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:
Feb. 18, 2014
Filed:
Dec. 16, 2005
Applicant:
Manfred Schubert, Oberhausen, DE;
Inventor:
Manfred Schubert, Oberhausen, DE;
Assignee:
SMS Demag AG, Duesseldorf, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H05B 7/12 (2006.01); H05B 7/10 (2006.01); H05B 7/102 (2006.01);
U.S. Cl.
CPC ...
Abstract
The invention relates to a safety device () for detecting electrode breakage in an electric arc furnace, wherein an electrode () is secured on an electrode support arm (), and wherein a conduit is filled with a medium under a constant pressure and a pressure drop is produced at an electrode breakage, which is detected as an alarm signal. Here, the conduit (-) is integrated in a protective component that is arranged beneath the electrode support arm () thereon, wherein in case of an electrode breakage, the conduit (-) is damaged by a produce electric arc and the pressure drop takes place.