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. 17, 2015
Filed:
Aug. 13, 2013
Kabushiki Kaisha Toshiba, Tokyo, JP;
Kabushiki Kaisha Toshiba, Tokyo, JP;
Abstract
A battery pack for an electrically driven automobile includes plural battery banks, a battery management unit that detects current flows, voltages and temperatures, first and second terminals connected respectively to the positive and negative electrode terminals of the battery banks, plural third and fourth terminals connected respectively to the positive and negative electrode terminals of the battery banks, a main contactor that switches the connection between the positive electrode terminals of the battery banks and the first terminal and the connection between the negative electrode terminals of battery banks and the second terminal, sub-contactors that switch the connection between the positive electrode terminals of the battery banks and the first terminal, and charging sub-contactors that switch the connection between the positive electrode terminals of the battery banks and the third terminals and the connection between the negative electrode terminals of the battery banks and the fourth terminals, respectively.