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US 10,480,637 B2Granted
Lubrication system for a drive device of a motor vehicle
AssigneeAudi AG
InventorIvo Greiter
Life of this patent
Estimating the term…
Abstract
A drive device for a motor vehicle having a drive assembly that is operatively connected or can be operatively connected to an input shaft of a gearbox. A gear set of the gearbox can be supplied with lubricant by a primary lubricant pump. The primary lubricant pump is coupled to an output shaft of the gearbox.
Claims7
A drive device for a motor vehicle, comprising:
- a drive assembly that is operatively connected to an input shaft of a gearbox, wherein a gear set of the gearbox is supplied with lubricant by a primary lubricant pump, wherein the gearbox has only one output shaft, and the primary lubricant pump is coupled to and driven by the only one output shaft of the gearbox,
- wherein a pressure side is connected via an overpressure valve at an intake side of the primary lubricant pump and the intake side of the primary lubricant pump is connected via a filter to a lubricant sump of the gearbox,
- wherein a lubricant container at a geodetically lowest point, has an outlet, through which a direct flow connection to the lubricant sump exists, and
- wherein the lubricant container has at least two overflows, which lie geodetically higher than the outlet and produces a direct flow connection to the lubricant sump.
1 more element
Dependencies are inferred from the claim text.