The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Patent No.:

US 9809319 B1

PDF
Full Text
Expired
Date of Patent:
Nov. 07, 2017

Filed:

Jul. 09, 2015
Applicant:

Airbus Operations Limited, Bristol, GB;

Inventors:

Stephen Burnell, Bristol, GB;

Tim Leigh, Bristol, GB;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B64D 37/32 (2006.01); B64D 37/24 (2006.01); B64D 37/14 (2006.01); B64D 37/10 (2006.01);
U.S. Cl.
CPC ...
B64D 37/32 (2013.01); B64D 37/10 (2013.01); B64D 37/14 (2013.01); B64D 37/24 (2013.01);
Abstract

The invention provides an aircraft fuel system comprising a fuel storage facility for storing fuel and ullage, a separate ullage storage facility for storing ullage, and a transfer arrangement for transferring ullage between the fuel storage facility and the ullage storage facility, wherein the transfer arrangement is capable of controlling the transfer of ullage based on a pressure input to the transfer arrangement. The invention also provides an aircraft with such a fuel system and a method of operating an aircraft.


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