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. 13, 2022
Filed:
Dec. 12, 2018
Applicant:
Sidel Participations, Octeville-sur-Mer, FR;
Inventor:
Yves-Alban Duclos, Octeville-sur-Mer, FR;
Assignee:
SIDEL PARTICIPATIONS, Octeville-sur-Mer, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29C 48/405 (2019.01); B29C 49/06 (2006.01); B29B 17/00 (2006.01); B29C 49/00 (2006.01); B29C 49/28 (2006.01); B29K 67/00 (2006.01); B29L 31/00 (2006.01);
U.S. Cl.
CPC ...
B29C 49/06 (2013.01); B29B 17/0026 (2013.01); B29C 48/405 (2019.02); B29C 49/0005 (2013.01); B29C 49/28 (2013.01); B29K 2067/003 (2013.01); B29L 2031/7158 (2013.01);
Abstract
The invention relates to the manufacture of hollow objects made of plastics material by way of an extruder. In order to improve the quality of the manufactured objects and the regularity of manufacture, the extruder that is fed at least with the initial metered quantity and to which at least a part of the molded blanks and/or of the molded and heated blanks used for manufacturing said objects and/or of the finally manufactured objects will be recycled is a twin-screw extruder.