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:
Oct. 07, 2025
Filed:
May. 17, 2023
Toyota Jidosha Kabushiki Kaisha, Toyota, JP;
Yu Oe, Toyota, JP;
TOYOTA JIDOSHA KABUSHIKI KAISHA, Toyota, JP;
Abstract
Provided is a vehicle including an internal combustion engine, a generator a traction battery, a relay, an electric motor, an auxiliary battery, an electric heater, and a controller. The controller is configured to place the relay in a cut-off state when, at the time of the internal combustion engine being started, temperature of the traction battery is lower than a first predetermined temperature, and charging the auxiliary battery with electric power generated by the generator, and supply the electric power generated by the generator to the electric heater to raise the temperature of the traction battery, until the temperature of the traction battery exceeds a second predetermined temperature that is higher than the first predetermined temperature.