Patent · US Active

Propulsive system

US9266617B2 · kind B2 · utility

1Cited by
1References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 4, 2012
Grant dateFeb 23, 2016
Priority date
Expiry dateNov 8, 2034

Classification

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

Abstract

This invention relates to an aircraft comprising: a first propulsive unit having a first fan with an axis of rotation; and a second propulsive unit local to the first propulsive unit, the second propulsive unit having a second fan with an axis of rotation, wherein the rotational axis of the first fan is proximate to the surface of the aircraft relative to the rotational axis of the second fan such that the first fan ingests boundary layer air when in use.

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