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:
May. 29, 2001

Filed:

Jun. 23, 1999
Applicant:
Inventors:

Kazuaki Amaoka, Tokyo-To, JP;

Hideyuki Sano, Tokyo-To, JP;

Naoya Takizawa, Tokyo-To, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B64C 1/00 ;
U.S. Cl.
CPC ...
B64C 1/00 ;
Abstract

A composite material wing structure is disclosed, comprising a plurality of composite material multi-spar structures, each including a plurality of spar extending in a span direction, placed in the span direction. A wing structure of an airplane is also disclosed, comprising wing structures divided into plural parts in a span direction, a rib connected to an end of the wing structure to assemble adjacent wing structures, and a coupling material for coupling spars of the adjacent wing structures.


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