US Patent 7590436 Slider mobile telephone comprising a bending wave loudspeaker

Patent 7590436 was granted and assigned to Palm, Inc. on September, 2009 by the United States Patent and Trademark Office.

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Is a

Patent

Patent attributes

Current Assignee

Palm, Inc.

Patent Jurisdiction

United States Patent and Trademark Office

Patent Number

7590436

Date of Patent

September 15, 2009

Patent Application Number

10538422

Date Filed

November 13, 2003

Patent Primary Examiner

‌

Tuan A Pham

Patent abstract

A mobile telephone equipped with a first and second housing parts, which can be displaced in relation to one another in such a way that sections of the housing part are exposed as a result of the displacement. One of the exposed sections is configured at least partially as a bending wave loudspeaker including a plate shaped element for emitting sound signals and an actuating element for exciting bending waves in the plate shaped element.