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. 26, 2016
Filed:
Sep. 25, 2012
Hironobu Hashimoto, Toyota, JP;
Hironobu Hashimoto, Toyota, JP;
Toyota Jidosha Kabushiki Kaisha, Toyota-shi, JP;
Abstract
An electric vehicle includes: an electric motor; an inverter that supplies electric power to the electric motor; and a cooling system that cools at least one of the electric motor and the inverter, the cooling system having: a main coolant passage configured to circulate a coolant through a radiator and at least one of the electric motor and the inverter; a bypass coolant passage, connected to the main coolant passage, that bypasses at least one of the electric motor and the inverter; and a controller configured to switch from the main coolant passage to the bypass coolant passage when a main switch of the vehicle provided at a driver's seat is turned off while the electric vehicle is travelling, and to switch from the bypass coolant passage to the main coolant passage when the main switch is then turned on.