Patent application number | Description | Published |
20130034763 | Battery Pack and Method of Manufacturing the Same - A battery pack and a method of manufacturing the battery pack, to include a pouch battery cell and a casing frame to accommodate and securely surround the battery cell. The casing frame may be constructed with a base frame, a first lateral frame protruding from one edge of the base frame, and a wing portion that is rotatable with respect to the base frame. The wing portion rotates from a first position where the battery cell can be inserted into the casing frame, to a second position where the battery cell is surrounded by and secured within the casing frame against damage from external forces, impulses and impacts. | 02-07-2013 |
20130330574 | RECHARGEABLE BATTERY - A rechargeable battery according to an exemplary embodiment of the present invention includes a case, an electrode assembly received by the case, a cap plate combined with the opening of the case, a protective circuit board electrically connected with a first electrode of the electrode assembly, and a protective device attached on a top surface or side surface of the protective circuit board, electrically connected with a second electrode of the electrode assembly, and electrically connected with the protective circuit board. | 12-12-2013 |
20140199563 | RECHARGEABLE BATTERY - A rechargeable battery including a case in which an electrode assembly is accommodated; a cap plate coupled with the case; a protection circuit board coupled with the cap plate, the protection circuit board being electrically connected with a first electrode of the electrode assembly; and a protection element coupled with the cap plate, the protection element electrically coupling a second electrode of the electrode assembly with the protection circuit board. | 07-17-2014 |
20140212700 | SECONDARY BATTERY - A secondary battery including a bare cell having an electrode lead; a protective circuit module connected to the electrode lead; a top case at least partially surrounding the protective circuit module; and a bottom case attached to a lower surface of the bare cell is disclosed. In the secondary battery, the bottom case includes first and second films on the lower surface of the bare cell, and the second film has an opening. | 07-31-2014 |
20140255731 | RECHARGEABLE BATTERY PACK - A rechargeable battery pack includes a rechargeable battery, a mount frame wrapped around at least part of the rechargeable battery, an outer case wrapped around the mount frame, the outer case including a first case and a second case installed into the mount frame, and the first case including at least one coupling protrusion portion protruding from an outer side of the first case into the mount frame, and a protective circuit module electrically connected to the rechargeable battery, the protective circuit including a dummy plate protruding from an edge of the protective circuit into the mount frame, and the dummy plate being fixed to the coupling protrusion portion. | 09-11-2014 |
20140255732 | RECHARGEABLE BATTERY PACK - A rechargeable battery pack includes a rechargeable battery, a mount frame wrapping at least part of the rechargeable battery, an outer case wrapped around the mount frame, the outer case including a first case including a first protrusion portion protruding therefrom, and a second case having a second protrusion portion protruding therefrom, the first protrusion portion being fixed to the second protrusion portion, and a protective circuit module electrically connected to the rechargeable battery. | 09-11-2014 |
20140329116 | BATTERY PACK - A battery pack includes a bare cell, a protective circuit module, and a protection device. The protective circuit module is located on the bare cell in parallel with the protective circuit module, and includes a first connecting portion extending between a first surface of the protective circuit module and the bare cell and electrically connected to the bare cell, and a second connecting portion electrically connected to a second surface of the protective circuit module opposite to the first surface. Accordingly, the protection device and the protective circuit module are parallel to each other, allowing for a compact and lightweight structure of the battery pack with improved safety features. | 11-06-2014 |
20150072173 | RECHARGEABLE BATTERY PACK - A rechargeable battery pack includes a rechargeable battery, a mount frame wrapping at least part of the rechargeable battery, an outer case wrapped around the mount frame, the outer case including a first case having a first lead unit protruding therefrom, and a second case having a second lead unit therefrom, the first lead unit and the second lead unit being inserted into and fixed to an inside of the mount frame, and a protective circuit module electrically connected to the rechargeable battery. | 03-12-2015 |
20150221901 | POLYMER BATTERY PACK - A battery pack including a pouch battery cell; a protective circuit module on a top side of the battery cell; a top case on the protective circuit module, the top case including a plurality of first coupling projections extending laterally outwardly therefrom; and a reinforcement sheath, the reinforcement sheath including a plurality of coupling holes therein, wherein the first coupling projections are in first coupling holes of the plurality of coupling holes, and the first coupling projections, together with the first coupling holes, couple the top case with the reinforcement sheath. | 08-06-2015 |
20150249246 | BATTERY PACK - A battery pack is disclosed. In one aspect, the battery pack comprises a unit cell having an upper surface, a protection circuit module electrically connected to the unit cell, and a connector interposed between and electrically connected to the upper surface and the protection circuit module. The connector comprises a body unit and a first lead including a first protrusion unit protruding towards the protection circuit module from a first surface of the body unit. | 09-03-2015 |
20150303529 | RECHARGEABLE BATTERY - A rechargeable battery according to an exemplary embodiment of the present invention includes a case, an electrode assembly received by the case, a cap plate combined with the opening of the case, a protective circuit board electrically connected with a first electrode of the electrode assembly, and a protective device attached on a top surface or side surface of the protective circuit board, electrically connected with a second electrode of the electrode assembly, and electrically connected with the protective circuit board. | 10-22-2015 |
20150311568 | BATTERY PACK - A battery pack includes a battery cell unit including a plurality of terminals for transmitting signals and current; an outer cover covering an upper portion of the battery cell unit to shield the terminals from surrounding factors; a flexible circuit board unit between the outer cover and the battery cell unit and contacting the terminals, the flexible circuit board unit including a first portion extending outward through a side of the outer cover in the first direction, a second portion bent from the first portion and around the edge of the outer cover, and a third portion bent from the second portion in a second direction, the third portion forming an angle with the upper surface of the outer cover; and a fixing part on the outer cover and accommodating the third portion of the flexible circuit board unit. | 10-29-2015 |
Patent application number | Description | Published |
20110183193 | RECHARGEABLE BATTERY - A rechargeable 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 collecting plate electrically coupled to the first electrode plate, the first collecting plate including a fuse reinforcement part having a fuse opening and a reinforcement protrusion protruding from a periphery of the fuse opening; a case housing the electrode assembly and the first collecting plate; and a cap assembly coupled to the case and comprising a cap plate. | 07-28-2011 |
20110183197 | RECHARGEABLE BATTERY - A rechargeable battery includes an electrode assembly; a case housing the electrode assembly; a cap assembly comprising a cap plate that seals the case and has an opening; and a short circuit member including a first short circuit plate extending across the opening, a second short circuit plate spaced from the cap plate and covering the opening, and a third short circuit plate between the first and second short circuit plates. | 07-28-2011 |
20110183198 | RECHARGEABLE BATTERY - A rechargeable battery includes an electrode assembly including a first electrode plate, a second electrode plate, and a separator between the first electrode plate and the second electrode plate; a case housing the electrode assembly; and a cap assembly coupled to the case, wherein the cap assembly includes a cap plate sealing the case and having a short circuit opening; a first short circuit plate installed at the short circuit opening of the cap plate; a second short circuit plate on an exterior of the cap plate and spaced from the cap plate to cover the short circuit opening; and a sealing layer between the second short circuit plate and the cap plate. | 07-28-2011 |
20110189535 | Secondary battery - A secondary battery including a case; an electrode assembly and electrolyte accommodated in the case; an electrode terminal electrically connected to the electrode assembly, the electrode terminal including a terminal body; a cap plate sealing the case, the terminal body penetrating through the cap plate; and a seal gasket surrounding a lower portion of the terminal body, wherein the electrode terminal includes a laterally protruding part on a portion of the terminal body protruding outside the case, and the seal gasket is in close contact with a lower end of the protruding part. | 08-04-2011 |
20110200870 | RECHARGEABLE BATTERY - A rechargeable battery includes a case containing an electrode assembly and an electrolyte solution; a cap plate sealing the case; an electrode terminal electrically coupled to the electrode assembly and extending through the cap plate; and a seal gasket positioned between the electrode terminal and the cap plate, wherein the seal gasket has a beveled edge extending around a circumference of the seal gasket. | 08-18-2011 |
