On-demand all-wheel drive system
US6814681B2 · kind B2 · utility
10Cited by
30References
14Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Sep 26, 2003 |
| Grant date | Nov 9, 2004 |
| Priority date | — |
| Expiry date | Sep 26, 2023 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16H2200/2071
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A drive axle assembly for use in an all-wheel drive vehicle having a first hydraulic coupling operable to automatically transfer drive torque to a secondary driveline in response to slip of the primary driveline and a second hydraulic coupling operable to bias torque and limit slip between the wheels of the secondary driveline.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.