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Petrols machine ignition
汽油机点火装置
的功用是将蓄电池或发电机供给的低压电变成高压电,并根据发动机各气缸的工作顺序和点火时间的要求,适时、准确地点燃各气缸的可燃混合气,使发动机运转。它由起动装置和点火装置构成,点火装置又由转子和定子构成,点火装置的定子由电子点火器和高压包构成,定子设置于转子内,转子固定于发动机输出轴,转子内环壁上设置有稀土磁性材料,其特征在于:该转子外侧面上成对设置有离心挡块,绳拉起动装置绳轮上设置的拨块与转子外侧面上设置的离心挡块位置相对应,离心块受回位扭簧的约束。