Patent · US Active

Counter-rotating open-rotor (CROR)

US9051044B2 · kind B2 · utility

7Cited by
30References
21Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 17, 2011
Grant dateJun 9, 2015
Priority date
Expiry dateJun 4, 2033

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02T50/60
  • WIPO fieldTransport
  • WIPO sectorMechanical engineering

Abstract

A method of controlling a Counter-Rotating Open-Rotor (CROR) includes measuring a speed of a first rotor and deriving a speed of a second rotor and controlling a pitch of the first rotor and the second rotor.

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