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. 21, 2025
Filed:
Jan. 13, 2021
Applicant:
North American Pipe Corporation, Houston, TX (US);
Inventors:
Andrew Wells, Wayne, PA (US);
Joshua E. Clapper, Downingtown, PA (US);
Assignee:
Westlake Pipe & Fittings Corporation, Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16L 47/08 (2006.01); B29C 57/02 (2006.01); B29C 57/04 (2006.01); F16L 21/03 (2006.01); F16L 47/10 (2006.01); F16L 47/12 (2006.01); B29L 31/24 (2006.01);
U.S. Cl.
CPC ...
F16L 47/08 (2013.01); B29C 57/025 (2013.01); B29C 57/04 (2013.01); F16L 21/03 (2013.01); F16L 47/10 (2013.01); F16L 47/12 (2013.01); B29L 2031/24 (2013.01);
Abstract
A polymer pipe has a length between a first end and a second end. The length and the first end have a first diameter and the second end is a belled end having a second diameter larger than the first diameter. An insert device is received within the second end and has an annular body and a spline groove formed in the annular body and facing radially inward. The insert device is pre-installed in the belled end during the belling process.