20110244281 | RECHARGEABLE BATTERY - A rechargeable battery including a collector plate having a fuse hole and a fuse protrusion, increasing the reliability of the fuse hole in view of its functionality as a fuse while strengthening a section where the fuse hole is formed, thereby improving safety of the rechargeable battery. A rechargeable battery includes an electrode assembly including a first electrode plate, a second electrode plate, and a separator between the first electrode plate and the second electrode plate; a case containing the electrode assembly; and a collector plate electrically connected to the first electrode plate and including a fuse portion including a fuse hole formed therein and a fuse protrusion extending from a first side of the fuse portion adjacent a first end of the fuse hole. | 10-06-2011 |
20110287311 | Secondary battery - A secondary battery includes a case with an internal space, at least one electrode assembly in the case, the electrode assembly including a separator between a positive electrode plate and a negative electrode plate, a current collector plate coupled to the electrode assembly, the current collector plate including an electrode terminal, a dielectric body with a through-hole on the current collector plate, the electrode terminal of the current collector plate protruding through the through-hole of the dielectric body, a gasket in the through-hole of the dielectric body, and a cap plate coupled to an upper portion of the dielectric body. | 11-24-2011 |
20110294001 | Secondary battery - A secondary battery and an electric vehicle or hybrid electric vehicle, the secondary battery including a case; an electrode terminal coupled to an electrode assembly in the case; a nut fastened with the electrode terminal, the nut having a thread on an inner circumferential surface thereof; a cap plate hermetically sealing the case, the electrode terminal extending through the cap plate; and a seal gasket between the electrode terminal and the cap plate, the seal gasket being compressed by the nut, wherein the electrode terminal includes a flange part below a bottom surface of the cap plate, an insertion part passing through a through-hole of the cap plate, and a fastening part having a thread recess engaged with the thread of the nut, and wherein the nut is rotatably fastened with the fastening part of the electrode terminal, such that a front end of the thread contacts a back end of the thread recess when viewed from a rotation direction of the nut. | 12-01-2011 |
20110300419 | SECONDARY BATTERY - A secondary battery includes an electrode assembly having a first electrode, a second electrode, and a separator located between the first electrode and the second electrode; a first collector plate electrically coupled to the first electrode, wherein the first collector plate has a first fuse hole and includes at least one first reinforcement protrusion having a first reinforcement groove and being spaced from the first fuse hole; a second collector plate electrically coupled to the second electrode; a case housing the electrode assembly, the first collector plate and the second collector plate, the case having an upper opening; and a cap assembly sealing the upper opening of the case. | 12-08-2011 |
20110300435 | Rechargeable battery - A rechargeable battery includes an electrode assembly, the electrode assembly including a first electrode plate, a second electrode plate, and a separator interposed between the first electrode plate and the second electrode plate, a first collector plate, a case in which the electrode assembly is received, a cap plate sealing the case, a first electrode terminal electrically connected to the first electrode plate, the first electrode terminal including a first terminal bolt electrically connected to the first collector plate and passing through the cap plate, and a first terminal nut, the first terminal nut being engaged with the first terminal bolt so as to be riveted thereto. | 12-08-2011 |
20110305929 | SECONDARY BATTERY - A battery includes a housing, the housing including an opening, an electrode assembly, the electrode assembly being disposed in an interior space of the housing, and a short-circuiting member including a first plate and second plate disposed proximate to the first plate, the first plate having an inverting portion and an edge portion, the inverting portion projecting toward an interior space of the housing, the edge portion including a fixed portion that is fixed to a periphery of the opening, and a recess in a surface of the edge portion that faces the interior space, at least a part of the recess overlapping the periphery of the opening. | 12-15-2011 |
20110305943 | SECONDARY BATTERY AND METHOD FOR FABRICATING THE SAME - A secondary battery includes an electrode assembly having a first electrode, a second electrode, and a separator located between the first electrode and the second electrode; a first collector plate electrically coupled to the first electrode; a case housing the electrode assembly and the first collector plate and having an opening; a cap assembly sealing the opening of the case and being electrically coupled to the first collector plate; a first electrode terminal comprising a first electrode terminal plate electrically coupled to the cap assembly; and a second electrode terminal protruding through the cap assembly, electrically coupled to the second electrode and electrically insulated from the cap assembly. | 12-15-2011 |
20110311863 | Secondary battery - A secondary battery, including an electrode assembly including a first electrode, a second electrode, and a first electrode tab and a second electrode tab connected to the first electrode and the second electrode, respectively; a case including a receiving part that receives the electrode assembly, the case having an open side; a cap plate sealing the open side of the case; and a first electrode terminal and a second electrode terminal passing through the cap plate, the first electrode terminal being connected to the first electrode tab, the second electrode terminal being connected to the second electrode tab, the first electrode terminal including a first terminal, a lower terminal plate provided at a top end of the first terminal, and an upper terminal plate provided at a top end of the lower terminal plate, the first electrode tab being connected to a bottom end of the first terminal. | 12-22-2011 |
20120021259 | Rechargeable battery - A rechargeable battery including an electrode assembly; a case accommodating the electrode assembly; a cap plate sealing the case, the cap plate including a vent hole for discharge of gas; and a safety vent at the vent hole, wherein the safety vent includes main groove at a center thereof; and sub groove around the main groove. | 01-26-2012 |
20120021275 | Prismatic type secondary battery including insulation tube - A prismatic type secondary battery including an electrode assembly, the electrode assembly including a first electrode, a second electrode, and a separator between the first and second electrodes; a case accommodating the electrode assembly, the case having an open upper end and at least two pairs of surfaces facing each other; a cap assembly sealing the open upper end of the case; and an insulation tube surrounding a lateral periphery of the case and the cap assembly within a region up to a certain height or greater, the insulation tube including at least one elasticity part at a side thereof. | 01-26-2012 |
20120021278 | TERMINAL OF RECHARGEABLE BATTERY AND METHOD OF MANUFACTURING THE SAME - A rechargeable battery including a case; a cap plate on the case; a terminal post protruding from the cap plate; a terminal plate coupled to the terminal post, wherein the terminal plate includes a body having an opening; and a conductor within the opening and coupled to the body, wherein the conductor substantially surrounds a circumference of the terminal post. | 01-26-2012 |
20120040214 | SECONDARY BATTERY - A battery, including a housing defining an interior space, the housing including a safety vent, the safety vent having a concave shape such that a central portion of the safety vent protrudes toward the space, a region of the safety vent that protrudes farthest toward the space being about midway between peripheral edges of the safety vent. | 02-16-2012 |
20120058388 | TERMINAL AND RECHARGEABLE BATTERY AND METHOD OF ASSEMBLING THE SAME - A terminal of a rechargeable battery includes a collector terminal electrically coupled to an electrode assembly located within a case, wherein the collector terminal protrudes from the case; a terminal plate located outside of the case and coupled to the collector terminal; and a coupling terminal coupled to the terminal plate. | 03-08-2012 |
20120094170 | Rechargeable battery - A rechargeable battery including an electrode assembly, the electrode assembly including a non-coating portion having a front surface, a rear surface, and a side surface; a case accommodating the electrode assembly; a cap plate sealing the case; and a collector electrically connected to the non-coating portion of the electrode assembly, wherein the collector includes a front collector tab welded to the front surface of the non-coating portion and a rear collector tab welded to the rear surface of the non-coating portion, a collector plate electrically connected to the collector tabs, the collector plate being coupled with a bottom surface of the cap plate, and a protrusion protruding perpendicularly from one of the front collector tab or rear collector tab. | 04-19-2012 |
20120100420 | Secondary battery - A secondary battery including an electrode assembly; a terminal electrically connected to the electrode assembly; and a case accommodating the electrode assembly and the terminal, wherein the terminal includes a collecting plate connected to the electrode assembly; a collecting terminal connected to the collecting plate and protruding out of the case; a terminal plate outside of the case, the terminal plate including a terminal through hole at one side thereof and a reinforcement member recess at another side thereof, the collecting terminal passing through the terminal through hole, and a female screw thread being provided to the reinforcement member recess; and a reinforcement member in the reinforcement member recess. | 04-26-2012 |
20120171553 | BATTERY AND BATTERY PACK HAVING THE SAME - A battery includes an electrode assembly having a first electrode plate and a second electrode plate each having an uncoated portion, and a separator located between the first electrode plate and the second electrode plate; a case accommodating the electrode assembly and having an opening; an electrode terminal connected to the electrode assembly and protruding from the case; and a cap assembly comprising a cap plate sealing the opening of the case, wherein the electrode assembly is constructed such that at least one of the uncoated portions of the first and second electrode plates extends along only a portion of the electrode assembly, and wherein the case has a bent portion formed on at least one side to generally correspond to the electrode assembly. | 07-05-2012 |
