Patent · US Expired

Electric radiant heater and method for its manufacture

US5753892A · kind A · utility

4Cited by

13References

8Claims

0Family size

Assignee

E.G.O. Elektro-Gerate Blanc und Fischer GmbH & Co. KG · DE

Inventors

Martin Gross · Boone, US
Eugen Wilde · Knittlingen, DE
Hans Mohr · Eppingen, DE
Werner Renz · Pforzheim, DE
Franz Bogdanski · Oberderdingen, DE

Key dates

Filing date	Feb 21, 1996
Grant date	May 19, 1998
Priority date	—
Expiry date	Feb 21, 2016

Classification

Technology area (CPC H)Electricity
CPC primaryH05B2203/017
WIPO fieldElectrical machinery, apparatus, energy
WIPO sectorElectrical engineering

Abstract

For producing an electric radiant heater a thin heating resistance material strip is placed upright on an insulator. It has foot portions, which are embedded in the heating conductor material. The foot portions are only connected by thin connecting webs to the heating area and are differently shaped and/or oriented to the corrugated heating conductor strip.

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