BYD Company Ltd., a company involved in business activities in manufacturing of automobiles sector, has been recently granted a patent for invention titled “BATTERY SYSTEM FOR A VEHICLE WITH SEVERABLE CONNECTIONS”.
The patent has been issued as granted patent number 306255 filed as application number 4272/DELNP/2010 having scope (abstract) of invention as:
“A battery system for storing electrical power and supplying electrical power to a vehicle is provided. The system includes multiple battery packs, and each battery pack includes a plurality of cells (300a, 300b). The cells (300a, 300b) in each battery pack are electrically connected with one another and the multiple battery packs are also electrically connected with one another to combine the total energy output of the cells (300a, 300b) of the system. The electrical connections between at least some of the cells (300a, 300b) include a severable feature (800a, 800b), whereby the electrical connection is severed locally at the severable feature (800a, 800b) in response to an impact force that is in excess of a predetermined magnitude and/or an overcurrent/overtemperature condition.”
The primary independent claim (claim 1) of this patent states:
“A battery system for storing electrical power and supplying electrical power to a vehicle comprising: multiple battery packs, each battery pack comprising a plurality of cells, wherein the cells in each battery pack are electrically connected with one another within the respective battery pack, and wherein the multiple battery packs are electrically connected with one another to provide electrical power from the cells of the multiple battery packs to the vehicle, and wherein the electrical connections between at least some of the cells include a severable feature, whereby the electrical connection is severed locally at the severable feature in response to an impact force that is in excess of a predetermined magnitude or an overcurrent/overtemperature condition.”
The patent has been granted under International Patent Classification (IPC) H01M 2/20, which covers inventions related to:
“Current-conducting connections for cells”
This patent can be opposed under post-grant patent opposition within 12 months of the date of grant of this patent.
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