Patent · US Expired

Superhard cutting element having reduced surface roughness and method of modifying

US5447208A · kind A · utility

284Cited by
35References
26Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 22, 1993
Grant dateSep 5, 1995
Priority date
Expiry dateNov 22, 2013

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T407/27
  • WIPO fieldMachine tools
  • WIPO sectorMechanical engineering

Abstract

A superhard cutting element having a polished, low friction, substantially planar cutting face with a surface finish roughness of 10 .mu. in. or less and preferably 0.5 .mu. in. or less.

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