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:
Jun. 17, 2003
Filed:
Dec. 19, 2001
Franz-Josef Irnich, Hürtgenwald, DE;
Zimmermann & Jansen GmbH, Duren, DE;
Abstract
Feed device ( ) for a shaft furnace ( ), with a revolving chute ( ) comprising a cylindrical basic body ( ) that can be driven so as to rotate about a first, substantially vertically oriented axis of rotation (A ) with a first drive mechanism ( ) and a feed chute ( ) that is fixedly attached to an outlet ( ) of the basic body and can be rotated therewith, in which the feed chute is composed of an upper part ( ), which is adjacent to the outlet of the basic body and extends longitudinally at an angle to the first axis of rotation, and a lower part ( ), which is rotatably connected to the upper part and comprises a second drive mechanism ( ) for rotation about a second, substantially vertical axis of rotation (A ) spaced apart from the first axis of rotation.