Two-speed transfer case with on-demand torque control having a coupling pump and a supply pump
US5704863A · kind A · utility
61Cited by
14References
4Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 1, 1996 |
| Grant date | Jan 6, 1998 |
| Priority date | — |
| Expiry date | Jul 1, 2016 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16H2063/3056
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
The present invention is directed to an improved power transfer system for use in four-wheel drive vehicles having a transfer case equipped with a torque transfer arrangement that is operable for automatically controlling the drive torque delivered to the front and rear drivelines of the vehicle and establishing an on-demand four-wheel drive mode.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.