Torque converter drive assembly including spring retainer riveted to turbine shell
US9822861B2 · kind B2 · utility
3Cited by
2References
18Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Apr 15, 2015 |
| Grant date | Nov 21, 2017 |
| Priority date | — |
| Expiry date | May 11, 2035 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16H2045/0278
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A drive assembly for a torque converter is provided. The drive assembly includes a turbine including a turbine shell and a plurality of turbine blades; and a spring retainer riveted to the turbine shell by at least one rivet. A torque converter for a motor vehicle drive train is also provided that includes the drive assembly and an impeller, with the turbine shell being axially slidable against the impeller to operate as a piston of a lock-up clutch of the torque converter. Further, a method of forming a drive assembly for a torque converter is provided that includes riveting a spring retainer to a turbine shell.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.