Throttle position sensor that heats the throttle shaft
US6467468B1 · kind B1 · utility
3Cited by
8References
5Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Oct 20, 2000 |
| Grant date | Oct 22, 2002 |
| Priority date | — |
| Expiry date | Oct 20, 2020 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02T10/12
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
The air intake system of the vehicle engine includes a flow body that allows for the flow of air through a flow passage to the vehicle engine. A throttle valve disposed in this passage controls the amount of air flowing to the vehicle engine. To avoid freezing a heating element is provided. The valve is heated by the heating element, which is preferably positioned in proximity to the throttle valve,. and in the same housing for a position sensor for the valve.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.