Patent · US Active

Aircraft wing and wing tip device

US11447239B2 · kind B2 · utility

0Cited by
8References
24Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 23, 2019
Grant dateSep 20, 2022
Priority date
Expiry dateSep 27, 2040

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02T50/10
  • WIPO fieldTransport
  • WIPO sectorMechanical engineering

Abstract

An aircraft wing (2) including a main wing (3) and a wing tip device (4) at the tip of the main wing (3), wherein the wing tip device (4) has a variation of leading edge droop with respect to unrolled span-wise position such that flow separation on the wing tip device (4) first occurs in an outboard region (O) of the wing tip device (4). The leading edge droop of the wing tip device (4) may be a maximum in an outboard region (O) of the wing tip device.

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