Method of and apparatus for indicating remaining fuel quantity for vehicles
US4402048A · kind A · utility
Assignees
Inventors
Key dates
| Filing date | Mar 12, 1981 |
| Grant date | Aug 30, 1983 |
| Priority date | — |
| Expiry date | Mar 12, 2001 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01F23/303
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A method of and an apparatus for indicating a remaining fuel quantity for vehicles, designed to digitally indicate the quantity of fuel remaining in the fuel tank of a vehicle. The method of and the apparatus for repeating the operations of performing sampling detection of an amount of fuel remaining in the fuel tank of a vehicle, determining a center value for a plurality of remaining fuel quantity values detected by a microcomputer, determining limit values each thereof being apart from the center value by a predetermined amount, using any subsequent detected value exceeding the limit values as a new limit value, computing an average value of a predetermined number of detected sampling values, and indicating it on a display.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.