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:
Apr. 07, 1998
Filed:
Dec. 22, 1995
Applicant:
Inventors:
Andrei Szilagyi, Rancho Palos Verdes, CA (US);
Michael Strugach, Calabasas, CA (US);
Assignee:
Aura Systems, Inc., El Segundo, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L / ; H04R / ;
U.S. Cl.
CPC ...
310322 ; 310330 ; 310331 ; 310334 ; 310348 ;
Abstract
A piezoelectric speaker is disclosed. The speaker includes a rigid structure, a piezoelectric material bender, and a wave guide mounted to both the rigid structure and the bender and serving to interconnect the rigid structure and the bender. The wave guide is a fabricated from a rigid material and is mounted to the bender at approximately the geometric center of the bender. The bender is also encapsulating a case. The rigid structure may include a computer keyboard, a bicycle helmet or any other rigid structure.