Patent · US Expired

Fuel economizing system

US4047507A · kind A · utility

43Cited by
3References
10Claims
0Family size

Assignees

Inventors

Key dates

Filing dateAug 10, 1976
Grant dateSep 13, 1977
Priority date
Expiry dateAug 10, 1996

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF02D2400/04
  • WIPO fieldEngines, pumps, turbines
  • WIPO sectorMechanical engineering

Abstract

There is provided a fuel economizing system comprising a constant speed control unit for varying the opening of a throttle valve to reduce the difference between the preset vehicle speed and the actual vehicle speed, fuel pattern setting means for setting the quantity of fuel required by an internal combustion engine, and fuel pattern correcting means for detecting the difference of the vehicle speeds and the variation of the quantity of fuel fed to the engine and correcting the fuel quantity set by the fuel pattern setting means, whereby the quantity of fuel fed to the engine is reduced while maintaining the constant speed driving function.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.