Patent · US Expired

Gaskets

US4534922A · kind A · utility

7Cited by
11References
9Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 29, 1983
Grant dateAug 13, 1985
Priority date
Expiry dateSep 29, 2003

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/30
  • WIPO fieldMechanical elements
  • WIPO sectorMechanical engineering

Abstract

Graphite gaskets with an improved release characteristic are pressed (to reduce their void content) and then embossed with a pattern of relatively raised areas surrounded by interconnected depressions.

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