Patent application number | Description | Published |
20110052972 | ELECTRODE PLATE, ELECTRODE ASSEMBLY AND MANUFACTURING METHOD OF ELECTRODE PLATE - An electrode plate, an electrode assembly and a manufacturing method of the electrode plate to prevent an internal electrical short occurring between electrode plates by forming a ceramic layer wrapping a current collector plate and an active material layer. The electrode plate includes a current collector plate having a first face and a second face opposite to the first face, an active material layer formed on at least one of the first face and the second face of the current collector plate, and a ceramic layer wrapping the current collector plate and the active material layer. | 03-03-2011 |
20110091762 | ELECTRODE ASSEMBLY FOR SECONDARY BATTERY, METHOD OF MANUFACTURING THE SAME AND SECONDARY BATTERY WITH THE SAME - An electrode assembly for a secondary battery, a method of manufacturing the electrode assembly and a secondary battery having the electrode assembly. The electrode assembly includes a plurality of electrode members arranged in a stacked shape along a baseline extending in one direction and a separation unit separating two adjacent electrode members. The separation unit includes three or more separators having a same winding center. | 04-21-2011 |
20110104550 | ELECTRODE ASSEMBLY FOR SECONDARY BATTERY AND SECONDARY BATTERY HAVING THE SAME - An electrode assembly for a secondary battery and a secondary battery having the same, the electrode assembly including electrode members disposed in a stack and divided into groups; and a first separator having folded portions disposed between the electrode members, and wound portions extending from the folded portions and wrapped around the groups. | 05-05-2011 |
20110123841 | ELECTRODE ASSEMBLY AND SECONDARY BATTERY INCLUDING THE SAME - An electrode assembly and a secondary battery including the same are disclosed. An electrode assembly includes a positive electrode including a positive electrode coating portion coated on a surface of a positive electrode collector; a negative electrode including a negative electrode coating portion coated on a surface of a negative electrode collector; and a separator between the positive and negative electrodes. The positive electrode and the negative electrode are stacked, and the positive electrode coating portion and the negative electrode coating portion on surfaces facing each other have a same area, or an area of the positive electrode coating portion is greater than an area of the negative electrode coating portion within a tolerance range. | 05-26-2011 |
20110129702 | SECONDARY BATTERY AND BATTERY PACK USING THE SAME - A secondary battery and a battery pack using the same. A secondary battery includes a pouch case containing an electrode assembly therein; an electrode terminal connected to the electrode assembly and including a side end exposed outside the pouch case; and a vent forming unit coupled to the pouch case and configured to form a vent in the pouch case when the pouch case swells. | 06-02-2011 |
20110129707 | SECONDARY BATTERY - A secondary battery including an electrode assembly. The electrode assembly includes a first electrode including a plurality of first electrode tabs extending to a side of the first electrode, a second electrode including a plurality of second electrode tabs extending to a side of the second electrode, and a separator between the first electrode and the second electrode and insulating the first electrode and the second electrode from one another. The electrode assembly is in a wound jelly roll shape. The plurality of first electrode tabs are in one of four quadrants formed by a long axis and a short axis of the wound electrode assembly. The plurality of second electrode tabs are in a different one of the four quadrants. | 06-02-2011 |
20110129709 | POUCH TYPE SECONDARY BATTERY WITH SAFETY MEMBER - A pouch type secondary battery including a safety member. The pouch type secondary battery includes an electrode assembly including first and second electrode plates having opposite electrical polarities and a first separator between the first and second electrode plates; and a safety member including a first conductive plate located on an outside of the electrode assembly and electrically connected to the first electrode plate, a second conductive plate located on an outside of the first conductive plate and electrically connected to the second electrode plate, and an insulating plate between the first and second conductive plates for insulating the first and second conductive plates from each other, and the first conductive plate has a puncture strength that is greater than a puncture strength of the second conductive plate. | 06-02-2011 |
20110129711 | Secondary Battery - A secondary battery including: an electrode assembly including a plurality of first and second electrode plates, and a plurality of separators between the first and second electrode plates; a first electrode tab on the first electrode plate, and a second electrode tab on the second electrode plate; a case housing the electrode assembly, and the first and second electrode tabs; and first and second external lead terminals at an outer side of the case and electrically coupled to the first and second electrode tabs, respectively. | 06-02-2011 |
20110129727 | SECONDARY BATTERY - A secondary battery including: an electrode assembly including a plurality of first and second electrode plates and a plurality of separators between the first and second electrode plates; a first electrode tab on each of the first electrode plates; a second electrode tab on each of the second electrode plates; a case housing the electrode; and first and second electrode leads at an outer side of the case and electrically coupled to the first and second electrode tabs, respectively, wherein the first and second electrode leads and the first and second electrode tabs are respectively electrically coupled by bolts. | 06-02-2011 |