About 67 results
https://drivepatents.com/patents/997667 · 3 Oct 2012
Disclosed herein is a battery pack including a battery cell array including three or fewer battery cells, each of which has an electrode assembly of a cathode/separator/anode structure disposed in a battery case together with an electrolyte in a sealed sta...
https://drivepatents.com/patents/997902 · 26 Sep 2012
Sealing system for lead-acid batteries for heavy vehicles, having a cap which includes, on one hand, a system of labyrinths intended to avoid electrolyte leaks, providing a centralised outlet; and on the other, multiple plugs for the battery elements, whic...
https://drivepatents.com/patents/999570 · 8 Aug 2012
Disclosed is a porous membrane used for a secondary battery, such as lithium-ion secondary battery, wherein strength is improved and break is difficult to occur while maintaining lithium-ion conductivity. The porous membrane for a secondary battery compris...
https://drivepatents.com/patents/999486 · 8 Aug 2012
The present disclosure relates to a separator and a lithium secondary battery including the same, which may secure not only safety but also excellent long life span and high voltage properties. The separator (22) of the present invention includes a PE or P...
https://drivepatents.com/patents/1000633 · 4 Jul 2012
A secondary battery having improved quality can be manufactured in a simplified manner by automating a soldering process required to electrically connect an external terminal provided in a case of the secondary battery with a PCM. The secondary battery inc...
https://drivepatents.com/patents/1002536 · 9 May 2012
An aspect of the present invention provides a rechargeable battery suppressing swelling of an electrode assembly by maintaining gaps between a positive electrode, a separator, and a negative electrode within a predetermined range. The rechargeable battery ...
https://drivepatents.com/patents/1002766 · 2 May 2012
Provided is a secondary battery including a plurality of cylindrical electrode assemblies, which is capable of preventing a prismatic can from swelling and is housed in a prismatic can, thereby minimizing deformation of the prismatic can. In one embodiment...
https://drivepatents.com/patents/1003477 · 11 Apr 2012
A rechargeable battery (100) includes an electrode assembly (10) undergoing charging and discharging, a pressurization holder (20) covering the electrode assembly (10) and fixing the electrode assembly (10), a positive terminal (32) and a negative terminal...
https://drivepatents.com/patents/1004788 · 29 Feb 2012
A rechargeable battery including an electrode assembly; a case having an opening and containing the electrode assembly; a cap plate sealing the opening of the case; an electrode terminal electrically connected to the electrode assembly and protruding outsi...
https://drivepatents.com/patents/1004738 · 29 Feb 2012
A rechargeable battery, which can prevent incompatibility of rechargeable batteries with existing charging/discharging equipment by extending an electrode terminal to the center of a cap plate. In one embodiment, the rechargeable battery includes an electr...