Patent · US Expired

Quasi-isotropic composite isogrid structure and method of making same

US6007894A · kind A · utility

31Cited by
65References
12Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 10, 1997
Grant dateDec 28, 1999
Priority date
Expiry dateJul 10, 2017

Classification

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

Abstract

A quasi-isotropic composite structure includes a multi-sheet rib projecting generally perpendicular to a multi-sheet body with at least one of the body face sheets being bent and attached in a parallel manner to the rib sheet or sheets. The sheet or sheets that are part of both the body and rib are unsevered and integrally contiguous.

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