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:
Mar. 07, 2023
Filed:
Sep. 09, 2020
Caterpillar Inc., Peoria, IL (US);
Justin D. Middleton, Peoria, IL (US);
Jonathan M. Baumann, Hanna City, IL (US);
Jason Lee Miller, Princeville, IL (US);
Dustin C. Selvey, Eureka, IL (US);
Adam R. Rosenberger, Peoria, IL (US);
Evan B. Stumpges, Peoria, IL (US);
Caterpillar Inc., Peoria, IL (US);
Abstract
In some aspects, a method of monitoring a battery system of an industrial vehicle is disclosed. The battery system may include a first string of battery modules including at least two battery modules connected in series; a first contactor connected to a positive end of the first string of battery modules, a second contactor connector to a negative end of the first string of battery modules; a third contactor connected to the first contactor; a fourth contactor connected to the second contactor; and one or more controllers configured to monitor the first contactor and the second contactor. The method may include receiving, at the one or more controllers, an indication of a failure of one of the first contactor and the second contactor; and opening, via the one or more controllers, at least one of the third contactor or the fourth contactor.