Patent · US Expired

Aluminum-beryllium alloys having high stiffness and low thermal expansion for memory devices

US5578146A · kind A · utility

34Cited by

2References

14Claims

0Family size

Assignee

BRUSH WELLMAN, INC. · US

Inventors

Larry A. Grant · Saratoga, US
James M. Marder · Shaker Heights, US
Wayne L. Wright · Winston-Salem, US

Key dates

Filing date	Jan 16, 1996
Grant date	Nov 26, 1996
Priority date	—
Expiry date	Jan 16, 2016

Classification

Technology area (CPC G)Physics
CPC primaryG11B21/083
WIPO fieldMaterials, metallurgy
WIPO sectorChemistry

Abstract

Articles of manufacture are made of aluminum-beryllium alloys having substantially randomly distributed aluminum-rich and beryllium rich phases to provide substantially isotropic mechanical properties, such as high stiffness and low coefficients of thermal expansion, whereby the articles of manufacture provide more rapid and accurate responses.

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