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.:
Date of Patent:
Nov. 19, 2019
Filed:
Jan. 11, 2018
Jtekt Corporation, Osaka-shi, Osaka, JP;
Toyota Jidosha Kabushiki Kaisha, Toyota-shi, Aichi-ken, JP;
Fumihiko Satou, Kashiwara, JP;
Toyoki Sugiyama, Kitakatsuragi-gun, JP;
Masataka Okuda, Toyota, JP;
Hidefumi Kamikawa, Okazaki, JP;
JTEKT CORPORATION, Osaka-shi, JP;
TOYOTA JIDOSHA KABUSHIKI KAISHA, Toyota, JP;
Abstract
An auxiliary power supply device includes: a plurality of channels of auxiliary power supplies; a charging circuit; and an auxiliary power supply switching circuit disposed between the charging circuit and positive electrode terminals of the plurality of channels of auxiliary power supplies and configured to switch one channel of auxiliary power supply connected to the charging circuit among the plurality of channels of auxiliary power supplies and to simultaneously switch one channel of auxiliary power supply connected to a power supply destination so as not to match the channel of auxiliary power supply connected to the charging circuit.