Vehicle travel meter
US6012002A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Jun 4, 1997 |
| Grant date | Jan 4, 2000 |
| Priority date | — |
| Expiry date | Jun 4, 2017 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG04F8/08
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
Provided is a vehicle travel meter comprising a first sensor for monitoring a first variable of travel of a vehicle over a route, a second sensor for monitoring a second variable of travel of the vehicle over the route; memory means arranged to store a plurality of sets of travel data corresponding to a plurality of locations on the route, each set consisting of a value of the first variable and a value of the second variable of travel; selecting means for selecting a set of travel data stored in the memory means in which the value of the first variable is substantially identical to a value of the first variable measured by the first sensor; performance determining means for determining a difference between the value of the second variable of the selected set of travel data and a value of the second variable measured by the second sensor, and display means for displaying in real time the difference determined by the performance determining means to a driver of the vehicle.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.