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:
Sep. 24, 2002
Filed:
Jun. 12, 2001
Applicant:
Inventors:
Masahide Onuki, Miki, JP;
Akihisa Inoue, Aoba-ku, Sendai-shi, Miyagi, JP;
Hisashi Kakiuchi, Akashi, JP;
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B22D 1/800 ; B22D 2/306 ; B28B 7/38 ;
U.S. Cl.
CPC ...
B22D 1/800 ; B22D 2/306 ; B28B 7/38 ;
Abstract
A metal mold for manufacturing amorphous alloy. A metal mold is composed of a lower mold having a portion for fusing metal material and a cavity portion, and an upper mold working with the lower mold which presses molten metal in the portion for fusing metal material and pours the molten metal into the cavity portion to mold. And, surface roughness of a part of or all of an inner surface of the metal mold is arranged to be more than 12S in JIS indication.