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:
Feb. 25, 1992
Filed:
Nov. 08, 1990
Applicant:
Inventors:
Udo Hennecke, Alzenau, DE;
Helmut Wolz, Alpharetta, GA (US);
Assignee:
Heraeus Quarzglas GmbH, Hanau, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01C / ;
U.S. Cl.
CPC ...
219553 ; 338237 ; 392407 ; 313-1 ;
Abstract
A short-wave infrared radiator includes a longitudinally extended twin tube having two partial chambers running in longitudinal direction. The radiator can optionally be heated over its entire length or a partial length. The radiator is divided into two radiator segments, each having a heater coil and in the vicinity of a partition wall, the heater coils of partial chambers are electrically connected with the heater coils of other partial chambers of the segments. The radiator includes terminals of respective radiator ends to form a power supply and a power return.