Patent application number | Description | Published |
20110135999 | RECHARGEABLE BATTERY - A rechargeable battery includes a case; an electrode assembly housed in the case, wherein the electrode assembly includes a first electrode, a second electrode and a separator between the first electrode and the second electrode; and a support plate between the electrode assembly and the case, the support plate having a first conductive plate electrically coupled to the electrode assembly; wherein an insulation layer is between the first conductive plate and the electrode assembly and wherein an adhesive section is between the insulation layer and the first conductive plate. | 06-09-2011 |
20110136002 | RECHARGEABLE SECONDARY BATTERY HAVING IMPROVED SAFETY AGAINST PUNCTURE AND COLLAPSE - Disclosed is a secondary battery having improved safety against puncture and collapse. The 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 receiving the electrode assembly, a cap plate coupled to the case, and a support plate electrically coupled to the first and second electrodes of the electrode assembly, the support plate being disposed between the electrode assembly and the case. | 06-09-2011 |
20110136004 | RECHARGEABLE BATTERY - A secondary battery includes a case; an electrode assembly housed in the case, wherein the electrode assembly includes a first electrode, a second electrode and a separator between the first and second electrodes, wherein the first electrode has a coating portion coated with an active material and a non-coating portion absent the active material; and a support plate between the electrode assembly and the case, the support plate including a first conductive plate having at least one first tab, wherein the first conductive plate is electrically coupled to the electrode assembly by the at least one first tab such that the at least one first tab covers less than an entire section of the non-coating portion. | 06-09-2011 |
20110183170 | ELECTRODE ASSEMBLY, METHOD OF MANUFACTURING ELECTRODE ASSEMBLY, AND SECONDARY BATTERY INCLUDING ELECTRODE ASSEMBLY - Disclosed are an electrode assembly, a method of manufacturing the electrode assembly, and a secondary battery including the electrode assembly. The electrode assembly includes a first electrode coated with a first active material, a second electrode coated with a second active material, and a separator located between the first and second electrodes for insulating the first electrode from the second electrode. The first and second electrodes and the separator are wound into a jelly-roll. At least one of the first and second electrodes includes a non-coated portion where an active material is not coated on a roll-starting end or a roll-finishing end of the at least one of the first and second electrodes, the non-coated portion is located at a region of a first side surface or a second side surface of the at least one electrode, and the region having the non-coated portion does not face an electrode having a different polarity from the at least one of the first and second electrodes with the separator interposed therebetween. | 07-28-2011 |
20110183191 | Secondary battery - A secondary battery including a case providing an inner space; at least one electrode assembly, the at least one electrode assembly including a stacked and wound positive electrode plate, negative electrode plate, and separator between the positive electrode plate and the negative electrode plate, and being disposed within the case and including a non-coating portion on an end thereof; a collector plate including alternately arranged crests and troughs, the non-coating portion of the electrode assembly being disposed on the crests and the crests being welded to the non-coating portion; a collector terminal coupled to one end of the collector plate, the collector terminal protruding upwardly from the case; and a cap plate on an upper portion of the case, the cap plate sealing the case. | 07-28-2011 |
20110287309 | Secondary battery - A secondary battery includes a case including 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, and the positive and negative electrode plates including uncoated portions at edges of the electrode assembly, at least one current collector piece coupled to the uncoated portions of the electrode assembly, the at least one current collector piece being inserted into an interior region of the uncoated portions, a current collector terminal coupled to the current collector piece and protruding to an upper portion of the case, and a cap plate coupled to the upper portion of the case. | 11-24-2011 |
20110300436 | Secondary battery - A secondary battery including a case having an internal space; an electrode assembly in the case, the electrode assembly including a positive electrode, a negative electrode, a separator between the positive electrode and the negative electrode, and a non-coating portion; a collector plate, the collector plate including a plate section and a protrusion extending from the plate section, the protrusion being inserted into and coupled to the non-coating portion; a collector terminal coupled to one end of the collector plate, the collector terminal protruding upwardly from the case; and a cap plate coupled to a top end of the case and sealing the case. | 12-08-2011 |
20140106205 | SECONDARY BATTERY - A secondary battery includes: a case; an electrode assembly housed in the case and including a first electrode, a second electrode, and a separator between the first electrode and the second electrode, the first electrode having a coating portion coated with a first active material and a non-coating portion absent the first active material; and a collector plate including first and second collector plates enmeshed together with the non-coating portion therebetween. | 04-17-2014 |