Automotive Energy Supply Corporation Patent applications |
Patent application number | Title | Published |
20160133910 | SECONDARY BATTERY - A secondary battery has a flat shape and houses a power generation element together with an electrolyte solution inside an exterior body. A terminal includes: a terminal main body including a nickel plane containing nickel on at least a surface thereof; an anticorrosive layer covering at least a part of the nickel plane that is more on the inside of the exterior body than a held portion; and a resin layer covering at least the held portion of a surface of the anticorrosive layer and having an internal extension portion extending from the held portion to the inside of the exterior body. | 05-12-2016 |
20160072157 | INSPECTION METHOD FOR FILM COVERED BATTERY - A film covered battery ( | 03-10-2016 |
20160072116 | BATTERY UNIT AND BATTERY MODULE HAVING STACKED BATTERY UNITS - A first cell unit ( | 03-10-2016 |
20160033581 | ABNORMALITY DIAGNOSIS DEVICE - An abnormality diagnosis device includes: a measurement unit (cell voltage measurement unit ( | 02-04-2016 |
20150369779 | WELDING STATE INSPECTION METHOD - A welding state inspection method for ultrasonic-welded plate-like members includes the steps of measuring energy that has been transmitted to an anvil when ultrasonic-welding a plurality of plate-like members stacked on the anvil while pressing a horn that vibrates against the plate-like members; and determining a quality of a welding state of the plate-like members on the basis of the energy measured in the measuring step. | 12-24-2015 |
20150311531 | NONAQUEOUS ELECTROLYTE SECONDARY BATTERY - A nonaqueous electrolyte secondary battery includes a power generating element including a positive electrode having a positive electrode active material layer and a negative electrode having a negative electrode active material layer. A main plane having the smaller area, between a main plane of the positive electrode active material layer and a main plane of the negative electrode active material layer, has an approximately rectangular shape with a short side having a length of 132 mm or more. The positive electrode active material layer and the negative electrode active material layer are provided such that the main plane of the positive electrode active material layer and the main plane of the negative electrode active material layer face each other with a separator interposed therebetween, and the positive electrode active material layer contains a binder in an amount of 2 mass % or more and 3.5 mass % or less. | 10-29-2015 |
20150280213 | NONAQUEOUS ELECTROLYTE BATTERY AND METHOD FOR MANUFACTURING THE SAME - A nonaqueous electrolyte battery includes a positive electrode active material layer containing a positive electrode active material. The positive electrode active material contains a lithium manganese composite oxide containing sulfate and/or sulfate ions, and a lithium nickel composite oxide containing lithium hydroxide and a second alkaline compound that is not lithium hydroxide, and, per unit mass of the positive electrode active material, the molar equivalent of the sulfate and/or the sulfate ions in the lithium manganese composite oxide is more than the molar equivalent of the lithium hydroxide in the lithium nickel composite oxide and less than the molar equivalent of the second alkaline compound in the lithium nickel composite oxide. | 10-01-2015 |
20150104699 | NONAQUEOUS ELECTROLYTE SECONDARY BATTERY - A battery subjected to a charging/discharging including at least initial charging is configured such that a power generating element constituting a laminated positive electrode and negative electrode separated by a separator is stored within a covering along with a nonaqueous electrolyte and an additive, the covering is sealed with a terminal leading out of the covering, and a relational expression R | 04-16-2015 |
20150089798 | METHOD OF MANUFACTURING NONAQUEOUS ELECTROLYTE SECONDARY BATTERY - An organic acid included in a nonaqueous electrolyte solution of a secondary battery is reduced. During preparation of a film-covered battery | 04-02-2015 |
20150044567 | LITHIUM-ION SECONDARY CELL - A lithium-ion secondary cell according to the present invention is provided with a positive electrode and a negative electrode. The positive electrode contains a lithium-manganese composite oxide partially substituted by magnesium as a positive electrode active material. The negative electrode contains a graphite coated with amorphous carbon as a negative electrode active material, a carbon black-based conductive aid and a fluororesin-based binding agent. | 02-12-2015 |
20150022228 | CONDUCTIVITY INSPECTION APPARATUS AND CONDUCTIVITY INSPECTION METHOD - At least two needles ( | 01-22-2015 |
