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:
Oct. 28, 1997
Filed:
Jan. 11, 1996
Tatsufumi Aoi, Hiroshima, JP;
Noriyuki Kawada, Hiroshima, JP;
Ritsuo Hashimoto, Hiroshima, JP;
Kenichi Unoki, Hiroshima, JP;
Motomi Nakashima, Hiroshima, JP;
Kazumasa Mihara, Hiroshima, JP;
Mitsubishi Jukogyo Kabushiki Kaisha, Tokyo, JP;
Abstract
In a molten metal holding apparatus in which an alternating magnetic flux is generated in the horizontal direction at a lower end portion of a molten metal and the molten metal 7 is held within an upper and lower opening container 6 by an electromagnetic force, solid conductors 8 which are not strong magnetic substances are attached to inner surfaces of both side plates 6x of a portion where the alternating magnetic flux passes through of the upper and lower opening container 6. Further, an apparatus including a circuit 3 to overlay a direct current on an exciting coil 2 or an exciting device 20 to let a direct current magnetic flux act is disclosed.