DPF warning system
US8350682B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jun 12, 2009 |
| Grant date | Jan 8, 2013 |
| Priority date | — |
| Expiry date | Oct 7, 2031 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02T10/40
- WIPO fieldEnvironmental technology
- WIPO sectorChemistry
Abstract
A system for providing external notification of a vehicle event to an operator includes a reader device connected to a control unit providing status of at least one vehicle condition with the vehicle having a diesel particulate filter (DPF), a plurality of warning devices connected to the reader device and a power supply connected to the reader device and to the warning devices wherein the reader device receives data via data lines from the control unit, decodes the received data to determine the occurrence of a vehicle event relating to the DPF and controls ground signal lines of the warning devices to trigger at least one of the warning devices based on the detection of a particular event.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.