Patent · US Expired

Wear and seizure resistant aluminum alloy piston

US3935797A · kind A · utility

21Cited by
3References
9Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 8, 1973
Grant dateFeb 3, 1976
Priority date
Expiry dateNov 8, 1993

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S384/913
  • WIPO fieldSurface technology, coating
  • WIPO sectorChemistry

Abstract

An aluminum alloy piston for an internal combustion engine, which has been made wear and seizure resistant by forming an adherent coating on at least the skirt of said piston, by applying thereto an iron-carbon powder containing less than 0.3% by weight of C, the balance being substantially all iron. A film of manganese phosphate may be subsequently applied to said skirt.

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