Patent · US Expired

High strength steel pipe for an air bag

US7846274B2 · kind B2 · utility

0Cited by
8References
4Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 24, 2004
Grant dateDec 7, 2010
Priority date
Expiry dateSep 24, 2024

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC21D9/08
  • WIPO fieldMaterials, metallurgy
  • WIPO sectorChemistry

Abstract

In order to manufacture a steel pipe for an air bag which can cope with increase in the pressure of gas blown into an air bag and decreases in the wall thickness of an accumulator, a steel having a composition, mass %, of:

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