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.

Date of Patent:
Dec. 17, 2019

Filed:

Nov. 17, 2015
Applicant:

Maag Automatik Gmbh, Grossostheim, DE;

Inventors:

Stefan Dahlheimer, Kleinostheim, DE;

Helmuth Meidhof, Grossostheim, DE;

Thomas Braun, Grossostheim, DE;

Assignee:

MAAG Automatik GmbH, Grossostheim, DE;

Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B29B 9/06 (2006.01); B29C 47/30 (2006.01); B29C 48/30 (2019.01); B29C 48/345 (2019.01); B29C 48/25 (2019.01); B29C 48/88 (2019.01); B29C 48/04 (2019.01); B29C 48/00 (2019.01);
U.S. Cl.
CPC ...
B29B 9/065 (2013.01); B29B 9/06 (2013.01); B29C 48/2562 (2019.02); B29C 48/2566 (2019.02); B29C 48/25686 (2019.02); B29C 48/30 (2019.02); B29C 48/345 (2019.02); B29C 48/0022 (2019.02); B29C 48/04 (2019.02); B29C 48/3003 (2019.02); B29C 48/919 (2019.02); B29C 2793/0027 (2013.01); B29K 2905/10 (2013.01); B29K 2905/12 (2013.01); B29K 2909/02 (2013.01); B29K 2909/04 (2013.01);
Abstract

An extrusion head having a perforated plate of a granulating system. The extrusion head can have a head part and a perforated plate with a perforated-plate wear insert, a perforated-plate main body, a central inflow cone, an inflow cone part, a plurality of nozzle channels, a plurality of perforated dies, and at least one corrosion protected fastener. The perforated-plate can be detachably fastened to the head part. The head part can have at least one central melt channel into which the inflow cone part projects and distributes a melt flow among nozzle channels which can be arranged in the shape of a ring and among the perforated dies which can be arranged in at least one ring. The at least one fastener can be positioned in a central region of the at least one ring of the perforated dies.


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