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. 17, 1992
Filed:
May. 31, 1990
Applicant:
Inventors:
Joe G Brooks, Springdale, AR (US);
Billy D Goforth, Fayetteville, AR (US);
Charles L Goforth, Lowell, AR (US);
Assignee:
Advanced Environmental Recycling Technologies, Inc., Springdale, AR (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B29B / ; B29B / ;
U.S. Cl.
CPC ...
425205 ; 366 81 ; 425208 ; 4253823 ; 4253824 ; 425199 ; 264349 ;
Abstract
An extruder assembly for composite materials, the extruder assembly having a barrrel with feed and compression sections, a rotatable screw adapted to convey a composite material through the barrel, at least one fiber alignment means, and a die. The screw diameter in the feed section is approximately twice the screw diameter in the compression section, and the flight spacing in the feed section is approximately twice the flight spacing in the compression section.