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:
Apr. 04, 2017

Filed:

Sep. 29, 2014
Applicant:

Apple Inc., Cupertino, CA (US);

Inventors:

Albert J. Golko, Saratoga, CA (US);

Eric S. Jol, San Jose, CA (US);

Nathan P. Bosscher, Campbell, CA (US);

Todd K. Moyer, Saratoga, CA (US);

Assignee:

Apple Inc., Cupertino, CA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01F 38/00 (2006.01); H02J 5/00 (2016.01); H01F 7/20 (2006.01); H02J 7/02 (2016.01); H01R 13/62 (2006.01);
U.S. Cl.
CPC ...
H02J 5/005 (2013.01); H01F 7/206 (2013.01); H01R 13/6205 (2013.01); H02J 7/025 (2013.01); H01F 2007/208 (2013.01);
Abstract

An inductive charging interface with magnetic retention can be used for charging electronic devices and accessories. For example, a magnetic core of an inductive charging configuration may be divided into two magnetic elements, one element can be housed within a receptacle or receiving connector of housing of an electric device and the other element can be housed within a plug or transmission connector. The poles of the two elements of the magnetic core may create a magnetic field to retain the plug connector in an aligned, mated position with the receptacle connector of the electronic device in addition to directing magnetic flux to flow in a circular path around and between the two elements of the magnetic core, thereby inducing a current for charging the internal battery of a device.


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