Patent ID: 11867183
Assignee: ATLAS COPCO AIRPOWER, NAAMLOZE VENNOOTSCHAP
Field: Engines, pumps, turbines (Mechanical engineering)
Classification: CPC F | IPC F

Claim 0:
1. A transmission between a drive shaft and a driven shaft, which transmission comprises:
a housing and at least a driven gearwheel that is mounted on the driven shaft and a drive gearwheel that is mounted on a drive shaft, wherein the housing is provided with an outlet opening, and the outlet opening connects to a discharge pipe;
wherein the outlet opening is placed in an extension of a radial of one of the gearwheels passing through a rotational axis of the one of the gearwheels or in an extension of a gearwind of the one of the gearwheels, and the discharge pipe extends from the outlet opening at an angle offset from the radial in a direction of the extension of the gearwind;
whereby the outlet opening is configured for removing an oil-air mixture present in the housing from the housing, wherein oil of the oil-air mixture is injected in the housing and air from the oil-air mixture is leakage flow originating from a compressor or a vacuum pump element.