A Clutch Motor of industrial sewing machines has a friction device which regulates speed of rotation of sheave. The more tightly the motor and pulley discs are pressed, the more is speed of rotation of the sewing machine.
2850 rpm
A Clutch Motor of industrial sewing machines has a friction device which regulates speed of rotation of sheave. The more tightly the motor and pulley discs are pressed, the more is speed of rotation of the sewing machine.
2850 rpm