Invention Grant
- Patent Title: Unibody diaphragm and former for a speaker
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Application No.: US15335334Application Date: 2016-10-26
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Publication No.: US10291990B2Publication Date: 2019-05-14
- Inventor: Alexander V. Salvatti , Matthew A. Donarski , Paulina Mustafa
- Applicant: Apple Inc.
- Applicant Address: US CA Cupertino
- Assignee: Apple Inc.
- Current Assignee: Apple Inc.
- Current Assignee Address: US CA Cupertino
- Agency: Womble Bond Dickinson (US) LLP
- Main IPC: H04R1/00
- IPC: H04R1/00 ; H04R9/06 ; H04R7/12 ; H04R9/04 ; H04R9/02

Abstract:
A unibody piston and former for a speaker. The unibody piston and former including a piston having a sound radiating portion and a transition portion radially outward to the sound radiating portion, the sound radiating portion and the transition portion having a first interior angle that is less than one-hundred and eighty degrees. The unibody piston and former further including a former extending from the transition portion, the former and the transition portion forming a second interior angle, and the former and the piston are a unibody structure.
Public/Granted literature
- US20180115830A1 UNIBODY DIAPHRAGM AND FORMER FOR A SPEAKER Public/Granted day:2018-04-26
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