A rechargeable battery includes a case, an electrode assembly in the case, a terminal electrically connected to the electrode assembly, and a cap assembly sealing the case. The cap assembly includes a cap plate having a short circuit opening and a short circuit plate in the short circuit opening…
Provided is a rechargeable battery capable of easily connecting a terminal and a cap plate to each other. The rechargeable battery includes; an electrode assembly having a positive electrode and a negative electrode; a case receiving the electrode assembly; a cap plate coupled with the case; first…
A secondary battery (100) including an electrode assembly (110), the electrode assembly (110) including an uncoated region at ends thereof; a case (150) accommodating the electrode assembly (110); a cap plate (160) coupled with the case (150); and an insulation member (140) in the case (150), the…
An exemplary embodiment provides a rechargeable battery comprising an electrode assembly (10). The electrode assembly (10) comprises a first and a second electrode (11, 12), a case (15) accommodating the electrode assembly, an electrode terminal member (21 c) at an exterior of the case (15) and…
A rechargeable battery (100) including: an electrode assembly (10); a case (26) in which the electrode assembly is embedded; a cap plate (20) coupled to an opening of the case; and a lower insulating member (60) and an electrode current collecting member (50) that are installed in the case, wherein…
A secondary battery (100) including an electrode assembly (110), the electrode assembly including a first electrode plate (111), a second electrode plate (112), and a separator (113) between the first electrode plate and the second electrode plate; a first collecting plate (120) electrically…
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 between the rivet flange and the cap plate…
According to the present invention, there is provided a rechargeable battery including an electrode assembly having a positive electrode and a negative electrode; a case in which the electrode assembly is installed; and a cap plate coupled with the case. A short-circuit member is provided in a…
A battery module, comprising a plurality of battery cells arranged consecutively in a first direction; and a first barrier; wherein the first barrier comprises a first intermediate part situated between a first said battery cell and a second said battery cell, and a first flange part comprising a…
A battery module (100) including: a plurality of rechargeable batteries (110) including a first terminal (130) and a second terminal (140); and a connecting member (150) electrically connecting rechargeable batteries of the plurality of rechargeable batteries through the first and second terminals…
A battery module includes a plurality of battery cells, an end plate at a side of the plurality of battery cells, a bottom plate at a bottom of the plurality of battery cells, and a reinforcing member at a first surface of the bottom plate
A battery module includes a pair of end plates; a plurality of battery cells aligned with each other between the pair of the end plates, wherein each of the battery cells has a top surface, a bottom surface located substantially opposite to the top surface, and side surfaces extending between the…
A rechargeable battery includes a case (26), an electrode assembly (10) in the case (26), at least one terminal portion (30) disposed at least partially inside the case (26), at least one current collecting member (50) electrically connecting the electrode assembly (10) and the terminal portion…
A secondary battery includes an electrode assembly; a first terminal electrically connected to the electrode assembly, wherein the first terminal includes a first collecting plate contacting the electrode assembly and having at least one opening; a first terminal plate comprising at least one…
A secondary battery (100) including an electrode assembly (110) including a first electrode (111), a second electrode (112), and a separator (113) between the first and second electrodes; a first collecting part (150) electrically connected to the first electrode; a second collecting part (140)…
A secondary battery includes an electrode assembly having a first electrode plate, a second electrode plate, and a separator between the first electrode plate and the second electrode plate; a first electrode terminal; a first collecting plate having a first region contacting the first electrode…
A battery module including a plurality of battery cells aligned in a direction: first and second end plates respectively arranged at outer sides of the plurality of battery cells; and a bottom plate supporting bottom surfaces of the battery cells and including at least a portion including a pattern…
A battery module includes a plurality of battery cells aligned in one direction, each battery cell having a vent portion, and a cover covering the vent portions of the battery cells, the cover including a gas outlet at a first end of the cover, and a top surface having a gradually decreasing slope…
A battery pack includes a plurality of secondary batteries, each of the secondary batteries including: an electrode assembly; a case accommodating the electrode assembly; and a collecting terminal electrically connected to the electrode assembly and protruding from the case; a first cover member on…
The present invention refers to a secondary battery (100), comprising an electrode assembly (110), a first and second collecting plate (120, 140) electrically coupled to the electrode assembly (110), a short circuit member (130), a case (150) accommodating the electrode assembly (110) and the…
A rechargeable battery for improving stability by quickly transmitting generated gas to a vent plate when an internal short circuit occurs, the rechargeable battery including: an electrode assembly including a first electrode, a second electrode, and a separator between the first and second…
A secondary battery (100) is disclosed which comprises an electrode assembly (110), a case (120) containing the electrode assembly (110), a cap plate (150) sealing an opening of the case (120), an electrode terminal (135) protruding outside the case (120) and a collector for electrically connecting…
A secondary battery that can induce an internal short circuit in accordance with a stimulus, for example, excessive internal pressure or temperature, is provided. The secondary battery includes an electrode assembly, a collecting plate electrically connected to the electrode assembly and having a…
According to one aspect of the present invention there is provided a non-aqueous electrolyte for a rechargeable lithium battery comprising: - a first additive selected from one or more compounds represented by Chemical Formulae 1 and 2: wherein X', Y', and Z' are each independently hydrogen or Si(R…
The present invention provides an electrolyte for a rechargeable lithium battery, which includes at one first lithium salt; at least one second lithium salt including a compound represented by Chemical Formula 1, Chemical Formula 3-1 or Chemical Formula 3-2, or a combination thereof; at least one…
Provided is a secondary battery including a fuse part that can continually function as a fuse. In the state where a first short circuit plate contacts a connecting plate to form a short circuit, even when heat generated from the short circuit melts the first short circuit plate, a second short…
The present invention refers to a secondary battery and a secondary battery pack. The secondary battery includes a case; an electrode assembly inside the case; a cap plate coupled with the case, the cap plate having an inner side facing an inside of the case and an outer side facing an outside of…
According to one aspect of the present invention there is provided a non-aqueous electrolyte for a rechargeable lithium battery comprising: - a lithium salt; - a non-aqueous organic solvent including more than 50 wt% of an ester-based solvent based on the total weight of the non-aqueous organic…
A secondary battery including a case having an opening; an electrode assembly housed in the case; at least one current collector coupled to an uncoated portion of the electrode assembly and forming an electrode terminal, wherein the case has a coupling groove recessed toward the at least one…
A secondary battery (100) and a battery pack including the second battery, which includes a battery case (140) having a polarity (e.g., positive or negative polarity) in a normal operation, thereby reducing corrosion of the battery case (140) and facilitating a design of an external circuit. The…