Torque converter with coast lockup
US9719588B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Oct 13, 2015 |
| Grant date | Aug 1, 2017 |
| Priority date | — |
| Expiry date | Feb 14, 2036 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16H2045/0294
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A torque converter, including: an axis of rotation; a cover arranged to receive torque in a first circumferential direction for a drive mode; an impeller non-rotatably connected to the cover; a turbine in fluid communication with the impeller; a torque converter clutch including a piston; and a vibration damper including a cover plate connected to the torque converter clutch, an output flange and at least one spring engaged with the cover plate and the output flange. For a coast mode: the cover plate is arranged to rotate in a second circumferential direction opposite the first circumferential direction; the cover plate is arranged to displace the output flange in an axial direction; and the output flange is arranged to displace the piston in the axial direction.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.