| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 429407000 | Having means for directing oxidant flow | 29 |
| 20100143808 | FUEL CELL - A fuel cell has a porous fuel gas passage formed of a porous metal disposed within an anode-side outer frame plate, a porous coolant passage formed of a porous metal within an intermediate outer frame plate, and a porous oxidizer gas passage formed of a porous metal within a cathode-side outer frame plate. The porous fuel gas passage and the porous coolant passage are partitioned by a metal film, and the porous body oxidizer gas passage and the porous body coolant passage are partitioned by a metal film. The outer dimensions of the porous fuel gas passage and the porous oxidizer gas passage are smaller than those of the metal films. | 06-10-2010 |
| 20100151336 | AIR BATTERY SYSTEM - A main object of the present invention is to provide an air battery system which can restrain the internal resistance caused by the shortage of liquid electrolyte from increasing and which can carry out a high-rate discharge. The present invention resolves the above-mentioned object by providing an air battery system comprising: an air battery cell which contains an air cathode, an anode, and a separator; and an oxygen gas supply means for supplying an oxygen gas by bubbling to a liquid electrolyte, characterized in that the air cathode further contains an air cathode layer containing a conductive material, and an air cathode current collector for collecting current of the air cathode layer; the anode further contains an anode layer containing an anode active material which stores and releases a metal ion, and an anode current collector for collecting current of the anode layer; and the separator is provided between the air cathode layer and the anode layer, and characterized in that the air cathode layer and the anode layer are constantly filled with the liquid electrolyte at a time of a change in a volume of the electrode caused by a discharge or a discharge and charge. | 06-17-2010 |
| 20110143227 | Metal Oxygen Battery Containing Oxygen Storage Materials - A battery system includes a metal oxygen battery. The metal oxygen battery includes a first electrode and a second electrode. The second electrode includes a metal material (M). The metal oxygen battery is in communication with an oxygen storage material. In certain instances, the oxygen storage material is contained within an oxygen containment unit. The metal oxygen battery and the oxygen containment unit may be in a closed-loop with respect to each other. The battery system further includes a conduit for providing fluid communication from one of the metal oxygen battery and the oxygen containment unit to the other of the metal oxygen battery and the oxygen containment unit. | 06-16-2011 |
| 20110143228 | Metal Oxygen Battery Containing Oxygen Storage Materials - In one aspect of the present invention, a battery system is disclosed. In one embodiment, the battery system includes a metal oxygen battery (MOB) having a first electrode and second electrode. The second electrode includes a metal material. The battery system also includes an oxygen storage material disposed within the metal oxygen battery. In another embodiment, the oxygen storage material is on oxygen communication with the first electrode. | 06-16-2011 |
| 20110212369 | PRESSING-TYPE CYLINDRICAL METAL AIR BATTERY - The present invention relates to a metal air battery for improving storage performance. The present invention provides a pressing-type cylindrical metal air battery which comprises: an external case which is formed in a cylindrical shape, and has a cathode terminal on one side and an anode terminal hole on the other side; an internal case which is formed in a cylindrical shape and coaxially inserted into the inside of the external case, has an anode terminal that is inserted into or extracted from the inside or the outside of the anode terminal hole on one side, and has an air inflow hole on the surface of a wall so that air can flow into the air inflow hole; and an elastic sealing means which is formed on the one side of the internal case, enables the air to flow into the anode terminal hole by elastically pressurizing the anode terminal when a battery is inserted into a battery compartment, and seals the anode terminal hole by elastically restoring the anode terminal again if the battery is separated from the battery compartment. Because the invention has a double structure comprised of the external case and the internal case, the air inflow hole of the internal case can be opened to or sealed from the outside when the battery is inserted into or separated from the battery compartment, thereby easily blocking the inflow of the air if the battery is not in use. Consequently, the present invention has the advantage of improving the storage performance by reducing natural discharge of the battery. | 09-01-2011 |
