Patent · US Expired

Piston ring

US3988119A · kind A · utility

10Cited by
4References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 2, 1975
Grant dateOct 26, 1976
Priority date
Expiry dateJan 2, 1995

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/12979
  • WIPO fieldEngines, pumps, turbines
  • WIPO sectorMechanical engineering

Abstract

An abrasion and scuff resistant piston ring having an outer peripheral surface formed by the simultaneous spray deposition of from 30 to 95% of molten molybdenum and from 5 to 70% of molten iron alloy.

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