Patent · US Active

Method and system for powder bed fusion additive manufacturing of crack-free aluminum alloys

US11260475B2 · kind B2 · utility

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Key dates

Filing dateAug 7, 2018
Grant dateMar 1, 2022
Priority date
Expiry dateSep 6, 2039

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02P10/25
  • WIPO fieldMaterials, metallurgy
  • WIPO sectorChemistry

Abstract

A method of forming a crack-free aluminum alloy structure using additive manufacturing is presented. A powder bed of precursor aluminum alloy powder is heated. The crack-free aluminum alloy structure is formed within a laser powder bed fusion system encompassing the powder bed during heating.

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