Washing Machine and Pulsator Thereof

摘要

A washing machine (1) washes laundry in a wobbling fashion to improve washing force and to prevent damage to the laundry, the washing machine (1) includes a pulsator (50) rotatably mounted at the lower part of a rotary tub (12) to generate a water current and to move laundry, a plurality of lifters (70,71,72) protruding from the top of the pulsator (50) to raise the laundry during rotation of the pulsator (50), and a movement changing member (80,81,82) formed at the upper end of each of the lifters (70,71,72) to drop the laundry raised by a corresponding one of the lifters (70,71,72), the movement changing member (80,81,82) includes a roller (90) rotated by friction with the laundry.