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. 18, 1981
Filed:
Dec. 12, 1979
John L Kane, Newark, OH (US);
Owens-Corning Fiberglas Corporation, Toledo, OH (US);
Abstract
Method and apparatus are provided for forming filaments comprising: means for supplying a plurality of streams of molten material; attenuation means for supplying of moving fluid to attenuate said streams into said filaments; said filaments being entrained in said fluid moving from said attenuation means; and means for separating said filaments entrained in said moving air comprising a foraminous surface having; (a) an intercept region oriented to form an acute angle between a path defined by the entrained filaments approaching said intercept region; and (b) a concave region contiguous with said intercept region oriented such that at least a portion of said concave region is positioned substantially transverse to said path such that a portion of said air passes through said foraminous surface and a portion of said air moves along said foraminous surface to move said filaments therealong.