Scroll vacuum pump and method for operating a scroll vacuum pump

Abstract

The invention relates, among other things, to a scroll vacuum pump with a pumping system comprising a stationary spiral component and a movable spiral component that interacts with it in a pumping capacity, a drive shaft rotating about a rotary axis during operation with an eccentric section for driving the movable spiral component, and an electric drive motor for the drive shaft, wherein an axial gap is present between the two spiral components, and wherein an adjusting means is provided which is designed to adjust the axial gap.

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