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:
Nov. 12, 2019
Filed:
May. 31, 2016
Promix Solutions Ag, Winterthur, CH;
Rolf Heusser, Winterthur, CH;
Frank van Lück, Kaarst, DE;
Promix Solutions AG, Winterthur, CH;
Abstract
A device () for the manufacture of an annular extrudate comprises a jacket (), a crosshead () arranged inside of the jacket. The jacket contains a melt passage, whereby the crosshead is arranged in the melt passage, such that the melt passage extends et least at the outlet of the device as an annular melt passage around the crosshead (). An annular passage () is formed between the crosshead and the jacket. The annular passage contains a static mixer (), whereby the crosshead is at least partially supported by the static mixer in the jacket. The static mixer comprises a plurality of inserts, whereby at least a portion of the inserts is connected to the crosshead and/or the jacket.