Vehicular air-pollution preventive system
Abstract
Abstract A VEHICULAR AIR-POLLUTION PREVENTIVE SYSTEM FOR USE WITH AN INTERNAL COMBUSTION ENGINE, WHICH SYSTEM IS ADAPTED TO REDUCE THE QUANTITY OF NITROGEN OXIDES PRODUCED DURING ACCELERATION OR HILL-CLIMBING IN SUCH QUANTITIES AS TO CAUSE A SERIOUS AIR-POLLUTION PROBLEM ESPECIALLY WHEN THE VEHICLE IS DRIVE IN URBAN AREAS, HAVING TWO SWITCHES CLOSING WHEN THE VEHICLE IS DRIVEN AT A SPEED FALLING WITHIN A PREDETERMINED RANGE ANS WITH THE INTAKE MANIFOLD VACUUM LOWR THAN A PREDETERMINED LEVEL PROVIDING ACCELERATION OR HILL-CLIMBING AND AN EXHAUST RECICULATION CONTROL VALVE ASSEMBLY WHICH IS ADAPTED TO PASS THE EXHAUST GASES TO THE INTAKE MANIFOLD WHEN BOTH OF THE TWO SWITCHES ARE CLOSED CONCURRENTLY.
Inventors
- 👤 Yasuo Nakajima
- 👤 Yoshimasa Hayashi
Bibliographic Details
Claims Analysis
Total Claims: 0References Cited (Backward Citations)
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