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.

Date of Patent:
Oct. 28, 2003

Filed:

Apr. 03, 2002
Applicant:
Inventors:

Takayuki Satomi, Kasukabe, JP;

Kazushi Ogawa, Himeji, JP;

Takashi Kawashima, Akashi, JP;

Hidenori Yoshida, Kobe, JP;

Yasuo Saito, Suita, JP;

Hajime Hirakawa, Kobe, JP;

Kazuyuki Akimoto, Matsudo, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E04F 1/708 ;
U.S. Cl.
CPC ...
E04F 1/708 ;
Abstract

An aircraft engine run-up hangar comprises a building defining a test chamber capable of receiving an aircraft therein, an air inlet structure, and an exhaust structure. The air inlet structure is formed in a front end part of a roof structure corresponding to a front end part of the building, the exhaust structure is connected to a rear end part of the building and defines an exhaust passage extending obliquely upward from the back end of the building, and one or a plurality of current deflecting members are disposed near a lower end of the air inlet structure to deflect air currents flowing through the air inlet structure into the building toward an aircraft housed in the building. A current-straightening structure is incorporated into the air inlet structure. A current-straightening space is defined under the air inlet structure. A first current-straightening member, a second current-straightening member, a third current-straightening member and a fourth current-straightening member are disposed in a region in and around the current-straightening space.


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