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. 06, 1991
Filed:
Mar. 06, 1989
Harald Lenski, Ueberlingen, DE;
Dornier GmbH, Immenstaad, Bodensee, DE;
Abstract
A reflector surface furnace includes an open ended ellipsoidal or near ellipsoidal reflector segment having two focal areas, there being a source of radiation in the one focal area, the material to be processed being placed into the other focal area, the furnace is completed as inventive improvement by two end segments of parabolic or near parabolic configurations each having an axis of symmetry that coincides with an axis of symmetry of the central ellipsoid and interfaces with the ellipsoid in these focal areas, the two parabolical end segments have focal points which namely coincide with the focal points of the ellipsoidal segment, but for control purposes there may be separation.