| 主权项 |
1. A centrifugal high-speed compressor, which drives lubrication free, comprising an internal drive mechanism of a compressor with an impeller on an impeller shaft and with an input shaft, which is driven by a motor or other means of power, wherein
the input shaft is bedded concentrically with the impeller shaft, and the compressor contains two sets of belt drives and an idler shaft, upon which is mounted a sprocket, which has a smaller diameter and is wider in the axial direction than another sprocket, which drives a small sprocket, which is a part of the belt drive unit in the internal drive mechanism. |
