Abstract: A battery pack includes a bare cell including an electrode assembly, a can housing the electrode assembly; and a cap plate sealing an open end of the can; a protective circuit module on the bare cell and including a lead member electrically coupling the protective circuit module to the bare cell; an upper cover coupled to the bare cell and covering the protective circuit module; and a shock absorber between the upper cover and the lead member.

Abstract: A battery pack having excellent assembling efficiency and strength against drop impact. The battery pack includes: an electrode assembly; a case that has a space accommodating the electrode assembly and includes a wing portion having a plurality of through-holes in at least one direction of the outer circumference; and a frame that includes a frame body disposed to encompass the outer circumference of the case and a frame coupling unit integrally formed with the frame body and coupling the case to the frame body via the through-holes.

Abstract: 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.

Abstract: A battery pack including a bare cell having an electrode assembly, a case housing the electrode assembly, and a plurality of electrode taps electrically coupled to the electrode assembly, each of the electrode taps having an electrode connection portion; and a plurality of electrode terminals each including a plurality of elastically deformable portions, wherein each of the electrode terminals is electrically coupled to one of the electrode taps, wherein the electrode connection portion of a respective one of the electrode taps is coupled between the elastically deformable portions of a respective one of the electrode terminals.

Abstract: 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.

Abstract: 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.

Abstract: 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.

Abstract: A battery pack that includes a case and a bare cell. The battery pack further includes a screw for combining the case and the bare cell to each other. The screw includes: a head portion having a screw groove formed in a first surface thereof; a body portion disposed on a second surface of the head portion and including a screw thread; and a connection portion disposed between the head portion and the body portion, wherein a thickness of the head portion is within 0.3 to 1 mm.

Abstract: A secondary battery comprises a bare cell comprising an electrode assembly and a pouch housing the electrode assembly, wherein the bare cell comprises a first side at one end of the bare cell; a molded portion covering at least a part of the first side of the bare cell; and a circuit module disposed over the molded portion.

Abstract: A battery case including: first case body having a main wall and opposing side walls; a second case body including a second main wall and opposing side walls. The first and second side walls include coupling parts to be coupled together when the first and second case bodies are pressed together to form a space to receive a bare cell. The battery case can also include clips to couple the first and second side walls.

Abstract: A battery pack comprising a bare cell and a protection circuit module positioned on top of the cap plate of the bare cell and a cover. Threaded connectors are used to connect the cover to the bare cell. The threaded connectors are chemically polished to enhance the engagement between the connectors and the cap plate.

Abstract: A battery assembly that standardizes a protective circuit module to be commonly used for various types of bare cells. The battery assembly includes a bare cell, and an adaptor structure positioned on a first end portion of the bare cell and having a seat in which the protective circuit module is seated. The adaptor structure electrically connects the protective circuit module to the bare cell. The protective circuit module has a standardized shape operationally connectable to various types of bare cells.

Abstract: A battery pack that does not utilize an insulating tape simplifies a manufacturing processes of external case and furthermore the battery pack has improved resistance against bending. The battery pack includes a chargeable and dischargeable bare cell, a circuit member electrically coupled to the bare cell, and a frame case to cover an entire outside surface of the bare cell excluding a pair of long sides of the bare cell. The frame case includes at least two round parts.

Abstract: A battery pack including a bare cell; a protection circuit module electrically coupled to the bare cell; an outer frame accommodating the bare cell and the protection circuit module, wherein a first surface of a first side of the outer frame contacts the protection circuit module; and a first projection on a second surface of the first side of the outer frame opposite to the first surface.

Abstract: A secondary battery and a method of manufacturing the same, the secondary battery including a bare cell for charging and discharging electricity; a protective circuit module for protecting the bare cell; an upper case, the upper case being coupled to the protective circuit module and disposed at an upper part of the bare cell; a protective film surrounding an external surface of the bare cell; and a resin molding unit disposed in the protective film, in the upper case, and in a lower part and on a bottom surface of the bare cell.

Abstract: A battery pack including a bare cell, the bare cell having a pair of first side portions opposite to each other, a pair of second side portions opposite to each other, and a pair of plane portions opposite to each other, the second side portions and the plane portions being connected to ends of the first side portions; a protection circuit module electrically connected to the bare cell; an inner frame between the bare cell and the protection circuit module, the inner frame accommodating the bare cell and exposing one side portion of the pair of first side portions; and an outer frame, the outer frame accommodating the bare cell, the protection circuit module, and the inner frame and exposing the pair of plane portions.

Abstract: There is provided a battery pack in which a pair of ribs are formed at an inner frame to extend toward plane portions of a bare cell, so that the inner frame can be fixed at the exact position of the bare cell. In one embodiment, a battery pack includes a bare cell having a pair of first side portions opposite to each other, a pair of second side portions opposite to each other, and a pair of plane portions opposite to each other. The second side portions and the plane portions are connected to ends of the first side portions. A protection circuit module is electrically connected to the bare cell. An inner frame is provided between the bare cell and the protection circuit module. The inner frame has at least a pair of ribs opposite to each other while extending toward the plane portions of the bare cell.

Abstract: A secondary battery according to the present invention includes a polymer cell in which insulating wing portions are provided on lead tabs and a top case assembled to the polymer cell and having an evasion portion to reduce interference with the insulating wing portions. A secondary battery can reduce interference which occurs between an insulating wing portion having an irregular shape. Further, as a result, it is possible to reduce the variance of the external dimension of an inner pack and achieve a more stable manufacturing process of the inner pack, and increase the reliability and competency of the inner pack to which the polymer cell is applied.

Abstract: A secondary battery having a protecting circuit module (PCM) and a secondary protection device. The battery includes a metal tab of the PCM and a metal tab of the secondary protection device that are connected to each other on the top of the PCM. One or more of the tabs are bent to bring the tabs in closer proximity to facilitate welding therebetween.

Abstract: A battery pack includes a bare cell having a pair of first side portions, a pair of second side portions, and a pair of plane portions, each of which are opposite to each other. The second side portions and the plane portions are connected to ends of the first side portions. A protection circuit module is electrically connected to the bare cell. An inner frame exposes one side portion of the pair of first side portions and accommodates the bare cell. An outer frame exposes the pair of plane portions and accommodates the bare cell, the protection circuit module and the inner frame. In the battery pack, outer ribs extending away from the bare cell are further formed at the inner frame that comes in contact with the pair of second side portions of the bare cell so that the outer frame is surrounded by the outer ribs.