公开(公告)号：US10291990B2

公开(公告)日：2019-05-14

申请号：US15335334

申请日：2016-10-26

Applicant: Apple Inc.

Inventor： Alexander V. Salvatti ,  Matthew A. Donarski ,  Paulina Mustafa

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.

公开(公告)号：US09979259B2

公开(公告)日：2018-05-22

申请号：US14837924

申请日：2015-08-27

Applicant: Apple Inc.

Inventor： Paul Puskarich ,  Clark D. Della Silva ,  Charles A. Schwalbach ,  David Samuel Kumka ,  Andy Weidner ,  Paulina Mustafa ,  Jean-Marc Gery

IPC: H02K7/09 ,  H02K11/215 ,  F16C32/04

CPC classification number: H02K7/09 ,  F16C32/0444 ,  F16C32/0446 ,  F16C32/0453 ,  F16C32/0457 ,  H02K11/215

Abstract: A levitator is disclosed. The levitator may include a repulsion wire coil having a vertical coil axis, a position control wire coil having a vertical coil axis, a rotation control wire coil having a horizontal coil axis, and a controller coupled to each of the repulsion wire coil, position wire coil, and rotation wire coil, where the controller is configured to independently control currents provided to each of the repulsion wire coil, position wire coil, and rotation wire coil to levitate an item.

公开(公告)号：US20180115830A1

公开(公告)日：2018-04-26

申请号：US15335334

申请日：2016-10-26

Applicant: Apple Inc.

Inventor： Alexander V. Salvatti ,  Matthew A. Donarski ,  Paulina Mustafa

IPC: H04R9/06 ,  H04R7/12 ,  H04R9/04

CPC classification number: H04R9/06 ,  H04R7/12 ,  H04R9/022 ,  H04R9/04 ,  H04R2499/11

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.