20120183818 | SECONDARY BATTERY - A secondary battery includes an electrode assembly comprising a first electrode plate, a second electrode plate, and a separator located between the first electrode plate and the second electrode plate; a case accommodating the electrode assembly; and a cap assembly coupled to the case, wherein the cap assembly comprises a cap plate sealing the case and having a short-circuit hole, an inversion plate in the short-circuit hole of the cap plate, a connection plate covering the short-circuit hole of the cap plate, and an insulation layer on the inversion plate or the connection plate. | 07-19-2012 |
20120183841 | SECONDARY BATTERY - A secondary battery includes an electrode assembly including a first electrode plate including a first electrode non-coating portion on which an active material of the first electrode plate is not coated, a second electrode plate including a second electrode non-coating portion on which an active material of the second electrode plate is not coated, and a separator between the first and second electrode plates; a collector electrically connected to an electrode non-coating portion of the first and second electrode non-coating portions, the collector including an insulation part at an insulation region of the collector adjacent the first and second electrode plates; and a case accommodating the electrode assembly and the collector. | 07-19-2012 |
20120208074 | SECONDARY BATTERY - A secondary battery includes an electrode assembly having a first electrode plate, a second electrode plate, and a separator located between the first electrode plate and the second electrode plate; a first collecting plate and a second collecting plate that are electrically connected to the first electrode plate and the second electrode plate, respectively; a case configured to accommodate the electrode assembly, the first collecting plate, and the second collecting plate; and a cap plate configured to close the case to seal the electrode assembly, the first collecting plate and the second collecting plate within the case, wherein reinforcement stepped parts are formed on the cap plate such that a center region of the cap plate has a thickness different from a thickness of peripheral regions of the cap plate. | 08-16-2012 |
20120225342 | SECONDARY BATTERY - A secondary battery includes at least two electrode assemblies, each electrode assembly including a first electrode plate, a separator, and a second electrode plate, a case accommodating the at least two electrode assemblies, electrode terminals electrically connected to the at least two electrode assemblies, a cap plate sealing the case and exposing the electrode terminals to the outside, and at least one insulation member between the at least two electrode assemblies, the insulation member defining a space between the at least two electrode assemblies. | 09-06-2012 |
20120237802 | SECONDARY BATTERY - 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 circuit plate contacts the connecting plate to maintain a short circuit state, so that the fuse part can continually function as a fuse. The secondary battery includes an electrode assembly, a case accommodating the electrode assembly, a cap assembly including a cap plate sealing the case and having a short circuit hole, and a short circuit assembly including a first short circuit plate, a second short circuit plate, and a connecting plate. The first short circuit plate is disposed in the short circuit hole. The second short circuit plate contacts a lower part of the first short circuit plate. The connecting plate is spaced apart from the cap plate and is disposed outside the cap plate to cover the short circuit hole. | 09-20-2012 |
20120263976 | SECONDARY BATTERY - A secondary battery including an electrode assembly including a first electrode, a second electrode, and a separator between the first and second electrodes; a first collecting part electrically connected to the first electrode; a second collecting part electrically connected to the second electrode; a case configured to receive the electrode assembly; a cap assembly including a cap plate configured to seal an opening of the case; and an auxiliary connection part electrically connected between the second collecting part and the cap plate, and the second collecting part includes at least two fuse parts, a first extension part, and a second extension part connected to the second electrode. | 10-18-2012 |
20130004831 | SECONDARY BATTERY - A secondary battery including an electrode assembly, the electrode assembly including a first electrode plate, a second electrode plate, and a separator between the first electrode plate and the second electrode plate; a first collecting plate electrically connected to the first electrode plate, the first collecting plate including a first fuse region; a second collecting plate electrically connected to the second electrode plate, the second collecting plate including a second fuse region; and a case accommodating the electrode assembly, the first collecting plate, and the second collecting plate, wherein a first sectional area of the first fuse region is larger than a second sectional area of the second fuse region. | 01-03-2013 |
20130017420 | RECHARGEABLE BATTERYAANM Byun; SangwonAACI Yongin-siAACO KRAAGP Byun; Sangwon Yongin-si KRAANM Oh; JeongwonAACI Yongin-siAACO KRAAGP Oh; Jeongwon Yongin-si KR - A rechargeable battery including an electrode assembly including a first electrode plate, a second electrode plate, and a separator between the first electrode plate and the second electrode plate; a first collector plate electrically connected to the first electrode plate and including a fuse unit therein; a second collector plate electrically connected to the second electrode plate; and a case housing the electrode assembly, the first collector plate, and the second collector plate, the fuse unit being formed of a first material, and regions of the first collector plate other than the fuse unit being formed of a second material different from the first material. | 01-17-2013 |
20130029191 | RECHARGEABLE BATTERY - A rechargeable battery including an electrode assembly; a case housing the electrode assembly; a cap assembly including a cap plate having a short-circuit hole and sealing an opening of the case; and a short-circuiting member including a short-circuiting plate arranged at the short-circuit hole and a connection plate covering at least a portion of the short-circuit hole at an exterior side, the connection plate being spaced apart from the cap plate and electrically connected to the electrode assembly, and the case and the cap assembly are electrically insulated from the electrode assembly. | 01-31-2013 |
20130115488 | SECONDARY BATTERY - A secondary battery includes an electrode assembly including a first electrode plate, a second electrode plate, and a separator between the first electrode plate and the second electrode plate; a first collector electrically connected to the first electrode plate, the first collector including a fuse part; a case accommodating the electrode assembly and the first collector; a cap plate sealing an opening of the case and electrically connected to the first collector, the cap plate including a short circuit hole, the short circuit hole being adjacent to the fuse part; a first short circuit member in the short circuit hole; and a second short circuit member spaced apart from a top surface of the cap plate and electrically connected to the second electrode plate, at least a portion of the second short circuit overlapping the first short circuit member. | 05-09-2013 |
20130115511 | SECONDARY BATTERY - A secondary battery includes an electrode assembly including a first electrode, a second electrode, and a separator between the first electrode and the second electrode, a case accommodating the electrode assembly, a cap assembly including a cap plate having a first through-hole and coupled to the case and a short-circuiting member electrically coupled to one of the first and second electrodes, and a displacement plate in the first through-hole and spaced from a bottom surface of the short-circuiting member at a first position, and configured to be separated from the first through-hole and to contact the bottom surface of the short-circuiting member at a second position. | 05-09-2013 |
20130136961 | SECONDARY BATTERY - A secondary battery includes an electrode assembly having a first electrode, a second electrode and a separator between the first electrode and the second electrode, a first collector plate having a first connection part connected to the first electrode and a first extension part extending from the first connection part, the first extension part including a fuse part located therein, a case accommodating the electrode assembly, a first electrode terminal penetrating the case and connected to the first extension part, and a sub terminal penetrating the case and electrically connected to the first extension part. The sub terminal is connected to the first extension part between the first connection part and the fuse part. The first electrode terminal is connected to the first extension part between the fuse part and an end of the first extension part. | 05-30-2013 |
20130149570 | RECHARGEABLE SECONDARY BATTERY - A battery, for example, a secondary battery, includes a case, an electrode assembly in the case, a current collector electrically connected with the electrode assembly, a terminal coupled to the current collector, and a first short circuit inducing member electrically coupled to the electrode assembly and to the current collector. The first short circuit inducing member is arranged between the electrode assembly and the case and the first short circuit inducing member includes a first fuse part. | 06-13-2013 |
