Patent · US Active

Composite structures having integrated stiffeners with smooth runouts and method of making the same

US9440402B2 · kind B2 · utility

4Cited by

44References

7Claims

0Family size

Assignee

The Boeing Company · US

Inventors

David Pook · Melbourne, AU
Peter J. Lockett · Parramatta, AU
Andrew K. Glynn · Melbourne, AU

Key dates

Filing date	Dec 27, 2013
Grant date	Sep 13, 2016
Priority date	—
Expiry date	May 7, 2035

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T428/24612
WIPO fieldOther special machines
WIPO sectorMechanical engineering

Abstract

A unitized composite structure comprises a composite member having at least one integrally formed composite stiffener. At least one end of the stiffener includes a runout forming a substantially smooth transition between the stiffener and the composite structure.

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