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Draw a sketch and explain working of gear type of air motor.
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  • It consists of two inter meshing gears inside a housing with one gear attached to the drive shaft. Figure shows a schematic diagram of Gear motor.
  • The air enters from the inlet, causes the rotation of the meshing gear due to difference in the pressure and produces the torque.
  • The air exists from the exhaust port. Gear motors tend to leak at low speed, hence are generally used for medium speed applications.
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