20130266830 | SECONDARY BATTERY - A secondary battery, including an electrode assembly including a first electrode plate, a second electrode plate, and a separator between the first and second electrode plates, a first collector electrically connected to the first electrode plate, and having a fuse region, a case accommodating the electrode assembly and the first collector, a cap plate coupled with the case, and having a short circuit hole, a first short circuit member in the short circuit hole, a second short circuit member spaced apart from a top surface of the cap plate and facing the first short circuit member, the second short circuit member being electrically connected to the second electrode plate, and an induction member inducing gas generated from inside the case to move to the first short circuit member. | 10-10-2013 |
20130288088 | RECHARGEABLE BATTERY - A rechargeable battery including a collector plate having a fuse hole and a fuse protrusion, increasing the reliability of the fuse hole in view of its functionality as a fuse while strengthening a section where the fuse hole is formed, thereby improving safety of the rechargeable battery. A rechargeable battery includes an electrode assembly including a first electrode plate, a second electrode plate, and a separator between the first electrode plate and the second electrode plate; a case containing the electrode assembly; and a collector plate electrically connected to the first electrode plate and including a fuse portion including a fuse hole formed therein and a fuse protrusion extending from a first side of the fuse portion adjacent a first end of the fuse hole. | 10-31-2013 |
20130295445 | SECONDARY BATTERY - A secondary battery includes an electrode assembly having a first electrode, a second electrode, and a separator located between the first electrode and the second electrode; a first collector plate electrically coupled to the first electrode, wherein the first collector plate has a first fuse hole and includes at least one first reinforcement protrusion having a first reinforcement groove and being spaced from the first fuse hole; a second collector plate electrically coupled to the second electrode; a case housing the electrode assembly, the first collector plate and the second collector plate, the case having an upper opening; and a cap assembly sealing the upper opening of the case. | 11-07-2013 |
20140017565 | RECHARGEABLE BATTERY HAVING CURRENT COLLECTION PLATE WITH PROTRUSION - A rechargeable battery including an electrode assembly including first and second electrode plates, each of which includes an electrode uncoated portion and a separator interposed between the first and second electrode plates, and at least one current collector plate, each current collector plate contacting one of the electrode uncoated portions of the first and second electrode plates, wherein each current collector plate includes a protrusion protruding toward the electrode assembly and having a contact portion contacting one of the electrode uncoated portions, and a slit in the contact portion disposed at a predetermined angle with respect to the direction of the electrode assembly. | 01-16-2014 |
20140079966 | RECHARGEABLE BATTERY - A rechargeable 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 collecting plate electrically coupled to the first electrode plate, the first collecting plate including a fuse reinforcement part having a fuse opening and a reinforcement protrusion protruding from a periphery of the fuse opening; a case housing the electrode assembly and the first collecting plate; and a cap assembly coupled to the case and comprising a cap plate. | 03-20-2014 |
20140205863 | RECHARGEABLE BATTERY - A rechargeable battery, which can improve safety by maintaining a short-circuit state when the internal pressure of the rechargeable battery exceeds a critical pressure due to overcharge (or any other reason). In one embodiment, the rechargeable battery includes an electrode assembly, a case accommodating the electrode assembly, a cap assembly sealing the case and including a cap plate, and a short-circuit member including a first short-circuit plate coupled to the cap plate and a second short-circuit plate on a surface of the first short-circuit plate facing toward the electrode assembly and coupled to the cap plate. | 07-24-2014 |
20140205897 | SECONDARY BATTERY AND ASSEMBLING METHOD THEREOF - A secondary battery including an electrode assembly; a case containing the electrode assembly; a cap plate sealing an opening of the case; a collector terminal electrically connected to the electrode assembly and protruding through the cap plate; a coupling plate on the cap plate; an insulating member on at least one area of the coupling plate; and a terminal plate on the coupling plate and coupled to the collector terminal. | 07-24-2014 |
20140234669 | RECHARGEABLE BATTERY - A rechargeable battery including an electrode assembly including a first and second electrode, and a separator interposed between the first and second electrode; a case receiving the electrode assembly and having a top end opening; a cap assembly sealing the top end opening of the case, the cap assembly including a first terminal part and a second terminal part outwardly protruding; and a first collector plate received inside the case and electrically connecting the first electrode and the first terminal part, wherein the first collector plate includes a first lead part including a first electrode connection part connected to the first electrode, a first terminal connection part connected to the first terminal part, and a first connecting part electrically connecting the first electrode connection part and the first terminal connection part; and a first resin part on the first lead part, the first resin part covering the first connecting part. | 08-21-2014 |
20140234673 | SECONDARY BATTERY - The secondary battery includes an electrode assembly including a first electrode plate, a second electrode plate and a separator interposed between the first electrode plate and the second electrode plate, a case accommodating the electrode assembly, and a first current collector plate electrically connected to the first electrode plate and having a first fuse part formed at its one side, wherein the first fuse part includes at least two fuse holes spaced apart from each other. | 08-21-2014 |
20150111069 | SECONDARY BATTERY MODULE - A secondary battery module includes a plurality of secondary batteries arranged in parallel with each other, each of the plurality of secondary batteries including an electrode assembly, a case accommodating the electrode assembly, first and second electrode terminals electrically coupled to the electrode assembly, and a short circuit member electrically coupled to the first electrode terminal and configured to protrude towards outside of the case when an internal pressure in the case increases, a plurality of first connection members coupling the plurality of secondary batteries to each other in series, and a second connection member having one side facing a short circuit member of one of the plurality of secondary batteries and an other side electrically coupled to a second electrode terminal of a secondary battery arranged at a last position from among the plurality of secondary batteries. | 04-23-2015 |
20150111072 | BATTERY MODULE - A battery module including a plurality of battery cells arranged in a row; a plurality of bus bars connecting the plurality of battery cells in series; and a short circuit member that is mechanically connected to a first battery cell among the plurality of battery cells and that is electrically connected to a second battery cell among the plurality of battery cells. | 04-23-2015 |
20150349320 | SECONDARY BATTERY - According to some embodiments of the present invention, a secondary battery includes: an electrode assembly including a first electrode plate, a second electrode plate, and a separator between the first electrode plate and the second electrode plate; a case accommodating the electrode assembly and including a top opening; a cap plate sealing the top opening of the case and including a short-circuit hole; a first electrode terminal electrically coupled to the first electrode plate and protruding to an upper portion of the cap plate; an inductive element electrically coupled to the first electrode terminal and having self-inductance; a first connection plate electrically coupled to the inductive element and separated from the cap plate; and an inversion plate in the short-circuit hole. | 12-03-2015 |
20160126534 | RECHARGEABLE BATTERY - A rechargeable battery includes fuses inside and outside a cell, thereby improving safety by preventing abnormal breakdown from occurring in the cell due to an electric short circuit. The rechargeable battery includes an electrode assembly including a first electrode plate, a second electrode plate and a separator between the first electrode plate and the second electrode plate, a case accommodating the electrode assembly, and a first electrode terminal and a second electrode terminal electrically connected to the first electrode plate and the second electrode plate and protruding to the outside of the case. One of the first electrode terminal and the second electrode terminal includes a fuse part. | 05-05-2016 |
Patent application number | Description | Published |
20110039136 | RECHARGEABLE BATTERY - A rechargeable battery according to an exemplary embodiment of the present invention includes an electrode assembly, a case containing the electrode assembly, and a cap assembly. The electrode assembly includes a first electrode, a second electrode, and a separator between the first and second electrodes. The cap assembly is coupled to the case. The cap assembly includes a tab that is electrically connected to the first electrode and a deformable plate that is electrically connected to the second electrode. The deformable plate also includes a notch that is opened due to an increase of pressure. The deformable plate deforms as a result of increased pressure and electrically contacts the first tab, short circuiting the rechargeable battery. | 02-17-2011 |
20110081568 | BATTERY MODULE - A battery module including a plurality of rechargeable batteries, and a connector for connecting a first terminal of one of the plurality of rechargeable batteries and including a first material to a second terminal of another one of the plurality of rechargeable batteries and including a second material, wherein the connector includes: a first portion connected to the first terminal and including the first material; and a second portion connected to the second terminal and including the second material, and a welded portion connecting the first portion and the second portion. | 04-07-2011 |
