Patent · US Active

Aluminium alloy sheet product or extruded product for fluxless brazing

US9486881B2 · kind B2 · utility

1Cited by

0References

20Claims

0Family size

Assignee

Aleris Rolled Products Germany GmbH · DE

Inventors

Adrianus Jacobus Wittebrood · Velserbroek, NL
Steven Kirkham · Ransbach-Baumbach, DE
Achim Bürger · Grevesmühlen, DE
Klaus Vieregge · Nauort, DE

Key dates

Filing date	Nov 9, 2012
Grant date	Nov 8, 2016
Priority date	—
Expiry date	Feb 3, 2033

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T428/12681
WIPO fieldMachine tools
WIPO sectorMechanical engineering

Abstract

An aluminum alloy sheet product or extruded product for fluxless brazing, including an aluminum alloy core having on at least one face an aluminum filler clad layer containing 4% to 15% of Si, the filler clad layer having an inner-surface and an outer-surface, the inner-surface is facing the aluminum alloy core and the outer-surface is facing a coating layer of 2 to 45 mg/sq·m of Bi or of a Bi-based alloy. Furthermore, a method of brazing a brazed assembly incorporating at least one member made from the brazing sheet material.

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