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. 18, 2007
Filed:
Apr. 15, 2005
Applicant:
Enrique M. Stiles, Imperial Beach, CA (US);
Inventor:
Enrique M. Stiles, Imperial Beach, CA (US);
Assignee:
STEP Technologies Inc., Minneapolis, MN (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H05K 5/02 (2006.01); A47B 81/06 (2006.01); H04R 1/28 (2006.01); H04R 1/20 (2006.01); H05K 5/00 (2006.01); H04R 1/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
A loudspeaker cabinet with a laminated internal brace which has a first rigid layer coupled to a first exterior panel of the cabinet, a second rigid layer coupled to an a second exterior panel of the cabinet, and a damping layer affixed between the rigid layers where they overlap. Vibration, flexure, and expansion/contraction of the cabinet are damped by shearing forces applied to the damping layer as the rigid layers move in opposite, parallel directions.