Patent · US Expired

Metal encapsulated solid lubricant coating system

US5315970A · kind A · utility

19Cited by
0References
7Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 24, 1993
Grant dateMay 31, 1994
Priority date
Expiry dateSep 24, 2013

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/2991
  • WIPO fieldSurface technology, coating
  • WIPO sectorChemistry

Abstract

An engine block having one or more anti-friction coated cylinder bore walls, comprising: a coating of grains fused to the cylinder bore wall, the grains being comprised of solid lubricant particles encapsulated within a soft metal shell, the shells being fused together to form a network with limited porosity, the solid lubricant comprising at least graphite and MoS.sub.2 ; and wet oil lubrication retained within the porosity of the coating.

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