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:
Sep. 05, 2017
Filed:
Nov. 03, 2015
Applicant:
Rohr, Inc., Chula Vista, CA (US);
Inventors:
Jose S. Alonso-Miralles, Chula Vista, CA (US);
Charles M. Biset, San Diego, CA (US);
Christian Soria, La Mesa, CA (US);
Assignee:
Rohr, Inc., Chula Vista, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B64D 29/00 (2006.01); F04D 29/66 (2006.01); F04D 29/32 (2006.01); F04D 29/52 (2006.01); B64D 27/10 (2006.01);
U.S. Cl.
CPC ...
F04D 29/665 (2013.01); B64D 29/00 (2013.01); F04D 29/325 (2013.01); F04D 29/522 (2013.01); B64D 27/10 (2013.01); F05B 2220/303 (2013.01); F05B 2250/283 (2013.01); F05B 2260/96 (2013.01);
Abstract
Aspects of the disclosure are directed to a structure comprising: a plurality of cells, a first non-permeable insert in a first cell of the plurality of cells, the first insert configured to constrict, by at least a first threshold amount, a flow of fluid in the first cell such that: acoustic power over a frequency range is attenuated by the structure by at least a second threshold amount, and a resonant frequency associated with the structure is shifted by at least a third threshold amount.