Patent ID: 9570940
Date: 2017-02-14
CPC Classifications: H01M,H02J,Y02E,Y02P

Claim:
1. A backup battery system for a traffic cabinet that supplies power to a traffic light, comprising: a battery panel comprising a casing containing a plurality of rechargeable non lead-acid battery cells and having a thickness of 2 inches or less, wherein the casing includes at least one slit that defines at least two columns and forming a living hinge between the at least two columns, thereby providing flexibility therebetween along the at least one slit, each column containing a chosen number of the plurality of rechargeable battery cells, and each column individually having an independent charging board for charging and discharging the chosen number of battery cells, and for monitoring a plurality of parameters from its corresponding battery cells; wherein the batteries in each column of the at least two columns operate independently of the batteries in the other column of the at least two columns; and an electronic controller operably coupled to the charging board of each of the at least two columns of the battery panel for receiving the monitored plurality of parameters, and for transmitting power from the battery panel to the traffic cabinet in a sufficient amount to power the traffic light when there is a primary power failure; wherein the battery panel and the controller are configured to be positioned and operably functional within the traffic cabinet.