An electric sewing machine is operated by knee or foot control of an electric motor. A little practice is required to control the pressure needed to operate the machine at any desired speed with an even, regular rhythm.

In garment industry these type of pattern will be helpful to cut bulk amount of garment in less time. 4. Graded paper pattern: Pattern of five consecutive sizes (for eg. 30, 32, 34, 35, 38 chest size) are marked in one single pattern. The required size according to the individual body measurement is traced separately, cut and used.