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:
Jul. 15, 1980
Filed:
Aug. 23, 1978
Applicant:
Inventors:
Satoru Uedaira, Yokohama, JP;
Shigeyasu Ito, Yokohama, JP;
Assignee:
Sony Corporation, Tokyo, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B22D / ; B22D / ;
U.S. Cl.
CPC ...
164 87 ; 164423 ; 164428 ;
Abstract
A method of manufacturing an amorphous alloy in which a molten mixture of raw materials making up the amorphous alloy is first prepared, and then introduced between a pair of oppositely rotating rolls where the molten material is rolled and quenched into a film. The conditions under which the rolling and quenching occur are carried out under the following conditions: ##EQU1## where: Y is the roll pressure per unit width of the film in metric tons per centimeter,