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:
Jan. 02, 2007
Filed:
Jun. 16, 2004
Frank Engl, Alsdorf, DE;
Franz-josef Irnich, Hürtgenwald, DE;
Arno Korbmacher, Düren, DE;
Z&J Technologies GmbH, Duren, DE;
Abstract
A device for closing or opening an opening, in particular a filling or bottom opening () of a material bunker () arranged above the furnace throat of a blast furnace, including a tilting disk () connectable to a drive. The tilting disk () is articulated to two swivel arms () pivotably mounted about two swivel axes () extending parallel to each other, and to be more precise, in such a manner that the edge areas of the tilting disk () situated on a perpendicular to the swivel axes () of the two swivel arms (), upon a movement of these arms, move from the closed into the opened position, and vice versa, along oppositely directed arc paths ().