20110081569 | BATTERY MODULE - A battery module includes: a plurality of rechargeable batteries; and a connector for connecting a first terminal of one of the plurality of rechargeable batteries and including a first material, to a second terminal of another one of the plurality of rechargeable batteries and including a second material, wherein welded portions connect the connector to the first terminal and the second terminal, respectively, at least one of the welded portions including a nugget zone including a mixture of the respective materials of the connector and a corresponding one of the first terminal or the second terminal. | 04-07-2011 |
20110104528 | Secondary battery - A secondary battery including an electrode assembly, the electrode assembly including a first electrode plate, a separator, and a second electrode plate; a case, the case accommodating the electrode assembly; a first current collector and a second current collector electrically connected to the first electrode plate and the second electrode plate of the electrode assembly, respectively; and a short inducing member disposed between the first current collector and the second current collector, the short inducing member being configured to electrically short-circuit the first current collector and the second current collector when a shape of the case is changed. | 05-05-2011 |
20110117420 | BUS BAR AND BATTERY MODULE INCLUDING THE SAME - A battery module includes a plurality of secondary batteries, each of the secondary batteries having a first terminal and a second terminal comprising different metals; and a plurality of bus bars, each of the bus bars including a first connecting portion comprising a first metal and connected to the first terminal of one of the secondary batteries, and a first end portion, and a second connecting portion comprising a second metal different from the first metal and connected to the second terminal of another one of the secondary batteries adjacent to the one secondary battery, and a second end portion, wherein the first end portion is connected to the second end portion by a weld. | 05-19-2011 |
20110159353 | BATTERY MODULE - A battery module includes a plurality of battery units, each including an electrode assembly and an electrode terminal electrically connected to the electrode assembly; a bus bar connecting the electrode terminal of a first battery unit of the plurality of battery units and the electrode terminal of a second battery unit of the plurality of battery units; and a position arrangement unit configured to maintain a position of the bus bar relative to the electrode terminals of the first and second battery units. | 06-30-2011 |
20110171516 | RECHARGEABLE BATTERY - A rechargeable battery | 07-14-2011 |
20110200849 | RECHARGEABLE BATTERY - A rechargeable battery includes an electrode assembly comprising a first electrode plate, a second electrode plate, and a separator located between the first and second electrode plates; a case housing the electrode assembly; and at least one short circuit inducing member electrically coupled to the first electrode plate or the second electrode plate of the electrode assembly and adapted to induce a short circuit in the rechargeable battery when the shape of the rechargeable battery is changed. | 08-18-2011 |
20110200865 | SECONDARY BATTERY AND BATTERY MODULE INCLUDING THE SAME - A secondary battery includes an electrode assembly having a first electrode plate, a second electrode plate, and a separator located between the first and second electrode plates, wherein the first electrode plate and the second electrode plate each have a coated portion and a non-coated portion; a case housing the electrode assembly; a first current collector and a second current collector electrically coupled to the electrode assembly; and a retainer coupled to the electrode assembly and to the first current collector to fix the first current collector to the electrode assembly. | 08-18-2011 |
20110223462 | BATTERY MODULE WITH IMPROVED CELL BARRIER BETWEEN UNIT CELLS - A battery module, including a plurality of unit cells and a cell barrier interposed between the unit cells, is provided. The cell barrier includes a body member and a fixing part disposed on the edge of the body member and connected to an adjacent cell barrier while housing a unit cell. | 09-15-2011 |
20110244280 | SECONDARY BATTERY - A secondary battery including an electrode assembly including a first electrode plate, a second electrode plate, and a separator between the first electrode plate and the second electrode plate; a case containing the electrode assembly; an electrode terminal electrically connected to the first electrode plate; a current collector coupled between and electrically connecting the first electrode plate and the electrode terminal, the current collector including a fuse portion; and an insulating unit on the fuse portion of the current collector. | 10-06-2011 |
20110244308 | Secondary battery and a secondary battery module - A secondary battery and a secondary battery module, the secondary battery including an electrode assembly, the electrode assembly including a positive electrode, a negative electrode, and a separator therebetween; a case for accommodating the electrode assembly; a cap plate for sealing the case; and at least one terminal unit, the at least one terminal unit including a multi-metal electrode rivet electrically connected to one of the electrodes of the electrode assembly, the multi-metal electrode rivet including a first part and a second part, and, a rivet terminal, the rivet terminal being electrically connected to the multi-metal electrode rivet; wherein the rivet terminal and the second part are each formed of a second metallic material, the first part is formed of a first metallic material, and the first metallic material is different from the second metallic material. | 10-06-2011 |
20110244309 | Secondary battery and secondary battery module - A secondary battery and a secondary battery module, the secondary battery including an electrode assembly, the electrode assembly including a positive electrode, a negative electrode, and a separator therebetween; a case for accommodating the electrode assembly; a cap plate for sealing the case; and at least one terminal unit, the at least one terminal unit including an electrode rivet electrically connected to one of the electrodes of the electrode assembly and formed of a first metallic material, a rivet terminal formed of a second metallic material, the second metallic material being different from the first metallic material, and a clad unit between the electrode rivet and the rivet terminal. | 10-06-2011 |
20110250491 | Rechargeable battery - A battery includes a case defining an inner space, the case having an inner wall, an electrode assembly in the inner space, the electrode assembly including an uncoated region, a lead tab configured to carry electricity, the lead tab being connected to the uncoated region, and a retainer, the retainer being joined to the lead tab and disposed between the electrode assembly and the inner wall, the retainer having a predetermined thickness. | 10-13-2011 |
20110287286 | Secondary battery - A secondary battery includes a case configured to accommodate an electrode assembly, a safety vent on a first side of the case, and a film unit disposed on the first side of the case, the film unit including a first film unit covering at least a part of the safety vent, the first film unit including a break unit, and a second film unit extending from the first film unit, the second film unit being adhered to the case. | 11-24-2011 |
20110287291 | RECHARGEABLE BATTERY - A rechargeable battery having improved supporting force of a lead tab and fastening force between the lead tab and an electrode terminal. A rechargeable battery according to an exemplary embodiment includes an electrode assembly formed by winding positive and negative electrodes formed at both sides of a separator together with the separator, a case housing the electrode assembly therein, a cap plate sealing an opening at one side of the case, an electrode terminal formed in a terminal hole of the cap plate, and a lead tab connecting the electrode terminal and the electrode assembly in the case. The electrode terminal includes an inner terminal plate formed at an inner side of the cap plate and a main coupling protrusion and a first auxiliary coupling protrusion protruding from the inner terminal plate and respectively coupled to a first fastening hole and a second fastening hole of the lead tab. | 11-24-2011 |
20110287300 | RECHARGEABLE BATTERY AND BATTERY MODULE - A rechargeable battery including an electrode assembly; a case housing the electrode assembly; a first terminal post electrically coupled to an electrode of the electrode assembly; and a first terminal plate including a first plate coupled to the first terminal post and a second plate coupled to the first plate, wherein the first plate and the second plate are made from different materials. | 11-24-2011 |
20110294367 | Electrode terminal and secondary battery including the same - An electrode terminal and a secondary battery including the same, the electrode terminal including a screw member, the screw member including a flange on a lower outer peripheral surface thereof; and a coupling member including an upper portion bent so as to surround at least a part of the flange, and a lower portion bent so as to contact an internal surface of a cap assembly and coupled to the cap assembly. | 12-01-2011 |
20110305928 | Rechargeable battery - A rechargeable battery including an electrode assembly; a terminal; a fuse, the electrode assembly, the terminal, and the fuse being electrically connected to each other; and an insulating blocking member in operative co-operation with the fuse. | 12-15-2011 |
20120021277 | Rechargeable battery - A rechargeable battery including an electrode assembly, the electrode assembly including a separator interposed between a first electrode and a second electrode; a case, the case accommodating the electrode assembly; a cap plate, the cap plate sealing an opening at one end of the case; and electrode terminals, the electrode terminals being electrically connected to the electrode assembly, wherein at least one of the electrode terminals is integrally formed with the cap plate. | 01-26-2012 |
20120040213 | Rechargeable battery - A rechargeable battery including an electrode assembly, the electrode assembly including an anode, a cathode, and a separator therebetween; a case accommodating the electrode assembly, the case having an opening; a cap plate coupled to the opening of the case, the cap plate having a discharge hole; and a vent plate coupled to the discharge hole, wherein the vent plate includes a main notch part corresponding to the discharge hole, and a sub-notch part separated from the main notch part. | 02-16-2012 |
