Did You Know...
...that the Slinky toy was the result of a failed attempt by engineer Richard James to produce an antivibration device for ship instruments? His goal was to develop a spring that would instantaneously counterbalance the wave motion that rocks a ship at sea. Instead, he developed the Slinky.
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| Application No. | Application Title | Issue Date |
| 20120107654 | RECHARGEABLE BATTERY WITH A JELLY ROLL HAVING MULTIPLE THICKNESSES The disclosed embodiments relate to the design of a battery cell with multiple thicknesses. This battery cell includes a jelly roll enclosed in a pouch, wherein the jelly roll includes layers which are wound together, including a cathode with an active coating, a separa... | 05/03/2012 |
| 20120107658 | CABLE-TYPE SECONDARY BATTERY Provided is a cable-type secondary battery including an anode current collector having a horizontal cross section of a predetermined shape and extending longitudinally, an anode active material pattern layer having anode active material patterns spaced away at a predete... | 05/03/2012 |
| 20120107657 | CABLE-TYPE SECONDARY BATTERY Provided is a cable-type secondary battery including an electrode assembly and a cover member surrounding the electrode assembly, the electrode assembly including first and second electrodes of an elongated shape and a separator or an electrolyte layer interposed betwee... | 05/03/2012 |
| 20120107655 | SECONDARY BATTERY A secondary battery comprises: a plurality of cylindrical electrode assemblies, wherein each electrode assembly comprises a positive electrode plate and a negative electrode plate rolled together with a separator interposed between the positive electrode plate and the n... | 05/03/2012 |
| 20120107656 | SEPARATOR FOR BATTERY, AND BATTERY AND METHOD FOR PRODUCING BATTERY INCLUDING THE SAME A separator for a battery includes a porous polymer film having a first surface and a second surface opposite to the first surface, wherein the first surface has openings distributed thereon communicating with pores of the porous polymer film, and the ratio of the total... | 05/03/2012 |
| 20120082877 | CATHODE, METHOD OF PREPARING THE SAME, AND LITHIUM BATTERY INCLUDING THE CATHODE A cathode, a method of forming the cathode and a lithium battery including the cathode. The cathode includes a current collector and a cathode active material layer disposed on the current collector; the cathode active material layer includes a lithium transition metal ... | 04/05/2012 |
| 20120068551 | ELECTRICAL-ENERGY STORAGE DEVICES An electrical-energy storage device configured for use in a time-varying electromagnetic field, the storage device comprising: an electrode at least part of which is configured so as to hinder the ability of eddy currents induced by said field to circulate therein.... | 03/22/2012 |
| 20120070709 | LITHIUM SECONDARY BATTERY The lithium secondary battery obtained by the present invention is a lithium secondary battery provided with a nonaqueous electrolyte and electrode body 80 having a positive electrode and a negative electrode, wherein a positive electrode 10 has a structur... | 03/22/2012 |
| 20120070707 | Cylindrical secondary battery A secondary battery includes an electrode assembly formed by winding two different electrodes and a separator interposed therebetween, a can housing the electrode assembly, a cap assembly at a upper opening of the can; and a gasket interposed between the cap assembly an... | 03/22/2012 |
| 20120070708 | CATHODE ACTIVE MATERIAL, CATHODE AND NONAQUEOUS SECONDARY BATTERY A cathode active material of the present invention is a cathode active material having a composition represented by General Formula (1) below,
| 03/22/2012 |
| 20120052354 | PRISMATIC SEALED SECONDARY BATTERY In a prismatic sealed secondary battery according to an embodiment of the present invention, at least one of positive electrode substrate exposed portions and negative electrode substrate exposed portions of an electrode assembly is split into two groups, and therebetwe... | 03/01/2012 |
| 20120052352 | LOW ASPECT RATIO SPIRAL-BOUND VRLA BATTERY A valve regulated lead-acid (VRLA) battery having a plurality of stacked, interconnected spiral-wound cells. Each cell has a length (L) less than a diameter (D) and each cell has a non-conductive case containing spiral-wound positive and negative plates, a separator bet... | 03/01/2012 |
| 20120052353 | CYLINDRICAL NICKEL-HYDROGEN STORAGE BATTERY The invention is directed to provide a cylindrical nickel-hydrogen storage battery having high discharge power densities both at SOC 50% and at SOC 20%. In an alkaline storage battery according to an embodiment of the invention, a nickel positive electrode formed into a... | 03/01/2012 |
