Dial system for a steering wheel of an automobile
US7548770B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Jan 5, 2006 |
| Grant date | Jun 16, 2009 |
| Priority date | — |
| Expiry date | May 10, 2027 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04M2250/18
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A dial system for steering wheel of an automobile includes two dials respectively mounted on the steering wheel and each having a first housing and a dial set received in the first housing. The dial set includes a number button and multiple functional buttons partially extending the first housing for being operated. A circuit board is received in the first housing for wirelessly transmitting signals when the buttons are operated. A second housing is mounted to the first housing to form a space for receiving the dial set and the circuit board. A battery seat with a battery is laterally inserted into the space for providing power to the circuit board. A controller is disposed on the automobile for receiving and processing the signals from the first dial and the second dial.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.