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:
Aug. 26, 1997
Filed:
May. 26, 1995
Applicant:
Inventor:
Peter Vilzmann, Burghausen, DE;
Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H05B / ;
U.S. Cl.
CPC ...
219553 ; 219541 ; 219420 ; 373118 ;
Abstract
A heating element for heating crucibles, including a cylindrical hollow body which is divided by slits into meandrous segments. The corners between adjacent lateral surfaces of the meanders are rounded. Sectional transition areas are located in the vicinity of the upper and lower edges of the meandrous segments. Each sectional area has an outer rounded edge with a radius of curvature equal to the individual length of each meandrous section.