| 摘要 |
The invention relates to a lubricating device for lubricating mechanical parts in a high-pressure environment, which lubricating device comprises a lubricant reservoir and lubricant level control means for varying the lubricant level as desired between a first, high level and a second, low level. The invention further relates to a device for measuring the volume of a fluid, which device comprises: - a housing with an inlet opening and an outlet opening, - an impeller arranged in the housing on a mounted shaft, and a detector coupled to the shaft for detecting the number of rotations of the impeller, and - a lubricating device according to any of the foregoing claims for lubricating at least the mounted shaft. |
