Charkha is a traditional device which involves manually driven 'Spinning Jenny' used to spin cotton and silk yarn using human energy. We transformed the driving and power transfer mechanisms where the driving handle is eliminated and a new pedal drive system is introduced with the help of an angular treadle.
Salient Features of Amber Charka:
Operation shifted from single hand to double legs
Uniform speed thus less breakage of thread
Indian Institute of Technology (IIT)
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