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. 28, 2021
Filed:
Jun. 04, 2020
Applicant:
Owens Corning Intellectual Capital, Llc, Toledo, OH (US);
Inventor:
Weigang Qi, Westerville, OH (US);
Assignee:
Owens Corning Intellectual Capital, LLC, Toledo, OH (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29C 65/18 (2006.01); B29C 65/78 (2006.01); B29C 65/00 (2006.01); E02D 31/00 (2006.01);
U.S. Cl.
CPC ...
B29C 65/18 (2013.01); B29C 65/7894 (2013.01); B29C 66/1122 (2013.01); B29C 66/43 (2013.01); B29C 66/723 (2013.01); B29C 66/865 (2013.01); E02D 31/004 (2013.01); Y10T 156/1715 (2015.01);
Abstract
A welder for joining two polymeric sheets together using a wedged heating element allows for a heating profile on opposite faces of the heating element to be varied by controlling where each of the polymeric sheets contacts the corresponding face.