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. 10, 2002
Filed:
Sep. 08, 2000
Applicant:
Inventors:
Hao Anh Tieu, Akron, OH (US);
Carl Trevor Ross Pulford, Cuyahoga Falls, OH (US);
Bruce Joseph Turner, Wadsworth, OH (US);
Ernest Wilford Looman, Jr., Tallmadge, OH (US);
George Samuel Fielding-Russell, Stow, OH (US);
Assignee:
The Goodyear Tire & Rubber Company, Akron, OH (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B29C 4/792 ;
U.S. Cl.
CPC ...
B29C 4/792 ;
Abstract
An extruder apparatus has an extruder flow channel for an extruder head having a pair of flow passages and a flow dam interposed between the flow passages and a flow splitter that locally increases or locally decreases the flow area of the first flow passage relative to the second flow passage The preferred flow channel adjusts the mass balance of the flows between passages automatically.