Electric motor with dual pump for providing scavenge and delivery functions
US12270396B2 · kind B2 · utility
0Cited by
3References
20Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Feb 18, 2022 |
| Grant date | Apr 8, 2025 |
| Priority date | — |
| Expiry date | Feb 18, 2042 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF04C2240/40
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
A fluid pump includes a housing. A delivery portion includes a delivery pump element disposed within the housing. A return portion includes a return pump element disposed within the housing. A motor is disposed within the housing that drives the delivery pump element and the return pump element via a drive shaft. The delivery portion is configured to deliver fluid from a reservoir to a drive unit. The return pump element is configured to deliver the fluid from a sump assembly of the drive unit to the reservoir.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.