Signaling system for use in a vehicle to provide a signal indicative of a change in a vehicle speed
US7400237B2 · kind B2 · utility
4Cited by
7References
17Claims
0Family size
Inventors
Key dates
| Filing date | Apr 20, 2006 |
| Grant date | Jul 15, 2008 |
| Priority date | — |
| Expiry date | Aug 20, 2026 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01H35/14
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
The present invention relates to an advanced warning system operable to provide a more precise indicator to the operator of a following vehicle as to the changes in vehicle speed of the leading vehicle. The present invention utilizes an indicator signal and/or an acceleration signal. The indicator signal produces a slowing signal that indicates to the operator of the following vehicle that the leading vehicle is slowing down prior to the operator of the leading vehicle actually depressing the brake pedal. The acceleration signal provides a speeding up signal to the operator of the following vehicle.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.