Patent · US Active

Internal combustion engine controller

US7406948B2 · kind B2 · utility

2Cited by
4References
28Claims
0Family size

Assignees

Inventors

Key dates

Filing dateJul 14, 2006
Grant dateAug 5, 2008
Priority date
Expiry dateFeb 1, 2027

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF02D2250/21
  • WIPO fieldEngines, pumps, turbines
  • WIPO sectorMechanical engineering

Abstract

An engine ECU executes a program including: the step of outputting a fuel-cut instruction when conditions that an accelerator position PA is not higher than a threshold value and a rate of increase DNE of engine speed NE is not lower than a determination value DNE(0) are satisfied; the step of fully closing throttle opening; and the step of suspending ignition of air-fuel mixture by a spark plug.

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