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:
Mar. 18, 1986
Filed:
Dec. 04, 1984
William F Porter, Lake Zurich, IL (US);
Michael J Porter, Hanover Park, IL (US);
Dwight E Johnson, Villa Park, IL (US);
United States Gypsum Company, Chicago, IL (US);
Abstract
An apparatus for the production and collation of mineral fibers, comprising an air fiberization apparatus for generating mineral fibers, a collection chamber for collecting the fibers produced, and a cyclone type air exhaust apparatus connected by a duct to an upper portion of the collection chamber, the exhaust apparatus reducing the air pressure generated within the collection chamber thereby increasing the efficiency of fiber collection, and means for returning mineral fibers escaping from the collection chamber through the cyclone exhaust apparatus to the main fiber discharge position.