Patent · US Expired

Gaskets

US4796351A · kind A · utility

5Cited by
4References
1Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMay 12, 1983
Grant dateJan 10, 1989
Priority date
Expiry dateMay 12, 2003

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T29/49879
  • WIPO fieldMechanical elements
  • WIPO sectorMechanical engineering

Abstract

An annealed, high tensile strength, heat hardenable metal strip is shaped into a spiral wound gasket profile prior to heat treating the strip to harden it and then winding it with a strip of sealing material into a spiral wound gasket.

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