Patent · US Expired

Sintered metal parts and method for the manufacturing thereof

US7393498B2 · kind B2 · utility

2Cited by
10References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 21, 2005
Grant dateJul 1, 2008
Priority date
Expiry dateMay 27, 2025

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB22F2999/00
  • WIPO fieldMaterials, metallurgy
  • WIPO sectorChemistry

Abstract

A powder metal tooth part and a method of producing a toothed sintered metal part by uniaxially compacting an iron or iron-based powder having coarse particles in a single compaction step, subjecting the part to sintering, and subjecting the part to a surface densifying process.

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