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:
Nov. 05, 2024
Filed:
Nov. 02, 2020
Applicant:
Pratt & Whitney Canada Corp., Longueuil, CA;
Inventors:
Ninad Joshi, Brampton, CA;
Sid-Ali Meslioui, Brossard, CA;
Assignee:
PRATT & WHITNEY CANADA CORP., Longueuil, CA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G10K 11/168 (2006.01); B29C 65/08 (2006.01); B32B 3/12 (2006.01); B32B 3/26 (2006.01); B32B 37/00 (2006.01); B32B 37/06 (2006.01); B32B 37/14 (2006.01); B32B 37/18 (2006.01);
U.S. Cl.
CPC ...
G10K 11/168 (2013.01); B32B 3/12 (2013.01); B32B 3/266 (2013.01); B32B 37/0076 (2013.01); B32B 37/06 (2013.01); B32B 37/146 (2013.01); B32B 37/18 (2013.01); B29C 65/08 (2013.01); B32B 2305/02 (2013.01); B32B 2307/102 (2013.01); B32B 2310/028 (2013.01); B32B 2605/18 (2013.01);
Abstract
Sandwich-structured noise-attenuating and/or structural panels and methods of manufacturing such panels using ultrasonic welding are described. The method includes: receiving a backing member, a sheet and a cellular structure; assembling the cellular structure between the backing member and the sheet; and ultrasonically welding the backing member and the sheet together.