Axle assembly with variable speed pump
US10955043B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Aug 19, 2019 |
| Grant date | Mar 23, 2021 |
| Priority date | — |
| Expiry date | Oct 2, 2039 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16N2210/12
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
An axle assembly having an axle housing with a center portion defining a sump and one or more axle shaft housings extending from the center portion. Each of the axle shaft housings receives an axle half shaft. The axle housing includes a differential assembly having a ring gear; and a lubrication directing assembly disposed directly adjacent to the ring gear. The axle assembly also includes a pump mounted in one or more of the axle shaft housings and is drivingly coupled to a pump gear. The pump gear is drivingly coupled to the axle half shaft. The axle assembly also includes an axle housing cover surrounding the axle housing. A fluid storage tank is attached to the housing cover, wherein the fluid storage tank includes a fill channel directly attached to the housing cover.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.