Engagement mechanism with two stage ramp angle
US6571928B1 · kind B1 · utility
Assignee
Inventor
Key dates
| Filing date | Dec 21, 2001 |
| Grant date | Jun 3, 2003 |
| Priority date | — |
| Expiry date | Dec 21, 2021 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16H2048/343
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
An engagement mechanism for use in a vehicle includes a housing. The engagement mechanism also includes a first ball ramp disc engaging the housing on one side. The first ball ramp disc includes a first ramp on the side engaging the housing. The first ball ramp disc also includes a second ramp having a predetermined angle on the side opposite of the side engaging the housing. The engagement mechanism further includes a ball ramp disc adjacent to the first ball ramp disc on a side opposite of the side engaging the housing which is rotatably driven. The engagement mechanism also includes a spring element arranged between the first ball ramp disc and the second ball ramp disc. The engagement mechanism is used to engage a friction clutch pack of a vehicle drivetrain system.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.