20120064380 | RECHARGEABLE BATTERY - A rechargeable battery including an electrode assembly; a case having an opening and containing the electrode assembly; a cap plate sealing the opening of the case; an electrode terminal electrically connected to the electrode assembly and protruding outside the case; and an insulating member between the electrode assembly and the cap plate and adjacent the electrode terminal, the insulating member including an inclined portion facing the electrode assembly. | 03-15-2012 |
20120064394 | Rechargeable battery - A rechargeable battery includes an electrode assembly; a case having an opening and in which the electrode assembly is installed; a cap plate combined to the opening and sealing the case; at least one electrode terminal electrically connected with the electrode assembly; a lower gasket disposed between the cap plate and the electrode terminal, and having an end portion disposed at a lower portion of the cap plate and including a first inclined side forming an acute angle or obtuse angle with respect to a side of the cap plate; and a lower insulating member provided in the case, and having an end portion disposed adjacent to the end portion of the lower gasket in a lower portion of the cap plate and including a second inclined side forming an acute angle or an obtuse angle with respect to the side of the cap plate. | 03-15-2012 |
20120088146 | RECHARGEABLE BATTERY - A rechargeable battery includes an electrode assembly undergoing charging and discharging, a pressurization holder covering the electrode assembly and fixing the electrode assembly, a positive terminal and a negative terminal electrically connected to the electrode assembly, and a case accommodating the electrode assembly and the pressurization holder in a state in which the positive terminal and the negative terminal protrude from the case. | 04-12-2012 |
20120100419 | Rechargeable battery - A battery including an electrode assembly including a positive electrode, a negative electrode, and a separator therebetween; a case housing the electrode assembly; a cap plate coupled to the case; a collector plate coupled to the electrode assembly; and a terminal coupled to the collector plate and passing through the cap plate, wherein the terminal includes a terminal protrusion and a bottom protrusion, the collector plate includes an electrode region coupled to the electrode assembly and a terminal region coupled to the terminal, the terminal region including a combining hole passing therethrough, the combining hole having a noncircular shape, and the bottom protrusion of the terminal has an interengaging, matching shape relative to the combining hole, passes through the combining hole of the collector plate, and is welded to a lower surface of the collector plate. | 04-26-2012 |
20120141845 | RECHARGEABLE BATTERY - A rechargeable battery having an improved penetration characteristic of an external short-circuit current in an electrode assembly by reducing an external short-circuit current. A rechargeable battery including an electrode assembly including a first electrode, a second electrode, and a separator between the first electrode and the second electrode; a case containing the electrode assembly; a cap plate covering an opening of the case; an electrode terminal protruding outside the case and electrically connected to the second electrode; and a resistance member between and electrically connecting the electrode terminal and the cap plate. | 06-07-2012 |
20120202106 | RECHARGEABLE BATTERY WITH TERMINAL JUNCTION AND PRONG - A rechargeable battery | 08-09-2012 |
20130084471 | RECHARGEABLE BATTERY - A battery includes an electrode assembly including a first electrode and a second electrode, a first electrode terminal, and a first current collecting member electrically connecting the first electrode terminal and a first electrode uncoated region of the first electrode. The first current collecting member includes a first terminal connection region, a side plate extending downwardly from the first terminal connection region towards the first electrode uncoated region, a first current collecting piece extending from the side plate, the first current collecting piece being in contact with the first electrode uncoated region, and a fuse between the side plate and the first current collecting piece. | 04-04-2013 |
20130089773 | Battery Module - A battery module includes a plurality of unit batteries, each including a positive terminal and a negative terminal which protrude outside of each unit battery and which have bent terminal portions, and a connection member which electrically connects the unit batteries with each other and which includes a fixing Plate fixed to the bent terminal portions of adjacent unit batteries by welding so as to improve productivity and provide high stability. | 04-11-2013 |
20130101870 | RECHARGEABLE BATTERY - A rechargeable battery including an electrode assembly including a first electrode, a second electrode, and a separator between the first and second electrodes; a case housing the electrode assembly; a cap plate covering an opening of the case; an electrode terminal extending through the cap plate; a lead tab including a fuse part and connecting the electrode terminal and the electrode assembly; and an auxiliary discharge path between opposite sides of the fuse part and having a second electrical resistance value greater than a first electrical resistance value of the fuse part. | 04-25-2013 |
20130143080 | RECHARGEABLE BATTERY - A rechargeable battery including: an electrode assembly; a case having an opening to receive the electrode assembly; a cap plate covering the opening of the case; a terminal arranged at the cap plate and electrically connected to the electrode assembly; a current collecting member coupled to the electrode assembly and the terminal and including a fuse unit; and a supporting member coupled to the current collecting member and supporting the fuse unit. | 06-06-2013 |
20130196179 | RECHARGEABLE BATTERY - A rechargeable battery includes a case having an interior and an exterior, an electrode assembly having a first electrode and a second electrode, the electrode assembly being disposed in the interior of the case, an electrode terminal, an electrode connection portion, the electrode connection portion being electrically connected to the electrode terminal through a fuse portion, the fuse portion being positioned between and extending between the electrode connection portion and the electrode terminal. | 08-01-2013 |
20130260219 | SECONDARY BATTERY - A secondary battery including an electrode assembly, the electrode assembly including a separator between a positive electrode and a negative electrode; current collectors, the current collectors being electrically connected to the positive electrode and the negative electrode, respectively; a case, the case accommodating the electrode assembly and the current collectors; a cap plate, the cap plate coupled to an opening in the case; and an insulating film, the insulating film insulating the electrode assembly and the electrode collectors from the case, wherein the insulating film includes a protuberance pattern on at least one surface thereof to compensate for vibration of the electrode assembly current collectors with respect to the case. | 10-03-2013 |
20130337306 | RECHARGEABLE BATTERY MODULE - A rechargeable battery module, including unit cells that are adjacent to each other, each of the unit cells being configured as a rechargeable battery and including a first electrode terminal, a second electrode terminal, and a case that is electrically connected to the second electrode terminal, an insulation film on at least one side among all sides of the unit cells, and a conductive member on a side of the insulation film, the conductive member being electrically connected to the first electrode terminal of at least one of the unit cells. | 12-19-2013 |
20140139185 | RECHARGEABLE BATTERY MODULE - A rechargeable battery module includes: a first battery unit including a plurality of first rechargeable batteries having a first electrode terminal that is electrically connected to a first electrode and a second electrode terminal that is electrically connected to a second electrode; a second battery unit that includes at least one second rechargeable battery having a first electrode terminal that is electrically connected to a first electrode and a second electrode terminal that is electrically connected to a second electrode and that is coupled in series to the first battery unit; and a control unit that controls charge and discharge of the first battery unit and the second battery unit. A short circuit member is provided that is electrically connected to the second electrode terminal of the second rechargeable battery and that is electrically connected to the first module terminal by deformation to cause a short circuit. | 05-22-2014 |
20140255740 | SECONDARY BATTERY - A secondary battery includes an electrode assembly, a case having an opening at an upper portion to accommodate the electrode assembly, a cap plate for covering the opening of the case, and a retainer surrounding a corner portion of the electrode assembly, the retainer being disposed between the electrode assembly and a bottom of the case. | 09-11-2014 |
20140272490 | RECHARGEABLE BATTERY - A rechargeable battery includes: an electrode assembly; a case housing the electrode assembly, the case comprising a side wall and having a case opening; a terminal coupled to the electrode assembly; a lead tab coupled between the terminal and the electrode assembly, the lead tab comprising a cell fuse; and a thermal insulation member at a portion of the lead tab adjacent the case opening and another portion of the lead tab adjacent the side wall. | 09-18-2014 |
20140302361 | RECHARGEABLE BATTERY - A rechargeable battery including an electrode assembly including a first surface; a case containing the electrode assembly and an electrolyte solution; a cap plate covering an opening of the case and including a first surface spaced apart in a first direction from and facing the first surface of the electrode assembly; and an electrolyte solution absorption member inside the case and located between the first surface of the electrode assembly and the first surface of the cap plate in the first direction, the electrolyte solution absorption member configured to absorb a portion of the electrolyte solution. | 10-09-2014 |
