Axle assembly for low floor vehicle
US12103382B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Nov 22, 2022 |
| Grant date | Oct 1, 2024 |
| Priority date | — |
| Expiry date | Nov 22, 2042 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB60Y2400/73
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
An axle assembly for a low floor vehicle is described herein. The axle assembly includes an axle housing and a drive unit for driving a wheel assembly. The axle housing including a first gearbox, a second gearbox and a cradle assembly coupling the first gear box to the second gear box. The axle assembly includes first and second hub assemblies that form a first axis of rotation. The first gearbox includes an electric motor that is coupled to a transmission used to rotate an output shaft. The first gearbox also includes a differential mounted for rotation with the transmission and a first drop box mounted for rotation with the differential. The axle assembly also includes a portal axle mounted for rotation with the first drop box and extends from the first gearbox to the second gearbox wherein the portal axle forms a second axis of rotation that is offset from the first axis of rotation of the hub assemblies. The second gearbox includes a second drop box mounted for rotation with the portal axle and is adapted to drive the second hub assembly.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.