About 23 results
https://drivepatents.com/patents/980508 · 25 Dec 2013
According to one embodiment, a method for producing an electrode, includes a step for applying tensile force. The electrode includes a strip current collector, a current collector exposed portion which is formed on at least one long side of the strip curre...
https://drivepatents.com/patents/983645 · 9 Oct 2013
A battery pack which ensures prevention of entry of water from the outside, and in which when gas is generated from a battery, the gas is safely released outside is provided. A battery pack includes: a plurality of cells which are lithium ion secondary bat...
https://drivepatents.com/patents/987751 · 7 Aug 2013
Disclosed herein is a secondary battery pack including a battery cell having an electrode assembly of a cathode/separator/anode structure disposed in a battery case together with an electrolyte in a sealed state, the battery case being provided at an upper...
https://drivepatents.com/patents/988720 · 17 Jul 2013
A non-aqueous electrolyte battery capable of securing safety at a time of battery abnormality and restricting a drop in capacity or output at a time of battery use is provided. In a lithium-ion secondary battery 20, an electrode group 6 that positive and n...
https://drivepatents.com/patents/985031 · 24 Apr 2013
There is provided a nonaqueous electrolyte secondary battery having high capacity in which the reduction in the capacity of the battery due to the irreversible capacity in the first charge and discharge is suppressed using a high capacity positive electrod...
https://drivepatents.com/patents/994299 · 2 Jan 2013
A rechargeable battery includes: an electrode assembly in a case; a cap plate coupled to an opening of the case; a rivet electrically connected to the electrode assembly, the rivet including: a first rivet flange; and a second rivet flange; and a gasket be...
https://drivepatents.com/patents/994615 · 26 Dec 2012
The present invention refers to a battery module (100), comprising: a plurality of battery cells (10) with a vent (13), the battery cells (10) being arranged in longitudinal direction of the battery module (100) such that the vent (13) of each battery cell...
https://drivepatents.com/patents/1003070 · 25 Apr 2012
The invention is directed to a secondary battery comprising an electrode assembly, a case for housing the electrode assembly therein, a cap plate covering an opening of the case, and at least one battery terminal. The at least one battery terminal comprise...
https://drivepatents.com/patents/1005578 · 1 Feb 2012
The flat battery cell comprises alternately stacked anode foils (1) and cathode foils (2), which are separated from each other by separator foils (3) and are arranged in a foil housing (4). The anode foils comprise multiple layers and the cathode foils com...
https://drivepatents.com/patents/1005845 · 25 Jan 2012
A rechargeable battery (100) including a case (140); a cap plate (151) on the case; a terminal post (122) protruding from the cap plate (151); a terminal plate (123) coupled to the terminal post (122), wherein the terminal plate (123) includes a body havin...