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:
Apr. 30, 2024

Filed:

Nov. 18, 2021
Applicant:

U.s. Farathane Corporation, Auburn Hills, MI (US);

Inventors:

Timothy John Brown, Bruce Township, MI (US);

Kevin Charles Baxter, Goodrich, MI (US);

Gerald N. Strich, North Branch, MI (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29C 48/21 (2019.01); B29C 48/00 (2019.01); B29C 48/12 (2019.01); B29C 48/88 (2019.01); B29K 23/00 (2006.01); B29L 31/30 (2006.01); B60R 13/04 (2006.01);
U.S. Cl.
CPC ...
B29C 48/21 (2019.02); B29C 48/0013 (2019.02); B29C 48/022 (2019.02); B29C 48/12 (2019.02); B29C 48/911 (2019.02); B29K 2023/12 (2013.01); B29L 2031/3011 (2013.01); B60R 13/04 (2013.01);
Abstract

An extrusion process for creating a roof ditch molding including forming a main body from a plastic material in a first stage extrusion, conveying the main body through a stacked array of die plates and into a first stage cooling tank, and communicating the main body from an outlet of the first stage cooling tank to a second stage extruder with crosshead die for applying a skim film bonding layer to the main body. Additional steps include applying a decorative layer over the skim bonding layer, communicating the main body to a third stage extruder with cross head die for applying wing portions in partially overlapping fashion along opposite side edges of the decorative layer and drawing the completed ditch molding through a second stage cooling tank prior to conducting one or more finishing operations.


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