| 20110287329 | AIR BATTERY - The present invention provides an air battery which is capable of detecting entering of water at an early point. The air battery comprising: a power section which comprises an air electrode to which an oxygen-containing gas is supplied, an anode containing an alkali metal, and an electrolyte layer containing an electrolyte for conducting ion between the air electrode and the anode; and a housing incorporating the power section, a hydrogen-detecting means being provided in the housing. | 11-24-2011 |
| 20120040255 | Hazard Mitigation Through Gas Flow Communication Between Battery Packs - A system and method for mitigating the effects of a thermal event within a non-metal-air battery pack is provided in which the hot gas and material generated during the event is directed into the metal-air cells of a metal-air battery pack. The metal-air cells provide a large thermal mass for absorbing at least a portion of the thermal energy generated during the event before it is released to the ambient environment. As a result, the risks to vehicle passengers, bystanders, first responders and property are limited. | 02-16-2012 |
| 20120058402 | AIR BATTERY - The present invention provides an air battery which can maintain a good performance and inhibit ingress of water into the housing. An air battery comprising: a power section which comprises: an air electrode, an anode containing an alkali metal, and an electrolyte layer conducting ions between the air electrode and the anode; an oxygen-containing solvent showing both hydrophobic nature and oxygen solubility; a housing being configured to incorporate the power section and the oxygen-containing solvent; and an oxygen supply portion being configured to supply oxygen gas to the oxygen-containing solvent, the oxygen-containing solvent being arranged between the oxygen supply portion and the electrolyte layer. | 03-08-2012 |
| 20120164545 | Battery Having an Air Manager with a Moving Plate Valve - A gas consuming battery is provided with an air regulating system for regulating the flow of air into the battery. The air regulating system includes a valve having a moving plate disposed adjacent to another plate. The moving plate and the other plate can both have apertures therethrough that at least partially align in an open valve and are misaligned in a closed valve. The air regulating system can also include an actuator for moving the moving plate to open and close the valve. A sealing medium including a fluid containment layer and a fluid partially contained therein is disposed between the moving and fixed plates to enhance valve operation and sealing effectiveness. The fluid containment layer includes a porous material, and the fluid has a maximum wicking height, that is equal to or greater than a maximum interfacial dimension between the valve plates. | 06-28-2012 |
| 20130115532 | INTERNAL CONVECTION CELL - An electrochemical cell includes a permeable fuel electrode configured to support a metal fuel thereon, and an oxidant reduction electrode spaced from the fuel electrode. An ionically conductive medium is provided for conducting ions between the fuel and oxidant reduction electrodes, to support electrochemical reactions at the fuel and oxidant reduction electrodes. A charging electrode is also included, selected from the group consisting of (a) the oxidant reduction electrode, (b) a separate charging electrode spaced from the fuel and oxidant reduction electrodes, and (c) a portion of the permeable fuel electrode. The charging electrode is configured to evolve gaseous oxygen bubbles that generate a flow of the ionically conductive medium. One or more flow diverters are also provided in the electrochemical cell, and configured to direct the flow of the ionically conductive medium at least partially through the permeable fuel electrode. | 05-09-2013 |
| 20130224610 | Electrolyte Replenishing System And Method - A battery system includes a battery including an anode, a cathode, and a liquid electrolyte; and a conduit communicating to the battery an electrolyte liquid having an electrolyte salt density lower than an electrolyte salt density of the liquid electrolyte. The electrolyte may be non-aqueous. The electrolyte may be volatile. | 08-29-2013 |
| 20130273444 | Hazard Mitigation Within a Battery Pack Using Metal-Air Cells - A system and method for mitigating the effects of a thermal event within a battery pack is provided in which the hot gas and material generated during the thermal runaway of at least one non-metal-air cell of a plurality of non-metal-air cells is directed through one or more metal-air cells, the metal-air cells absorbing at least a portion of the thermal energy generated during the event before it is released to the ambient environment. As a result, the risks to vehicle passengers, bystanders, first responders and property are limited. | 10-17-2013 |
