Patent application number | Description | Published |
20110117391 | BATTERY PACK - Provided is a battery pack formed by coupling a cover case and a bare cell. The battery pack includes: a bare cell including a cap plate having a surface in which at least one screw receiving groove is formed; a cover case disposed at a side of the cap plate, and having a surface in which at least one mounting groove is formed and a hole penetrating a center of the mounting groove; and at least one tapping screw including a head part and a body part that are mounted in the mounting groove of the cover case, wherein the body part penetrates the hole and is coupled to the screw receiving groove of the cap plate; wherein the cap plate includes a protruding unit formed in the second surface of the cap plate in correspondence to the screw receiving groove of the cap plate. | 05-19-2011 |
20110123837 | BATTERY PACK - The battery pack comprises: a bare cell including a can, wherein the can includes an opening on one side, and a cap plate sealing the opening of the can, wherein the cap plate has at least one groove formed on one surface; a circuit board including at least one lead tab. wherein the lead tab is coupled to the cap plate by a fixing body; and a coupling member coupled with the fixing body in the groove. The coupling member and the bare cell are made of different materials. Therefore, in the battery pack, the internal resistance between the bare cell and the protective circuit board does not increase, or the cover case is not separated when an external shock is applied. | 05-26-2011 |
20120015217 | POLYMER BATTERY PACK AND METHOD FOR MANUFACTURING THE SAME - A polymer battery pack includes a core pack having a protective circuit module attached to a bare cell, a case having the core pack coupled thereto, the protective circuit module having a portion exposed to an exterior of the case, and a resin enclosing at least a portion of the protective circuit module that is exposed to the exterior of the case. A method of manufacturing a polymer battery pack includes forming a bare cell, forming a core pack having a protective circuit module, coupling the core pack to an interior of the case such that the protective circuit module is exposed to an exterior of the case, and molding the protective circuit module with a resin such that a terminal on the protective circuit module is exposed to an exterior of the resin. | 01-19-2012 |
20120028081 | SECONDARY BATTERY - A secondary battery includes a bare cell comprising an electrode assembly; a protection circuit module electrically coupled to the bare cell; an upper case including a first case and a second case opposite to the first case joined together, the upper case generally encompassing the protection circuit module; and at least one support rib on at least one of the first case and the second case supporting the protection circuit module. | 02-02-2012 |
20120034494 | External terminal assembly and battery pack including the same - An external terminal assembly for establishing a connection between a battery pack and an electrical connector of an external device and a battery pack including the same, the external terminal assembly including an external terminal, the external terminal being electrically connectable to the electrical connector of the external device; a terminal holder on a protection circuit substrate, the terminal holder fixing a position of the external terminal; and a top case covering the protection circuit substrate and the terminal holder, the top case including holes exposing the external terminal. | 02-09-2012 |
20120129014 | BATTERY PACK - A battery pack includes a bare cell that includes an electrode assembly, a case for accommodating the electrode assembly, and a cap plate arranged at one side of the case, a protection circuit board assembly for controlling charge/discharge of the bare cell, a battery protection device electrically connected to the protection circuit board assembly, and a first adhesive member. At least a part of the first adhesive member is disposed on the case. The first adhesive member crosses the battery protection device in a lengthwise direction of the battery protection device. | 05-24-2012 |
20130171476 | SECONDARY BATTERY - Mechanical connections between a fixing member, a bare secondary battery cell and a protection circuit module by pressurizing a bare cell by a fastening member are disclosed. The secondary battery is capable of stably fixing an upper case and the bare cell. The secondary battery may include a bare cell including an electrode assembly in the inside thereof and formed with a fixing groove in both sides of a top surface; a protection circuit module electrically connected to the bare cell; and an upper case surrounding the protection circuit module and formed with the fastening hole in the position corresponding to the fixing groove. A bottom surface of the upper case not formed with the fastening hole may be formed with an adhering portion contacting the top surface of the bare cell and a space portion not contacting the top surface of the bare cell. | 07-04-2013 |
20130344380 | RECHARGEABLE BATTERY - A battery includes a pouch type case formed of a flexible material and the case has a bottom with a recess portion and a protrusion portion, an electrode assembly within the case, and a support member coupled to the recess portion and to the protrusion portion at the bottom of the case. The support member fixes shapes of the recess portion and the protrusion portion, and the support member is coupled to an outside of the case at the bottom of the case. | 12-26-2013 |
20140333251 | EXTERNAL BATTERY - An external battery includes an input end, an output end, a bare cell between the input end and the output end, a charging unit configured to deliver power from a charger to the bare cell via the input end, a first switch between the charging unit and the input end, a DC-DC converter configured to convert an output voltage from the bare cell into a converted voltage of a magnitude that is different from that of the output voltage, and configured to deliver the converted voltage to the output end, a second switch between the bare cell and the DC-DC converter, and a main controller unit (MCU) configured to sense at least one of overcharging, over-discharging, or an over-discharge current of the bare cell using the output voltage or an output current from the bare cell, and configured to control the first switch and the second switch. | 11-13-2014 |
20150037661 | BATTERY PACK - A battery pack includes one or more bare battery cells, a frame case, and a top case. Each of the bare battery cells has first and second electrode tabs. The frame case surrounds an outer surface of the one or more bare cells. The top case is coupled to the frame case at one end of the one or more bare cells. In the battery pack, the frame case includes a warp preventing portion parallel to the top case. | 02-05-2015 |