Patent · US Expired

Furnace heater surrounded by a ceramic tube and fastened with a ceramic flange

US5605645A · kind A · utility

2Cited by

7References

3Claims

0Family size

Assignee

ABB Gadelius KK · JP

Inventors

Anke Brandstadter-Springer · Heidelberg, DE
Ludwig Weiler · Heidelberg, DE
Hans Ammon · Wettingen, CH
Fritz Hegewaldt · Herdecke, DE

Key dates

Filing date	Apr 26, 1995
Grant date	Feb 25, 1997
Priority date	—
Expiry date	Apr 26, 2015

Classification

Technology area (CPC H)Electricity
CPC primaryH05B3/64
WIPO fieldElectrical machinery, apparatus, energy
WIPO sectorElectrical engineering

Abstract

A heating element for a Deglor furnace includes a heating bar being surrounded by a protective tube. The protective tube is provided with a flange for mounting. The flange is formed by a separate ceramic ring or a metal clip and is permanently connected mechanically or chemically to an outer surface of the protective tube.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.