Patent · US Active

Early intake valve closing and variable geometry turbocharger control

US11015519B2 · kind B2 · utility

1Cited by
8References
20Claims
0Family size

Assignee

Inventor

Key dates

Filing dateOct 18, 2019
Grant dateMay 25, 2021
Priority date
Expiry dateOct 18, 2039

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02T10/12
  • WIPO fieldEngines, pumps, turbines
  • WIPO sectorMechanical engineering

Abstract

Systems, apparatus, and methods are disclosed that include an internal combustion engine having a plurality of cylinders and controlling a variable geometry turbocharger during early intake valve opening to reduce or prevent oil consumption.

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