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:
Nov. 11, 2008
Filed:
Jan. 29, 2004
Applicants:
Yuji Miki, Tokyo, JP;
Yuko Takeuchi, Legal Representative, Chiba, JP;
Akira Yamauchi, Tokyo, JP;
Inventors:
Assignee:
JFE Steel Corporation, Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
B22D 11/115 (2006.01); B22D 27/04 (2006.01);
U.S. Cl.
CPC ...
Abstract
At least three electromagnets are disposed along the longitudinal direction of a mold. While the electromagnets generate a vibrating magnetic field, peak positions of the vibrating magnetic field is shifted in the longitudinal direction of the mold.