Torque transfer system with two stage ball ramp/clutch actuation
US6848550B2 · kind B2 · utility
14Cited by
12References
22Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 12, 2003 |
| Grant date | Feb 1, 2005 |
| Priority date | — |
| Expiry date | Mar 12, 2023 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB60K23/0808
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A power transfer system is provided and equipped with a torque transfer coupling which includes a stage 2 clutch and a clutch actuator. The clutch actuator includes stage 1 and stage 2 ball ramp actuators as well as a stage 1 clutch operably positioned between the ball ramp actuators to operatively engage the stage 2 clutch and vary the frictional engagement thereof.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.