IP Library Granted Patent US 9,051,062
Granted Patent B1
US 9,051,062 · App. 13/763,427 · Granted Jun 9, 2015

Assembly using skeleton structure

Inventors: Richard Boone (Wichita, KS); Benjamin De Putter (Maize, KS)
Assignee: Textron Innovations, Inc.
B64F5/0009B29C66/73753B64C1/061B64C1/069B64C1/064B64C2001/0072
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Quick Facts
Patent No.
US 9,051,062
App. No.
13/763,427
Granted
Jun 9, 2015
Kind
B1
Abstract

A method for making a fuselage section comprises the steps of assembling a support system. The support system comprises fiber reinforced composite material and includes at least three frames and six stringers. The support system is partially cured via a fast cure process such that the support system attains about eighty percent of its fully cured strength. A skin comprising uncured fiber reinforced composite material is globally positioned such that an inner surface of the skin corresponds to an outer surface of the support system. The skin and the support system are fully cured together. The support system is assembled on a bonding tool having a bonding surface corresponding to an inner surface of the skin.

Claims (15)

1. A method for making a fuselage section, the method comprising steps:

(a) assembling a support system comprising fiber reinforced composite material, the support system including at least three frames and six stringers;

(b) partially curing the support system via a fast cure process such that the support system attains about eighty percent of its fully cured strength;

(c) globally positioning a skin comprising uncured fiber reinforced composite material such that an inner surface of the skin corresponds to an outer surface of the support system; and

(d) fully curing the skin and the support system together;

wherein the support system is assembled on a bonding tool having a bonding surface corresponding to an inner surface of the skin;

wherein each of the three frames includes a plurality of locking features to facilitate securement of the three frames to the six stringers.

2. The method of claim 1 , further comprising the step of conducting quality control testing on the support system before the uncured skin is positioned thereon.

3. The method of claim 2 , wherein the tool is a male tool.

4. The method of claim 3 , wherein the male tool comprises at least a first attachment member, a second attachment member, and a third attachment member; and wherein:

the first attachment member is adjacent the second attachment member and connected thereto by a plurality of first connecting members;

the second attachment member is adjacent the third attachment member and connected thereto by a plurality of second connecting members;

a distance between the first and the second attachment members is different from a distance between the second and the third attachment members.

5. The method of claim 4 , wherein each attachment member comprises Masonite.

6. The method of claim 2 , wherein the tool is a female tool having an outer surface configured to correspond to an inner surface of the skin.

Assignments (3)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Oct 19, 2014
From: CESSNA AIRCRAFT COMPANY
To: CESSNA AIRCRAFT RHODE ISLAND
Reel/Frame 033976/0736 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Oct 19, 2014
From: CESSNA AIRCRAFT RHODE ISLAND
To: TEXTRON INNOVATIONS, INC.
Reel/Frame 033976/0743 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jul 10, 2013
From: BOONE, RICHARD; DE PUTTER, BENJAMIN
To: CESSNA AIRCRAFT COMPANY
Reel/Frame 030766/0186 →
Continuity (1)
Provisional Application 61596644 · Feb 8, 2012