Patent application number | Description | Published |
20110101917 | BATTERY PACK - A battery pack includes a case including external terminals, batteries disposed in the case, and balancing lines connected to each of the batteries and functioning as pathways of a voltage signal transmitted to a controller. At least one of the balancing lines functions as a high current line supplying battery current to the external terminals. Thus, the battery pack may have a simple structure and may be simply assembled using the high current line as a balancing line. | 05-05-2011 |
20110129704 | BATTERY PACK - A battery pack including: a case in which a plurality of batteries are received; an electrode tab to connect the batteries to form one unit; and a data wire having a first end connected to the electrode tab, to act as a signal transmitting line of the plurality of batteries. | 06-02-2011 |
20110234171 | BATTERY PACK AND METHOD OF CONTROLLING THE BATTERY PACK - A battery pack and a method of controlling the battery pack. The battery pack includes a battery cell and a capacitor connected in parallel to the battery pack. Accordingly, the battery power and the distance travelled by an electric transport device that requires an instantaneous high power output, such as an E-bike, may be increased. | 09-29-2011 |
20110279086 | BATTERY PACK - A battery pack includes a plurality of batteries; a circuit unit for controlling charging and discharging operations of the plurality of batteries; a case for containing the plurality of batteries and the circuit unit, and comprising an assembly of at least two sub-cases; and a submersion checking unit formed on a coupling portion between the at least two sub-cases. By using the battery pack, it is possible to rapidly cope with the submersion by easily checking the submersion of the battery pack, and to easily find the cause of functional deterioration or a malfunction. | 11-17-2011 |
20110281141 | BATTERY PACK - A battery pack includes a bare cell including an electrode assembly arranged within a can having an opening that is sealed by a cap plate, a protective circuit module (PCM) arranged on the cap plate, a lead member connecting the PCM to the cap plate; a coupling member inserted into the cap plate and coupled to the lead member. The coupling member is made out of a different material than that of the cap plate, each of the coupling member and the lead member include nickel. By including such a coupling member, the strength and durability of the weld connecting the cap plate to the PCM is improved and the contact resistance is lowered. | 11-17-2011 |
20110305936 | Connecting structure of battery stacks - A connecting structure of battery stacks includes an electricity collecting case with a plurality of battery stacks, each battery stack having a plurality of unit battery cells and power terminal portions, at least one bus bar with a plurality of fastening holes along a length direction thereof, the bus bar connecting the battery stacks via respective power terminal portions in the fastening holes, and an insulating layer on a surface of the bus bar. | 12-15-2011 |
20110311861 | BATTERY PACK - A battery pack includes a battery case including first and second subcases joined with each other; one or more secondary batteries accommodated in the battery case and each including a first electrode and a second electrode; a first electrode terminal in the battery case at a first side; a second electrode terminal in the battery case at a second side opposite the first side; and one or more openings through the battery case and exposing the first and second electrode terminals to an outside of the battery case. | 12-22-2011 |
20120009443 | Battery Pack for a Lithium Polymer Battery - A polymer battery pack assembly comprising a mounting frame having a first cavity defining a first mounting location and a second cavity defining a second mounting location, the first and second cavities being separated from each other; a top case mounted on the second mounting location, the top case having a third cavity defining a third mounting location; a lithium polymer battery cell mounted within the first mounting location, the battery cell having a positive tap and a negative tap extending beyond the first cavity towards the second mounting location; and a protection circuit module mounted in the third mounting location, the protection circuit module being electrically connected to the positive tap and the negative tap when the top case is mounted to the mounting frame such that the protection circuit module fits into said second cavity. | 01-12-2012 |
20120091965 | Power storage apparatus - A power storage apparatus includes a main power line, a first battery rack connected to an output terminal of the main power line at a first distance from the output terminal, a second battery rack connected to an output terminal of the main power line at a second distance from the output terminal, the second distance being different from the first distance, and a load resistor connected between the second battery rack and the main power line, the load resistor having a resistance that adjusts an impedance difference between the first battery rack and the second battery rack, the impedance difference resulting from a difference between the first distance and the second distance. | 04-19-2012 |
20120121937 | BATTERY PACK - A battery pack is constructed with a plurality of bare cells having first and second electrodes, a protection circuit module having at least one through-holes, a first electrode lead electrically connecting the first electrodes and a second electrode lead electrically connecting the second electrodes, and a holder case having supports that support the bare cells. One end of each first and second electrode leads passes through the through-hole of the protection circuit module. The first and second electrode leads electrically connect the bare cells and balance the bare cells by transmitting at least one of voltage and current of the bare cells to the protection circuit module. | 05-17-2012 |
20120202109 | BATTERY UNIT AND BATTERY PACK HAVING LESS RESISTANCE AND IMPROVED CONTACTS - A battery unit and a battery pack including the battery unit having reduced resistance along the leads. The battery unit includes a battery unit including an electrode assembly arranged within a pouch and lead tabs extending to an outside of the pouch and being electrically connected to the electrode assembly, a frame to support the battery unit, the frame including a first portion to accommodate the pouch of the battery unit and a second portion to accommodate the lead tabs, lead members arranged between the lead tabs and the second portion of the frame and a plurality of coupling members to mechanically couple together the lead tabs, the lead member and the second portion of the frame. | 08-09-2012 |
20120237815 | Battery Pack - A case for a battery cell includes a heat radiation unit, a terminal unit, and an insulating frame interlocked with the heat radiation unit and the terminal unit to form the case. The heat radiation unit and the terminal unit are integrated by the insulating frame so that it is possible to prevent the heat radiation unit or the terminal unit from being separated from the case. | 09-20-2012 |
20130164585 | SECONDARY BATTERY - A secondary battery including: a battery unit including a battery cell and a lead tab that protrudes from the battery cell; a frame case for supporting the battery unit and including a first support portion for supporting the battery cell and a second support portion for supporting the lead tab; and a connection member for perforating a connection hole formed in the lead tab and extending in a direction of the second support unit, wherein the connection hole of the lead tab includes: a first connection hole that is spaced apart from a first edge of the lead tab by a first width; and a second connection hole that is spaced apart from a second edge of the lead tab by a second width. The secondary battery may reduce electrical resistance of a charge/discharge path and has improved efficiency. | 06-27-2013 |
20130221903 | BATTERY CHARGING DEVICE AND METHOD - A battery charger, including: a sensor for monitoring a degree of deterioration of a secondary battery; a current driver for applying a current to the secondary battery; and a controller for controlling the current applied to the secondary battery from the current driver, receiving the degree of deterioration of the secondary battery from the sensor, and determining whether to change or maintain the current applied to the secondary battery according to the degree of deterioration of the secondary battery. | 08-29-2013 |