| 20120052349 | Rechargeable battery A rechargeable battery including a plurality of electrode assemblies; a case accommodating the plurality of electrode assemblies, the case having an opening; a cap assembly coupled to the opening to seal the case; one or more electrode terminals electrically connected t... | 03/01/2012 |
| 20120052351 | BATTERY WITH SOAKING PLATE FOR THERMALLY AND ELECTRICALLY CONDUCTIVE CHANNEL, AND CAP ASSEMBLY THEREOF A battery with a soaking plate for a thermally and electrically conductive channel includes a plurality of battery rolls and two cap assemblies. Each of the battery rolls includes a central member and at least one electrode piece. Each of two ends of the central member ... | 03/01/2012 |
| 20120052350 | BATTERY ROLL AND CENTRAL SOAKING MEMBER THEREOF A central soaking member of a battery roll includes a main portion, a first electrode convergence member, a second electrode convergence member, and a connection member. The main portion is formed by a highly thermally conductive material. The first electrode convergenc... | 03/01/2012 |
| 20120045670 | AUXILIARY ELECTRODES FOR ELECTROCHEMICAL CELLS CONTAINING HIGH CAPACITY ACTIVE MATERIALS Provided are novel electrochemical cells that include positive electrodes, negative electrodes containing high capacity active materials such as silicon, and auxiliary electrodes containing lithium. An auxiliary electrode is provided in the cell at least prior to its fo... | 02/23/2012 |
| 20120045674 | JELLY ROLL AND ELECTRODE ASSEMBLY HAVING THE SAME Embodiments of the present invention facilitate a winding process and enable auxiliary current collectors to be securely fixed to a main current collector, thereby minimizing deformation during battery charging and discharging and maintaining sufficient strength. The je... | 02/23/2012 |
| 20120040218 | SINGLE CELL AND POWER BATTERY PACK COMPRISING THE SAME A single cell and a power battery pack comprising the same are provided. The single cell comprises: a shell; a cover board sealing an open end of the shell; an electrode core disposed inside the shell; an electrode terminal extending through the cover board, the electro... | 02/16/2012 |
| 20120034500 | CELL STRUCTURE FOR ELECTROCHEMICAL DEVICES AND METHOD OF MAKING SAME An electrochemical device comprising alternating layers of positive and negative electrodes separated from each other by separator layers. The electrode layers extend beyond the periphery of the separator layers providing superior contact between the electrodes and batt... | 02/09/2012 |
| 20120034505 | ANODE AND LITHIUM BATTERY WITH THE ANODE An anode and a lithium battery comprising the same are disclosed. The anode comprises a current collector, and an anode material coated on or filled within the current collector. The anode material comprises a carbon material and an adhesive, and the adhesive comprises ... | 02/09/2012 |
| 20120034504 | FLAT SECONDARY BATTERY ELECTRODE GROUP, METHOD FOR MANUFACTURING SAME, AND FLAT SECONDARY BATTERY WITH FLAT SECONDARY BATTERY ELECTRODE GROUP Innermost parts (8A, 9A) of bent portions of an electrode group (1) are positioned opposite each other relative to a center line (6).... | 02/09/2012 |
| 20120028088 | PRISMATIC SEALED SECONDARY BATTERY The positive electrode substrate exposed portions or the negative electrode substrate exposed portions, or both, of an electrode assembly is split into two groups, and therebetween is disposed an intermediate member made of a resin material and holding one or more conne... | 02/02/2012 |
| 20120028091 | SECONDARY BATTERY A secondary battery including a wound electrode assembly formed by winding a positive electrode plate having a positive electrode tab fixed thereto, a negative electrode plate having a negative electrode tab fixed thereto, and a separator interposed therebetween, and pr... | 02/02/2012 |
| 20120028092 | AA LITHIUM PRIMARY BATTERY AND AAA LITHIUM PRIMARY BATTERY An AA lithium primary battery includes: an electrode group 4 including a positive electrode 1 containing iron sulfide as a positive electrode active material, and a negative electrode 2 containing lithium as a negative electrode active material whic... | 02/02/2012 |
| 20120028093 | IONIC CONDUCTIVE SIDE-CHAIN-TYPE POLYMER ELECTROLYTE, PRECURSOR THEREOF, AND LITHIUM SECONDARY BATTERY This invention provides a side-chain-type polymer electrolyte exhibiting high ionic conductivity and a lithium secondary battery using the same. Such side-chain-type polymer electrolyte comprises a polymer structural unit represented by formula (1): | 02/02/2012 |
