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:
Mar. 20, 2001
Filed:
Jun. 22, 1998
Applicant:
Inventors:
Jyri Järvenkylä, Hollola, FI;
Terho Lahtinen, Helsinki, FI;
Michael Sjöberg, Västerås, SE;
Assignee:
Uponor Innovation AB, Fristad, SE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29C 4/700 ; B29C 4/706 ; B29D 2/300 ;
U.S. Cl.
CPC ...
B29C 4/700 ; B29C 4/706 ; B29D 2/300 ;
Abstract
An extrusion material is extruded through a tool and a fluoropolymer is between the extrusion material and a surface of the tool for reducing friction between the extrusion material and the surface of the tool. The surface of the tool is of a material with thermal conductivity greater than 30 W/mK.