The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 30, 1983
Filed:
Mar. 13, 1981
Applicant:
Inventor:
Hans Larker, Robertsfors, SE;
Assignee:
ASEA Aktiebolag, Vasteras, SE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B / ;
U.S. Cl.
CPC ...
428614 ; 174 / ; 357 81 ; 428675 ; 428620 ;
Abstract
Composite material comprising a matrix of an alloy of about 64 percent by weight iron and about 36 percent by weight nickel or of a different alloy containing iron and nickel having a coefficient of thermal expansion of at the most 3.10.sup.-6 K.sup.-1 within the temperature range 20.degree. C. to 100.degree. C. and veins of copper, distributed in one direction through the matrix, with the copper and the alloy metallurgically bonded to each other through a boundary layer containing copper and the alloy having a thickness of at the most 5 .mu.m.