Patent · US Expired

Radiant device, especially infrared radiator

US6448570B1 · kind B1 · utility

4Cited by

5References

20Claims

0Family size

Assignee

HERAEUS NOBLELIGHT GMBH · DE

Inventors

Joachim Scherzer · Bruchköbel, DE
Siegfried Grob · Maintal, DE

Key dates

Filing date	Apr 14, 2000
Grant date	Sep 10, 2002
Priority date	—
Expiry date	Apr 14, 2020

Classification

Technology area (CPC H)Electricity
CPC primaryH01K1/24
WIPO fieldElectrical machinery, apparatus, energy
WIPO sectorElectrical engineering

Abstract

A radiant device comprising an envelope tube, which tube contains a long axis, and inside the tube, at least one radiant source oriented in the direction of the long axis of the envelope tube which is sealed at both ends, with a metal, electrical connecting part at each end of the envelope tube, and at least one elastic intermediate part which absorbs length changes of the radiant source and which is firmly joined at one end to an electrical connecting part and at the other end to the radiant source, and wherein the intermediate part comprises a molybdenum sheet provided with at least one folding portion having two kink points perpendicular to the long axis.

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