Patent · US Expired

Coatings for cutting implements

US4470895A · kind A · utility

21Cited by
7References
4Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 22, 1983
Grant dateSep 11, 1984
Priority date
Expiry dateMar 22, 2003

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB26B21/60
  • WIPO fieldMachine tools
  • WIPO sectorMechanical engineering

Abstract

An edged cutting implement is provided with a refractory material coating that terminates adjacent a cutting edge of the implement to improve its cutting performance by depositing the coating on the implement by means of ion plating under conditions such that the coating terminates adjacent a cutting edge of the implement so as not to cover the cutting edge.

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