介绍一种用于双顶置凸轮轴式发动机的采用两级谐波传动的新型进气凸轮轴调相机构。
A new camshaft-phasing mechanism with twin harmonic drives is described and illustrated, which can be adopted to DOHC (double overhead camshaft) engines.
介绍胶带自动封箱机的总体结构，以及工作台、侧面传动机构、顶式传动机构、刀架等部分的功能。
The paper introduces the structure of an automatic adhesive tape sealer, and the function of working platform, side driving device, top driving device and knife rack etc.
介绍顶管掘进机截割传动装置所采用的行星齿轮减速器，论述行星齿轮减速器的结构特点。
This paper introduces the epicyclic reduction arrangement applied in cutting drive mechanism in pipe jacking, analyses the construction and characteristics of epicyclic reduction arrangement.
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