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:
Jan. 31, 2023
Filed:
Jul. 30, 2020
Toyota Jidosha Kabushiki Kaisha, Toyota, JP;
Zekai Qiu, Nisshin, JP;
Hironobu Kitaoka, Nisshin, JP;
Naoki Yamamuro, Nagoya, JP;
Kozo Kosho, Toyota, JP;
Hiroaki Sugiyama, Nagoya, JP;
Makoto Ikegami, Obu, JP;
TOYOTA JIDOSHA KABUSHIKI KAISHA, Toyota, JP;
Abstract
An electric vehicle includes: a rotary electric machine configured to generate a driving force for driving driving wheels; a driving battery storing power to drive the rotary electric machine; a converter connected to the driving battery; an auxiliary battery connected to the driving battery via the converter; and a cooling box connected to the auxiliary battery. When the driving battery has an SOC reduced to be smaller than a prescribed threshold value, the converter is stopped and power remaining in the auxiliary battery is used to drive the cooling box.