Patent · US Active

Auxiliary power unit inlet apparatus and methods

US10569893B2 · kind B2 · utility

1Cited by

14References

19Claims

0Family size

Assignee

The Boeing Company · US

Inventors

Paul R. Tretow · Mukilteo, US
David S. Chambers · Bellevue, US
Robert H. Willie · Bothell, US

Key dates

Filing date	Mar 22, 2017
Grant date	Feb 25, 2020
Priority date	—
Expiry date	Sep 10, 2037

Classification

Technology area (CPC F)Mechanical Engineering; Lighting; Heating
CPC primaryF05D2220/50
WIPO fieldTransport
WIPO sectorMechanical engineering

Abstract

Auxiliary power unit inlet apparatus and methods are disclosed. An example apparatus includes an aircraft including a fuselage, the fuselage including an air inlet including a first sub-inlet and a second sub-inlet separated from the first sub-inlet; and a door coupled along the air inlet to enable air to separably flow into the first sub-inlet and the second sub-inlet, the door to deter the air from flowing between the first sub-inlet and the second sub-inlet.

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