Patent · US Expired

Method to increase wear resistance of a tool or other machine component

US7067191B2 · kind B2 · utility

4Cited by
23References
50Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 23, 2004
Grant dateJun 27, 2006
Priority date
Expiry dateJul 23, 2024

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/30
  • WIPO fieldSurface technology, coating
  • WIPO sectorChemistry

Abstract

A layer system in particular for tools or machine components operated under insufficient lubrication or under dry operation conditions, is proposed, which system, starting from the base body, comprises a hard substance layer system, subsequently a metallic layer and finally a slide layer system, the last mentioned preferably made of Carbide, in particular of Tungstencarbide or Chromiumcarbide and dispersed Carbon.

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