Patent · US Active

Composite structural member having an undulating web and method for forming same

US7818945B2 · kind B2 · utility

5Cited by

10References

26Claims

0Family size

Assignee

The Boeing Company · US

Inventors

Paul S. Gregg · Normandy Park, US
Max U. Kismarton · Renton, US
Jeff D. Will · Renton, US

Key dates

Filing date	Sep 29, 2006
Grant date	Oct 26, 2010
Priority date	—
Expiry date	Jan 28, 2029

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY02T50/40
WIPO fieldOther special machines
WIPO sectorMechanical engineering

Abstract

Composite structural members and methods for forming the same are disclosed. In one embodiment, a composite structural member includes a central structural portion that extends in a first direction and having a first flange portion and a second flange portion that are spaced apart in a second direction perpendicular to the first direction by a web portion, the web portion further including a periodic or a non-periodic undulation extending in the first direction. A first reinforced polymer-based substrate is fixedly coupled to the first flange portion, and a second reinforced polymer-based substrate is fixedly coupled to the second flange portion.

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