Crimped connection for a cover and impeller in a torque converter
US7850426B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Mar 23, 2007 |
| Grant date | Dec 14, 2010 |
| Priority date | — |
| Expiry date | Oct 1, 2029 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16H2041/243
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
The present invention broadly comprises a torque converter including a cover arranged to accept torque from a drive unit and an impeller. The cover and the impeller are joined by a crimped connection. In some aspects, the converter includes a sealing element disposed between the cover and the impeller and the sealing element is selected from the group consisting of an o-ring and a gasket. In some aspects, the cover is a cast piece. In some aspects, the cover is formed by a process selected from the group consisting of: molding, compression molding, and pressed metal forming. In some aspects, the cover is a stamped metal piece. The present invention also broadly comprises a torque converter including a cover, an impeller, and an induction brazed connection joining the cover and impeller. In some aspects, the cover further comprises axially disposed fingers engaged with the impeller.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.