20140315052 | RECHARGEABLE BATTERY - A rechargeable battery including: an electrode assembly including a negative electrode and a positive electrode; a case receiving the electrode assembly; a terminal electrically connected to the electrode assembly and protruding outside the case; a current collecting member electrically connecting the terminal and the electrode assembly to each other; and an insulating member partially enclosing the current collecting member, and the current collecting member includes a plurality of fuse parts including a first fuse part enclosed by the insulating member, and a second fuse part that is not enclosed by the insulating member and is exposed. | 10-23-2014 |
20140315053 | RECHARGEABLE BATTERY - A rechargeable battery including an electrode assembly that performs a charge and discharge operation; a case that houses the electrode assembly; a cap plate coupled to an opening of the case; an electrode terminal installed in the cap plate; and a lead tab that connects the electrode assembly to the electrode terminal, wherein the lead tab includes a current collecting connection portion that is connected to the electrode assembly; a terminal connection portion that is bent from the current collecting connection portion to be connected to the electrode terminal; and an injection material that embeds the terminal connection portion in which a fuse is formed, and wherein the injection material includes an exposing hole therein, the exposing hole exposing at least one side of the fuse. | 10-23-2014 |
20140315055 | RECHARGEABLE BATTERY - A rechargeable battery including: an electrode assembly; a case accommodating the electrode assembly; a cap plate covering an opening of the case; an electrode terminal on the cap plate; and a lead tab connecting the electrode assembly to the electrode terminal, and including a fuse, the fuse including a plurality of sub-fuses defined along a width of the lead tab by a plurality of through holes formed in the lead tab. | 10-23-2014 |
20140315058 | RECHARGEABLE BATTERY HAVING MINUTE CURRENT TRANSPORTING MEMBER - A rechargeable battery includes an electrode assembly comprising a positive electrode and a negative electrode; a case accommodating the electrode assembly; and a cap assembly combined to the case and electrically connected to the electrode assembly, wherein the cap assembly comprises a first member and a second member that are electrically connected to each other, and a minute current transporting member located between the first member and the second member, the minute current transporting member having a larger resistance than the first member and the second member, and electrically connected to the first member and the second member. | 10-23-2014 |
20140315076 | RECHARGEABLE BATTERY - A rechargeable battery includes an electrode assembly for performing charging and discharging operations, a case accommodating the electrode assembly, a cap plate coupled to an opening of the case, an electrode terminal installed on the cap plate, and a lead tab connecting the electrode assembly to the electrode terminal, the lead tab including a terminal connection part connected to the electrode terminal, and a current-collecting connection part connected to the electrode assembly, the current-collecting connection part including a welding portion connected to the electrode assembly, and an absorption portion separated from the welding portion in a first direction parallel to the cap plate and provided on an outer side of the welding portion. | 10-23-2014 |
20150072222 | RECHARGEABLE BATTERY - A rechargeable battery includes an electrode assembly and a cap plate. The electrode assembly is located in a case of the battery, and the cap plate a cap plate is over an opening of the case. The battery also includes a terminal and a gasket. The terminal includes a plurality of sealing protrusions. The gasket is located between the terminal and cap plate and contacts the plurality of sealing protrusions. Together, the sealing protrusions and gasket establish a barrier which prevents electrolyte solution in the case from reaching and eroding the terminal. | 03-12-2015 |
20150079429 | RECHARGEABLE BATTERY - A rechargeable battery includes: an electrode; a case accommodating the electrode assembly therein; a cap plate closing an opening of the case; a first electrode terminal and a second electrode terminal extending through the cap plate and coupled to the electrode assembly; and an external short-circuiter including a membrane closing and sealing a short-circuit opening in the cap plate and coupled to the second electrode terminal, and a short-circuit tab coupled to the first electrode terminal and separated from the membrane, wherein the cap plate includes a bending inducement groove formed at the second electrode terminal. | 03-19-2015 |
20150079430 | RECHARGEABLE BATTERY - A rechargeable battery includes an electrode assembly; a case accommodating the electrode assembly therein; a cap plate configured to close and seal an opening of the case; first and second electrode terminals extending through the cap plate and electrically coupled to the electrode assembly; and an external short-circuiter configured to electrically isolate or short-circuit the cap plate and the first terminal from or to each other, the cap plate being electrically coupled to the second electrode terminal. The external short-circuiter includes a membrane configured to close and seal a short-circuit opening in the cap plate, a short-circuit tab electrically coupled to the first electrode terminal and located at a side of the membrane, and the short-circuit tab includes a short-circuit protrusion, the short-circuit protrusion being configured to be separated from or short-circuited to the membrane. The membrane and the short-circuit protrusion have substantially the same resistivity. | 03-19-2015 |
20150079446 | RECHARGEABLE BATTERY HAVING PILLAR TERMINAL AND BATTERY MODULE USING THE SAME - A rechargeable battery including a pillar terminal electrically connected to a positive or negative electrode. The pillar terminal includes a first section made of a first metal, a second section made of a second metal, and a third section between the first and second sections. The third section is made of the first metal or the second metal. The third section is welded to the first section and is electroplated to the second section. | 03-19-2015 |
20150079460 | RECHARGEABLE BATTERY - A rechargeable battery includes an electrode assembly to perform charging and discharging, an electrode terminal electrically connected to the electrode assembly, a case that receives the electrode assembly, a cap plate coupled to the case, and an insulation tape including a portion separated into at least two pieces and attached to an external surface of the case, edge portions of the case overlapping at least three sheets of the insulation tape attached to the external surface of the case. | 03-19-2015 |
20150093609 | RECHARGABLE BATTERY - A rechargeable battery includes an electrode assembly for charging and discharging, a case in which the electrode assembly is stored; an electrode terminal electrically connected to the electrode assembly; a current collecting portion that electrically connects the electrode assembly with the electrode terminal, the current collecting portion including a fuse portion; and an insulation portion that insulates the fuse portion, the insulation portion being slidable in response to pressure applied in the fuse portion. | 04-02-2015 |
20150093610 | RECHARGEABLE BATTERY - A rechargeable battery includes an electrode assembly; a case housing the electrode assembly; and an electrode connection assembly electrically coupled to the electrode assembly, the electrode connection assembly including: a terminal; a current collector electrically coupled to the electrode assembly; an insulating member between the terminal and the current collector, wherein a portion of the insulating member is spaced from the terminal and the current collector; and a connection member electrically coupling the terminal and the current collector, the connection member including a fuse part, wherein the portion of the insulating member overlaps with the connection member. | 04-02-2015 |
20150099149 | RECHARGEABLE BATTERY HAVING CONNECTION MEMBER - A rechargeable battery includes: an electrode assembly including a first electrode and a second electrode; a case accommodating the electrode assembly; a cap plate coupled to the case; and a connection member electrically connecting the first electrode and the cap plate, wherein the connection member is configured to be deformed to electrically disconnect the first electrode and the cap plate. | 04-09-2015 |
20150118528 | RECHARGEABLE BATTERY HAVING FUSE UNIT - A rechargeable battery includes: an electrode assembly including first and second electrodes; a case containing the electrode assembly; a cap plate covering an opening of the case; a first terminal protruding outside of the case and electrically coupled to the first electrode; a second terminal protruding outside of the case and electrically coupled to the second electrode; a current collector including first and second fuse units, and electrically coupled to the first electrode, wherein the first fuse unit and the second fuse unit each have a cross-sectional area smaller than a cross-sectional area of an adjacent region and are spaced from each other; and a connector coupled to the current collector between the first fuse unit and the second fuse unit, and adapted to electrically couple the cap plate and the current collector, wherein a resistance of the connector is less than that of the first terminal. | 04-30-2015 |
20150243957 | RECHARGEABLE BATTERY MODULE - A rechargeable battery module includes unit battery cells and a bus bar connecting the unit battery cells in parallel. Each unit battery cell includes a cap plate, a case that accommodates an electrode assembly, lead tabs connected to the electrode assembly, one of the lead tabs including a cell fuse, first and second electrode terminals that penetrate the cap plate and are connected to the lead tabs, and an external short-circuit part including a membrane that seals a short-circuit hole of the cap plate and that is electrically connected to the second electrode terminal and a connection plate that is electrically connected to the first electrode terminal. The bus bar includes two current paths that connect neighboring second electrode terminals through different resistances, one of the two current paths including an external fuse. A resistance of the external fuse is greater than a resistance of the cell fuse. | 08-27-2015 |