| 20130344402 | MULTICAPABILITY PRINTED MICROACTUATORS WITH FUEL AND OXIDIZER CONTROL DEVICE GROUP - The invention proposes resealable, electrically responsive, microvalves in conjunction with a battery of cells, a case containing a battery, or a cell with an oxygen diffusion layer in order to increase the current supplying capability of small fuel cells and batteries by providing a metal, semiconductor or polymer barrier membrane containing metal oxides or other advantageous materials to allow increased fuel or oxygen diffusion into the fuel or oxygen depolarized cell or battery. | 12-26-2013 |
| 20130344403 | Metal/Air Battery with Gas Driven Mixing - In one embodiment, a metal/air battery includes a negative electrode, a positive electrode, a protection layer located between the negative electrode and the positive electrode, and a liquid phase electrolyte within the positive electrode, wherein the positive electrode is arranged to induce convection of the electrolyte by movement of a gas phase of oxygen within the positive electrode. | 12-26-2013 |
| 20140106242 | OXYGEN PLENUM CONFIGURATIONS OF COMPONENTS IN LOW COST PLANAR RECHARGEABLE OXIDE-ION BATTERY (ROB) CELLS AND STACKS - An ROB stack ( | 04-17-2014 |
| 20140141343 | POLYMERIC COMPOUND, OXYGEN PERMEABLE MEMBRANE, OXYGEN PERMEABLE COMPOSITE, ELECTROCHEMICAL DEVICE - A polymeric compound having a backbone structure including an addition product of a (meth)acrylate compound and a nucleophile of a cobalt porphyrin complex including a tetraphenylporphyrin derivative represented by Formula 1 coordinated to a cobalt metal, | 05-22-2014 |
| 20140170509 | ARMOURING MATERIAL FOR AIR SECONDARY BATTERY, PRODUCTION METHOD OF ARMOURING MATERIAL FOR AIR SECONDARY BATTERY, AND SECONDARY BATTERY - An armouring material for use in an air secondary battery, including:
| 06-19-2014 |
| 20140242476 | OPERATING BATTERY STACK SYSTEM PERFORMANCE BY ALTERNATING THE FLOW OF HEAT CARRYING FLUID USED THEREIN - What is provided is an operating battery stack system ( | 08-28-2014 |
| 20140295299 | NONAQUEOUS ELECTROLYTE AIR BATTERY - A nonaqueous electrolyte air battery has a positive electrode comprises at least a catalyst which activates oxygen, a conductive material and a binder, when a thermal decomposition starting temperature of the binder is T1° C. and a thermal decomposition ending temperature of the binder is T2° C. A signal with any of mass numbers of 81, 100, 132 and 200 is present in pyrolysis mass spectrometry of the binder in a range of T1° C. to T2° C. Where a mass spectrum signal area of T1-100° C. or higher and lower than T1° C. is X, and a mass spectrum signal area from T1° C. to T2° C. is Y, the X and Y satisfy a relation of X≦Y. | 10-02-2014 |
| 20140342250 | AIR CELL AND ASSEMBLED BATTERY USING THE SAME - An air cell includes a positive electrode layer, an electrolyte layer stacked on the positive electrode layer, a negative electrode layer stacked on the electrolyte layer and an electroconductive liquid-tight ventilation layer stacked on the positive electrode layer, the electroconductive liquid-tight ventilation layer being positioned on the opposite side of the positive electrode from the electrolyte layer. The assembled battery is provided with a plurality of the air cells described above. The assembled battery is provided with a flow path through which oxygen-containing gas flows interposed between the electrically-conductive liquid-tight ventilation layer of a first air cell and the negative electrode layer of a second air cell adjacent to the first air cell. The first air cell is electrically connected to the negative electrode layer of the second air cell via the electrically-conductive liquid-tight ventilation layer. | 11-20-2014 |
| 20150010834 | STACK FOR AN ELECTRICAL ENERGY ACCUMULATOR - A stack for an electrical energy accumulator is provided having at least one storage cell, which in turn has a storage electrode and an air electrode that is connected to an air supply device, the air supply device having an air distribution plate, wherein the stack also has a water vapour supply device which is in contact with the storage electrode and the air distribution plate has at least one element of the water vapour supply device. | 01-08-2015 |
| 20150037693 | AIR BATTERY AND BATTERY PACK USING SAME - An air battery for use by being stacked in a battery pack has a cathode constituting member and an anode material adapted such that at least a part of the anode material is brought into direct contact with a cathode constituting member of another air battery. In this configuration, it is possible to eliminate the need to use an anode cap for sealing on the anode side and thereby possible to achieve not only reduction in weight and size but also reduction in cost. | 02-05-2015 |
