Delivery device for delivering oil from a reservoir to a transmission of a motor vehicle
US9797501B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | May 28, 2014 |
| Grant date | Oct 24, 2017 |
| Priority date | — |
| Expiry date | Oct 5, 2034 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF04C2240/30
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
A pumping device for pumping oil from a reservoir to a transmission of a motor vehicle includes: an oil pump, selectively drivable either by a mechanical direct drive or an activatable electric drive. The oil pump has: first and second components, the first and second components being movable relative to one another and being configured to deliver the oil, the mechanical direct drive being connected to one of the first and second components, and the activatable electric drive being connected to the other of the first and second components; a pump stage housing, in which the first and second components are arranged, the pump stage housing having two control disks and an interposed ring; and a pot-shaped component in which the pump stage housing is arranged.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.