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.

Date of Patent:
Aug. 13, 2024

Filed:

Sep. 15, 2023
Applicant:

Apple Inc., Cupertino, CA (US);

Inventors:

Rebecca J. Russell, San Jose, CA (US);

Onur I. Ilkorur, Campbell, CA (US);

David S. Wilkes, Jr., San Jose, CA (US);

Christopher Wilk, Los Gatos, CA (US);

Michael J. Newman, Cupertino, CA (US);

Assignee:

Apple Inc., Cupertino, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04R 9/06 (2006.01); H04R 9/02 (2006.01); H04R 9/04 (2006.01);
U.S. Cl.
CPC ...
H04R 9/046 (2013.01); H04R 9/025 (2013.01); H04R 9/06 (2013.01); H04R 9/063 (2013.01); H04R 2209/024 (2013.01); H04R 2209/026 (2013.01); H04R 2209/041 (2013.01); H04R 2400/03 (2013.01); H04R 2499/11 (2013.01);
Abstract

A transducer assembly comprising: a magnet motor assembly comprising a first magnet plate and a second magnet plate arranged along an axis, a first support plate positioned between inward facing surfaces of the first magnet plate and the second magnet plate, a second support plate positioned along an outward facing surface of the first magnet plate to form a first magnetic gap between the first support plate and the second support plate, and a third support plate positioned along an outward facing surface of the second magnet plate to form a second magnetic gap between the first support plate and the third support plate; a voice coil coupled to the magnet motor assembly, wherein the voice coil is positioned around the first support plate and within the first magnetic gap and the second magnetic gap; and a piston coupled to the voice coil, wherein the piston is operable to vibrate in a direction parallel to the axis.


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