Torque converter with stacked plate four-pass clutch
US11187312B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jun 13, 2019 |
| Grant date | Nov 30, 2021 |
| Priority date | — |
| Expiry date | Sep 13, 2039 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16H2045/0294
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A torque converter, including: a cover arranged to receive torque; an impeller including an impeller shell fixed to the cover; a turbine including a turbine shell; a stator including at least one stator blade axially disposed between the impeller shell and the turbine shell; and a lock-up clutch. The lock-up clutch includes: a piston plate non-rotatably connected to the cover; a dam plate; a centering plate axially disposed between the cover and the dam plate; a first chamber bounded at least in part by the cover and the piston plate; a second chamber bounded at least in part by the piston plate and the dam plate; a first channel connected to the first chamber and bounded at least in part by the cover and the centering plate; and a second channel connected to the second chamber and bounded at least in part by the centering plate and the dam plate.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.