Patent · US Expired

Fluxless brazing of unclad aluminum using selective area plating

US6129262A · kind A · utility

22Cited by
26References
11Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 24, 1997
Grant dateOct 10, 2000
Priority date
Expiry dateFeb 24, 2017

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB23K35/002
  • WIPO fieldMachine tools
  • WIPO sectorMechanical engineering

Abstract

A method for fluxless brazing of unclad aluminum includes forming first and second components to be joined of unclad aluminum; etching selected surface areas of the components; depositing an elemental metal on the selected surface areas; abutting the first and second components along the etched surfaces forming a junction; applying an aluminum filler about the junction; and heating the components and filler and bonding the components and filler.

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