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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.

Patent No.:

US 9905358 B1

PDFFull Text
Date of Patent:
Feb. 27, 2018

Filed:

Oct. 29, 2014

Contactless power feeding apparatus and contactless power feeding system

Applicant:

Funai Electric Co., Ltd, Daito-shi, Osaka, JP;

Inventor:

Naoyuki Wakabayashi, Osaka, JP;

Assignee:

Funai Electric Co., Ltd., Daito-shi, JP;

Attorney:

Crowell & Moring LLP

Primary Examiner:

Joseph Chang

Int. Cl.
CPC ...
H01F 38/14 (2006.01); H02J 5/00 (2016.01); H02J 50/12 (2016.01); H02J 50/40 (2016.01); H02J 50/70 (2016.01); H02J 7/02 (2016.01); B60L 11/18 (2006.01); H02J 7/00 (2006.01);
U.S. Cl.
CPC ...
H01F 38/14 (2013.01); B60L 11/182 (2013.01); B60L 11/1824 (2013.01); B60L 11/1829 (2013.01); B60L 11/1833 (2013.01); B60L 11/1846 (2013.01); H02J 5/005 (2013.01); H02J 7/025 (2013.01); H02J 50/12 (2016.02); H02J 50/40 (2016.02); H02J 50/70 (2016.02); H02J 2007/0096 (2013.01); Y02T 10/7005 (2013.01); Y02T 10/7072 (2013.01); Y02T 90/121 (2013.01); Y02T 90/122 (2013.01); Y02T 90/125 (2013.01); Y02T 90/128 (2013.01); Y02T 90/14 (2013.01); Y02T 90/163 (2013.01); Y02T 90/169 (2013.01); Y04S 30/14 (2013.01);
Abstract

A contactless power feeding apparatus includes a power source portion, a power feeding coil, and a power feeding apparatus side control portion, and the power feeding apparatus side control portion is configured to perform feeding voltage control in order to control the feeding voltage value of the power source portion on the basis of a coupling coefficient such that power transmission efficiency to a power receiving apparatus including a power receiving coil is in the vicinity of a maximum.

Find Patent Forward Citations

Wakabayashi, Naoyuki. (2018). Contactless power feeding apparatus and contactless power feeding system (U.S. Patent No. 9905358). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9905358

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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