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:
Apr. 06, 2010
Filed:
Jun. 23, 2004
Applicants:
Thomas Lewin, Hallstahammar, SE;
Anke Krönert, Skultuna, SE;
Sune Linden, Västerås, SE;
Inventors:
Assignee:
Sandvik Intellectual Property AB, Sandviken, SE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H05B 3/02 (2006.01); H05B 3/60 (2006.01);
U.S. Cl.
CPC ...
Abstract
A ceramic heat conductor support disc for supporting an electrical heating element for electrically heated furnace installations. The support disc has a center aperture lying parallel to the longitudinal axis of the heating element, and one or more apertures located between the center aperture and the periphery of the disc. The disc is provided with one or more elongated openings running from the periphery to one of the apertures or to the center aperture, wherein each elongated opening penetrates the entire thickness of the disc.