A roller drive has a topological structure similar to an epicyclic gearing, where both the planet gear and the ring gear have rollers as their teeth.
电动滚筒式驱动器类似于一个行星齿轮带有拓扑结构，而这个行星齿轮和齿圈都用辊作为它们的齿。
2
An epicyclic reduction gear with reasonable reliability and compact configuration is described in this paper.
本文介绍了一种具有可靠度合理，且结构紧凑的行星减速器。
3
In this paper, a. new algorithm substituting an optimized round arc for the outline of tooth curve of an epicyclicgear tooth with long amplitude is discussed.