The differential device with stepless speed regulation, which is composed of a mechanical stepless speed governor and a planetary differential device, has many advantages.

利用机械式无级变速器与行星差速器组合成无级调速差动机构，具有许多优点。

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This speed governor not only can solve the reliability of the transformation of power to mechanical displacement, but also can effectively cancel the transmission bar and reduce delivery link.

该调速器不仅较好地解决了电-机位移转换的可靠性问题，同时有效地取消传动杆件和减少传递环节，机构简洁。

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