Heated and cooled steering wheel
US7908941B2 · kind B2 · utility
14Cited by
4References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 15, 2004 |
| Grant date | Mar 22, 2011 |
| Priority date | — |
| Expiry date | Sep 14, 2029 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T74/20834
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A steering wheel has a ring portion, spoke portions and a hub portion. The steering wheel is provided with a thermoelectric reversible heat pump to heat or cool a fluid. A closed hydraulic circuit includes a hydraulic pump and at least one duct extending along the ring portion of the steering wheel. The fluid is heated or cooled by the thermoelectric heat pump and is circulated by the hydraulic pump within the ring portion of the steering wheel to heat or cool the ring portion.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.