Patent · US Expired

Carbon fiber reinforced carbon friction element and method of making

US4339021A · kind A · utility

22Cited by
6References
29Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 18, 1980
Grant dateJul 13, 1982
Priority date
Expiry dateJul 18, 2000

Classification

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

Abstract

A friction material comprising a carbon fiber reinforced carbon with an oxidation temperature of at least 800.degree. C. and a crystallinity index of matrix carbon of from 2.3 to 5.0, a process for the production of the same, and a friction element comprising the same.

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