Patent · US Expired

Solder

US5690890A · kind A · utility

11Cited by
0References
1Claims
0Family size

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Inventors

Key dates

Filing dateNov 4, 1994
Grant dateNov 25, 1997
Priority date
Expiry dateNov 4, 2014

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB23K35/262
  • WIPO fieldMachine tools
  • WIPO sectorMechanical engineering

Abstract

A tin-lead alloy solder is provided which exhibits high joint strength under conditions which are likely to induce fatigue fracture. The tin-lead alloy solder comprises 15-80 wt. % lead, 0.1-5 wt. % silver, 0.1-10 wt. % antimony, and 0.0005-0.3 phosphorus, the balance being tin.

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