20150249241 | RECHARGEABLE BATTERY HAVING TOP INSULATION MEMBER - A rechargeable battery includes an electrode assembly including first and second electrodes; a case accommodating the electrode assembly; a cap plate coupled to the case and having a short-circuit opening formed therein; a first electrode terminal electrically connected to the first electrode; a second electrode terminal electrically connected to the second electrode; a short-circuit member fixed to the cap plate in the short-circuit opening and configured to electrically connect the first electrode and the second electrode to each other; and a top insulation member covering the short-circuit member and having a plurality of air holes formed therein. | 09-03-2015 |
20150280202 | SECONDARY BATTERY - A secondary battery, including an electrode assembly including a first electrode, a second electrode, and a separator between the first and second electrodes; a first lead tab electrically connected to the first electrode; a second lead tab electrically connected to the second electrode; a case accommodating the electrode assembly, the first lead tab, and the second lead tab therein, with an opening in a top of the case; a cap plate closing the opening of the case; and a bottom retainer on a bottom interior of the case, the bottom interior facing the top of the case, the bottom retainer including a non-contact region not in contact with the bottom interior of the case. | 10-01-2015 |
20150280204 | RECHARGEABLE BATTERY HAVING FUSE UNIT - A rechargeable battery includes: an electrode assembly including a first electrode and a second electrode, a case configured to receive the electrode assembly, a first current collecting member including a first fuse unit coupled to the first electrode and having a cross-sectional area that is smaller than a cross-sectional area of a periphery of the first current collecting member, and a second current collecting member including a second fuse unit coupled to the second electrode and having a cross-sectional area that is smaller than a cross-sectional area of a periphery of the second current collecting member, in which the first fuse unit is configured to melt more quickly than the second fuse unit at a first current, and the second fuse unit is configured to melt more quickly than the first fuse unit at a second current that is lower than the first current. | 10-01-2015 |
20150280205 | SECONDARY BATTERY - A secondary battery including an electrode assembly, the electrode assembly including a first electrode, a second electrode, and a separator; a case accommodating the electrode assembly therein; a cell cover sealing the case; and a first terminal unit having one end that is electrically connected to the first electrode of the electrode assembly and having another end extracted to an outside of the case, wherein the first terminal unit includes a first collector in the case and electrically connected to the first electrode of the electrode assembly, the first collector having a fuse area; and an arc cutting block adjacent to the fuse area of the first collector, the arc cutting block being movable to a position previously occupied by the fuse area in the event that the fuse area is cut off, and cutting an arc generation path. | 10-01-2015 |
20150287977 | SECONDARY BATTERY - A secondary battery having improved safety includes an electrode assembly, a case configured to accommodate the electrode assembly, and a cap assembly coupled to the case. The cap assembly includes a cap plate configured to cover the case and defining a short-circuit opening therein, a short-circuit plate exterior to the cap plate and positioned such that at least a portion of the short-circuit plate is positioned in the short-circuit opening, a first deformable plate inside the cap plate, and a cover exterior to the short-circuit plate extending over the short-circuit plate. A space defined between the cover and the first deformable plate has a negative pressure. | 10-08-2015 |
20150295220 | SECONDARY BATTERY - A secondary battery includes an electrode assembly including first and second non-coating portions; a first current collector connected to the first non-coating portion, and a second current collector connected to the second non-coating portion; and a cap assembly including a first terminal connection member connected to a portion of the first current collector, and a second terminal connection member connected to portion of the second current collector, and a terminal connection member of the first and second terminal connection members includes a fuse. | 10-15-2015 |
20150311482 | RECHARGEABLE BATTERY - A rechargeable battery includes an electrode assembly; a case accommodating the electrode assembly; a cap plate coupled to an opening of the case; an electrode terminal connected to the electrode assembly and extending through a terminal hole of the cap plate; and a retainer having first ends contacting the case and located between the electrode assembly and the side wall to support the electrode assembly and the side wall, wherein a thickness of the retainer gradually decreases away from the first ends of the retainer. | 10-29-2015 |
20150340665 | RECHARGEABLE BATTERY - A rechargeable battery includes an electrode assembly in a case, a cap plate sealing an opening of the case, a terminal portion electrically coupled to the electrode assembly, the terminal portion being on the cap plate, and a connecting member extending from the terminal portion and being spaced apart from the cap plate, the connecting member electrically coupling the terminal portion and the cap plate. | 11-26-2015 |
20150340701 | SECONDARY BATTERY - A secondary battery includes a case; an electrode assembly accommodated in the case, and including a first electrode plate, a second electrode plate, and a separator between the first and second electrode plates; a first terminal portion electrically connected to the electrode assembly; and a cap plate configured to cover an opening of the case, and the first terminal portion includes a first electrode terminal passing through the cap plate to protrude upward from a first position of the cap plate, and a first current collector including a first end connected to the first electrode terminal, and a second end connected to the first electrode plate, the first current collector including a plurality of notches. | 11-26-2015 |
20150349317 | RECHARGEABLE BATTERY - A rechargeable battery includes an electrode assembly including a first electrode and a second electrode, electrode terminals electrically coupled to the electrode assembly, a case for accommodating the electrode assembly, and a cap plate installed at an opening of the case to seal the case, the cap plate including terminal holes terminal holes. Each of the electrode terminals includes a rivet terminal at a terminal hole of the cap plate, the rivet terminal being electrically coupled to the electrode assembly, a plate terminal outside of the cap plate, the plate terminal being electrically coupled to the rivet terminal, and a lead terminal that is elongated toward a lateral side of the plate terminal. | 12-03-2015 |
20150349318 | RECHARGEABLE BATTERY - A rechargeable battery includes: an electrode assembly including a first electrode and a second electrode; an electrode terminal configured to be electrically coupled to the electrode assembly; a case configured to accommodate the electrode assembly; and a cap plate mounted at an opening of the case, the cap plate having a terminal hole. The electrode terminal includes: a first terminal at the terminal hole of the cap plate and configured to be electrically coupled to the electrode assembly; a second terminal at an exterior side of the cap plate and configured to be electrically coupled to the first terminal such that the first terminal is exposed to an exterior of the case; and a third terminal on the second terminal and configured to be elastically deformable and electrically coupled to the first terminal through the second terminal. | 12-03-2015 |
20150349384 | RECHARGEABLE BATTERY - A battery includes a case, first and second electrodes in the case, and a switch to change an electrical state of the case between a first state and a second state, when the first state corresponds to an electrically neutral state and the second state corresponds to an electrical polarity of the first electrode. The switch may reciprocally change the electrical state of the case between the first state and the second state. | 12-03-2015 |
20160043379 | RECHARGEABLE BATTERY HAVING SHORT-CIRCUIT PROTRUSION - A rechargeable battery includes: an electrode assembly including a first electrode and a second electrode; a case accommodating the electrode assembly; a first terminal electrically coupled to the first electrode, and a second terminal electrically coupled to the second electrode; a cap plate combined to the case and having a short-circuit hole formed therein; a membrane fixed to the cap plate and arranged in the short-circuit hole, the membrane being deformable to short-circuit the first electrode and the second electrode; and a short-circuit protrusion electrically coupled to the second electrode and arranged above the membrane to protrude theretoward, the short-circuit protrusion being arranged toward a side from a center of the short-circuit hole. | 02-11-2016 |
20160043381 | RECHARGEABLE BATTERY HAVING FUSE - A rechargeable battery includes: an electrode assembly including a first electrode and a second electrode; a case for accommodating the electrode assembly; a first current collector coupled to the first electrode and including a fuse; and a second current collector coupled to the second electrode. First and second blocking members are positioned on the first current collector at a distance from each other with the fuse interposed inbetween and each blocking member includes a nonconductor. | 02-11-2016 |
20160093867 | RECHARGEABLE BATTERY - A rechargeable battery includes a case; an electrode assembly accommodating the case; a cap plate sealing an opening of the case; terminals electrically coupled to the electrode assembly and penetrating the cap plate; terminal plates on the cap plate and coupled to a respective one of the terminals; and a connecting member including a sinuous body located between the cap plate and the terminal plate to electrically couple the cap plate and the terminal plate. | 03-31-2016 |