| 摘要 |
PURPOSE: A pulley of a belt for attaching sawtooth is provided to reduce a generation of a fluid sound, a bursting sound, and a a gearing sound by inserting a disc, which makes a phase of the sawtooth dislocated, in a rotary shaft. CONSTITUTION: A pulley of a belt for attaching sawtooth includes discs(105,106). The disc has sawtooth(101). The inner circumference of the sawtooth is inserted in a rotary shaft(104) and the outer circumference is engaged with a sawtooth toothed belt(110). The discs are inserted in the rotary shaft by making each phase of the sawtooth dislocated. |