| 20120021265 | NONAQUEOUS SECONDARY BATTERY AND NONAQUEOUS SECONDARY BATTERY PACK In a flat nonaqueous secondary battery, an electrode assembly formed by stacking or winding a positive electrode and a negative electrode with a separator interposed therebetween is sealed in a laminated outer body together with a nonaqueous electrolyte, and a positive ... | 01/26/2012 |
| 20120021264 | LITHIUM-ION BATTERY AND USE THEREOF The lithium-ion battery provided by the present invention has an electrode assembly (30) obtained by superposing and winding together a long continuous positive electrode sheet (32) and negative electrode sheet (34) with a separator (35) inte... | 01/26/2012 |
| 20120021268 | BIPOLAR BATTERY WITH IMPROVED OPERATION A bipolar battery including unit cells fitted with an element including a first electronic conductive support, a second electronic conductive support, an electronic conductive connection connecting the first and the second support, with each support including a first an... | 01/26/2012 |
| 20120021267 | BATTERY The metal foil of the positive electrode 1a or the negative electrode 1b in the power generating element 1 is connected along the connecting plate portion 2b which is folded, twisted, and provided in a protruding conditio... | 01/26/2012 |
| 20120021266 | High Discharge Capacity Lithium Battery A lithium/iron disulfide electrochemical battery cell with a high discharge capacity. The cell has a lithium negative electrode, an iron disulfide positive electrode and a nonaqueous electrolyte. The iron disulfide of the positive electrode has a controlled average part... | 01/26/2012 |
| 20120015226 | POUCH TYPE LITHIUM SECONDARY BATTERY A pouch type lithium secondary battery including a medium- or large-sized battery module includes: a jelly-roll type electrode assembly; a resin-type first packing material that is formed of a two-layer structure having an inner resin layer and an outer resin layer, and... | 01/19/2012 |
| 20120015225 | PRISMATIC SEALED SECONDARY BATTERY AND MANUFACTURING METHOD FOR THE SAME A prismatic sealed secondary battery according to an embodiment of the present invention includes an electrode assembly having stacked or wound positive and negative electrode substrate exposed portions and a pair of collector members electrically joined to the respecti... | 01/19/2012 |
| 20120015223 | BATTERY PACK WITH CELLS OF DIFFERENT CAPACITIES The disclosed embodiments provide a battery pack for use with a portable electronic device. The battery pack includes a first set of cells with different capacities electrically coupled in a parallel configuration. Cells within the first set of cells may also have diffe... | 01/19/2012 |
| 20120015224 | BUTTON CELLS AND METHOD FOR PRODUCING SAME A button cell includes a housing cup and a housing top separated from one another by an electrically insulating seal and which form a housing with a flat bottom area and a flat top area parallel to it and an electrode-separator assembly within the housing including at l... | 01/19/2012 |
| 20120009450 | Electrode assembly and rechargeable battery including the same An electrode assembly and a rechargeable battery including the same, the electrode assembly including a first electrode, a second electrode, and a separator interposed therebetween, wherein the first electrode, the second electrode, and the separator are spiral-wound in... | 01/12/2012 |
| 20120009451 | SECONDARY BATTERY A secondary battery that can easily adjust power by disposing a plurality of jelly-rolls for the secondary battery in a case and connecting electrodes of the jelly-rolls in either electrical series or in electrical parallel, with corresponding welds. The secondary batte... | 01/12/2012 |
| 20120009452 | NONAQUEOUS ELECTROLYTE SECONDARY BATTERY Disclosed is a nonaqueous electrolyte secondary battery wherein the energy density is improved by increasing the range of depth of discharge to be used. Specifically disclosed is a lithium ion secondary battery 20 wherein an electrode group 6 is contained ... | 01/12/2012 |
| 20110318620 | RECHARGEABLE BATTERY A rechargeable battery including an electrode assembly that includes a positive electrode and a negative electrode and a separator and is configured of any one of a winding type and a stacking type and a case receiving the electrode assembly together with an electrolyte... | 12/29/2011 |
| 20110318621 | LITHIUM ION SECONDARY BATTERY AND METHOD FOR PRODUCING THE SAME An electrode assembly (30) is formed by combining a positive electrode plate (14), a separator (15), and a negative electrode plate (18), and the electrode assembly (30) was wound. An insulating member (21) having a hollow porti... | 12/29/2011 |