| 20150099198 | AIR CELL - An air battery has a cathode layer, an anode layer and an electrolyte layer interposed between the cathode and anode layers. At least one of the cathode and anode layers has a passage forming member such that, when the air battery is adjacently stacked to another air battery, the passage forming member is situated between the air battery and the adjacent air battery so as to form an air passage to cathode layer. The passage forming member has conductivity and the ability to be elastically deformed according to expansion of the electrolyte layer. It is possible by this structure to, when there occurs increase in internal resistance due to expansion of the electrolyte layer, compensate such increase in internal resistance by decrease in contact resistance, maintain the cross-sectional area of the air passage at a predetermined size and prevent decrease in the output of the air battery. | 04-09-2015 |
| 20150118585 | ELECTRONIC DEVICE WITH UNCONTAINED AIR BREATHING BATTERY - A portable electronics device includes a case, an electrical plane disposed within the case, and a laminated self-supporting uncontained air breathing membrane electrode assembly (MEA). The MEA includes an air positive electrode, a metal negative electrode, and a solid electrolyte in ionic communication with the electrodes. This arrangement, in certain circumstances, does not require a dedicated casing to surround the MEA—reducing a thickness of the device. | 04-30-2015 |
| 20150132670 | AIR CELL CARTRIDGE AND AIR CELL SYSTEM - An object is to prevent leakage of an electrolysis solution and reduce pressure loss. All air cell cartridge includes a plurality of air cells each including a positive electrode material, a negative electrode material and an electrolysis solution layer holding an electrolysis solution and interposed between the positive electrode material and the negative electrode material and each being provided with an air flow path through which air passes so as to come into contact with the positive electrode material, wherein a leakage prevention material (S) is provided to absorb the electrolysis solution leaked from the electrolysis solution layer and swell so as to block up the air flow path ( | 05-14-2015 |
| 20150340748 | ELECTRICAL ENERGY STORE - A storage cell has an air electrode, connected to an air supply device, and a storage device. Channels for receiving a storage medium rest on the storage electrode. In addition, partition walls for partitioning off the channels with respect to one another are provided. The partition walls have a recess in the region of the storage electrode. This recess serves the purpose of spacing apart the storage medium from the storage electrode. | 11-26-2015 |
| 20160064740 | GAS VENT FOR ELECTOCHEMICAL CELL - An electrochemical cell system is configured to utilize an ionically conductive medium flowing through a plurality of electrochemical cells. One or more gas vents are provided along a flow path for the ionically conductive medium, so as to permit gasses that evolve in the ionically conductive medium during charging or discharging to vent outside the cell system, while constraining the ionically conductive medium within the flow path of the electrochemical cell system. | 03-03-2016 |
| 20160064786 | METAL-AIR BATTERY HAVING AIR PURIFICATION MODULE AND METHOD OF OPERATING THE METAL-AIR BATTERY - A metal-air battery including: a battery cell module for generating electricity by oxidizing a metal and reducing oxygen; and an air purification module in fluid communication with the battery cell module for purifying air, wherein a first portion of the air purification module is configured to supply purified air to the battery cell module, and a second portion of the air purification module is configured to receive air discharged from the battery cell module. | 03-03-2016 |
| 20160079614 | METAL-AIR BATTERY - A metal-air battery includes first and second cells, each cell including a negative electrode metal layer, a negative electrode electrolytic film, a positive electrode layer configured to use oxygen as an active material, and a gas diffusion layer, wherein the negative electrode metal layer, the negative electrode electrolytic film, the positive electrode layer, and the gas diffusion layer are sequentially disposed, wherein each cell has an open surface through which at least a portion of the gas diffusion layer is in fluid communication with, outside air, wherein the first and second cells contact each other, and wherein a direction of a first open surface of the first cell is different from a direction of a second open surface of the second cell. | 03-17-2016 |
