Patent · US Active

Apparatus and methods for forming composite stiffeners and reinforcing structures

US7819651B2 · kind B2 · utility

7Cited by
42References
11Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 25, 2008
Grant dateOct 26, 2010
Priority date
Expiry dateNov 25, 2028

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/24995
  • WIPO fieldOther special machines
  • WIPO sectorMechanical engineering

Abstract

A composite structure is provided. In one embodiment, the structure includes at least one ply of preimpregnated material formed into a curved elongated member of continuous fibers onto a mandrel. The fibers have a select orientation and the curved elongated member has a defined length. The curved elongated member further has a cross-sectional geometry that varies along the length.

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