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:
Dec. 01, 1981
Filed:
Sep. 08, 1980
Arnold J Eisenberg, Granville, OH (US);
Owens-Corning Fiberglas Corporation, Toledo, OH (US);
Abstract
The present invention embraces an apparatus for, and methods of, forming mineral fibers, such as glass. Such invention comprising a mineral fiber forming bushing bottom wall comprising a base plate and elongated members projecting downwardly from the exterior undersurface of the base plate. The base plate is of a porous material such as a sintered, foamed or fusion bonded material to form a rigid structure adapted for flow of molten mineral material therethrough to form a layer of molten mineral material along the exterior undersurface thereof. The rod members are adapted for flow thereon of the molten mineral material from the flooded exterior undersurface for attenuation into mineral fibers.