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. 23, 1994
Filed:
Oct. 15, 1992
Applicant:
Inventors:
James E Heath, Fridley, MN (US);
John R Eppeland, St. James, MN (US);
Assignee:
BGK Finishing Systems, Inc., Blaine, MN (US);
Primary Examiner:
Int. Cl.
CPC ...
F27B / ; H05B / ;
U.S. Cl.
CPC ...
266 87 ; 266249 ; 219354 ; 432 58 ;
Abstract
An apparatus is disclosed for heat treating a product. The apparatus includes an infrared lamp assembly having an infrared lamp disposed within the interior of a quartz conduit. Air is admitted to the interior of the conduit at a controlled rate to cool the conduit while minimizing adverse impact on the efficiency of the infrared lamp.