Helping system for driving car involves means to collect data relative to running of engine, to determine level of exhaust emissions, and to indicate levels to driver

摘要

System comprises means (3) to collect data relative to running of engine, those means being attached to means (4) to determine level of exhaust emissions that controls means (5) indicating those levels to driver. Prediction of exhaust emission can be done using calculator (6) linked to data base (7) containing data concerning levels of exhaust emission under cartography-form.