Patent · US Expired

Reducing power consumption and noise of electrically actuated valves

US7204210B2 · kind B2 · utility

3Cited by
7References
28Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 1, 2005
Grant dateApr 17, 2007
Priority date
Expiry dateFeb 1, 2025

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF01L2810/04
  • WIPO fieldEngines, pumps, turbines
  • WIPO sectorMechanical engineering

Abstract

A system and method for controlling electromechanical valves operating in an engine is presented. According to the method, armature levitation is strategically used during a cycle of a cylinder. The method can reduce fuel consumption and power supply requirements, at least under some conditions.

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