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:
Jan. 19, 2021
Filed:
May. 10, 2016
Applicant:
Windmöller & Hölscher KG, Lengerich, DE;
Inventors:
Ansgar Avermeyer, Georgsmarienhütte, DE;
Tobias Kulgemeyer, Hagen a. T. W., DE;
Markus Bussmann, Essen, DE;
Martin Backmann, Lengerich, DE;
Assignee:
Windmöller & Hölscher KG, Lengerich, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B29C 48/25 (2019.01); B29C 48/08 (2019.01); B29C 48/10 (2019.01); B29C 48/27 (2019.01); B29C 48/275 (2019.01); B29C 48/285 (2019.01); B29C 48/92 (2019.01); B29B 7/60 (2006.01);
U.S. Cl.
CPC ...
B29C 48/2563 (2019.02); B29C 48/08 (2019.02); B29C 48/10 (2019.02); B29C 48/2567 (2019.02); B29C 48/2692 (2019.02); B29C 48/271 (2019.02); B29C 48/277 (2019.02); B29C 48/286 (2019.02); B29B 7/603 (2013.01); B29C 48/92 (2019.02); B29C 2948/9298 (2019.02); B29C 2948/92333 (2019.02); Y02P 70/10 (2015.11);
Abstract
An extrusion device that produces plastic film includes at least two feed units that feed feedstock to an extruder, wherein each feed unit has at least one discharge opening including a discharge closure to open and close the discharge opening, and a container interface that reversibly fastens a discharge container that accommodates feedstock discharged from the respective feed unit.