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:
Apr. 22, 2003
Filed:
Jun. 20, 2001
Ulrich K. Thiele, Bruchköbel, DE;
Detlef Gneuss, Bad Oeynhausen, DE;
Gneuss Kunststofftechnik GmbH, Bad Oeynhausen, DE;
Abstract
A multipath valve for distributing and/or dividing at least one flow of polymer melt during the manufacture and processing thereof, wherein melt flows through all internal chambers of the valve during all conditions of operation. At least one rotary disc is rotatably mounted on an axle bolt between a front plate and a rear plate which are each provided with openings serving as inlets and outlets for the polymer melt. The rotary disc is provided with circular segment-shaped ducts having a width and end radii corresponding to an inner width of the openings, wherein the ducts have center lines which are located on a reference circle extending through the centers of the openings, and wherein the positions of the ducts are adjustable in accordance with a desired flow direction of the polymer melt.