20140373344 | METHOD AND DEVICE FOR MANUFACTURING FILM-WRAPPED ELECTRICAL DEVICE - Provided is a method for manufacturing a film-wrapped electrical device, including: a first injection step of depressurizing, to a given pressure lower than atmospheric pressure, the inside of an injection chamber ( | 12-25-2014 |
20140363732 | NONAQUEOUS BATTERY - A nonaqueous battery includes at least one positive electrode plate, at least one negative electrode plate and at least one separator formed of a microporous resin film and laminated between the positive electrode plate and the negative electrode plate. The separator has a square or rectangular shape with four sides, two of which are perpendicular to a machine direction of the microporous resin film and have been subjected to heat and the other two of which are parallel to the machine direction of the microporous resin film and have not been subjected to heat. | 12-11-2014 |
20140361065 | CONVEYOR AND CONVEYING METHOD - A conveyor is provided with a supply roll, a detection device and a brake force applying device. The supply roll is rotatably arranged and is configured to support a belt-shaped cell material for an electrode or a separator to intermittently feeding out the cell material by rotation of the supply roll. The detection device is arranged with respect to the supply roll to detect an amount of the cell material remaining on the supply roll. The brake force applying device operatively coupled to the supply roll to apply brake force to the rotation of the supply roll based on the amount of the cell material detected by the detection device. | 12-11-2014 |
20140356676 | BATTERY CELL STORAGE APPARATUS AND STORAGE APPARATUS TRANSPORT SYSTEM - A battery cell storage apparatus includes a plurality of sheet-formed middle plates, a plurality of middle plate holding members and a fixing member. The plurality of sheet-formed middle plates are aligned so as to store flat cells therebetween. The plurality of middle plate holding members are aligned in a direction of alignment of the sheet-formed middle plates, and each sheet-formed middle plate holding member of the plurality of middle plate holding members holding a respective sheet-formed middle plate of the plurality of sheet-formed middle plates in a direction perpendicular to the direction of alignment. The fixing member is configured to fix the flat cells stored between the sheet-formed middle plates by sandwiching the flat cells together with the sheet-formed middle plates. | 12-04-2014 |
20140353125 | CONVEYOR AND CONVEYING METHOD - A conveyor is provided with a supply roll, a corrective holding part and an additional holding part. The supply roll rotatably supports a belt-shaped cell material for an electrode or a separator. The corrective holding part conveys and holds the cell material fed out from the supply roll while bending a first side surface of the cell material that lies against an outer peripheral side of the supply roll into a concave shape. The additional holding part conveys and holds the cell material while bending a second side surface of the cell material into a concave shape. The holding parts include a curved contact surfaces that contact opposite side surface of the cell material. The curved contact surface of the corrective holding part has a radius of curvature that is less than a radius of curvature of the curved contact surface of the additional holding part. | 12-04-2014 |
20140352138 | BATTERY PRESSING DEVICE AND BATTERY PRESSING METHOD - A battery pressing device for pressing a battery cell, the battery cell including an external casing, an electrolyte, a battery element in which electrodes and a separator are arranged in layers in the external casing, electrode terminals extending out of the external casing from an end of the battery element, and an insulating member for preventing short-circuiting of the electrode terminals attached to the electrode terminals inside the external casing, the battery pressing device includes a pressing member configured to press the battery cell in a layering direction of the battery element over a region so as to avoid pressing the insulating member inside the external casing. | 12-04-2014 |
20140285208 | METHOD FOR INSPECTING BATTERY - A method for inspecting a battery, comprising: a first withstanding voltage determination step of housing an electrode laminate within a package and applying a first voltage between a positive electrode terminal and a negative electrode terminal to perform a first withstanding voltage determination in a state in which an electrolyte solution is not poured in the package; and a second withstanding voltage determination step of applying a second voltage which is higher than the first voltage between the positive electrode terminal or the negative electrode terminal and metallic layers of pair of laminate films to perform a second withstanding voltage determination in the state in which the electrolyte solution is not poured in the package. | 09-25-2014 |
20140246259 | BATTERY PACK FOR DRIVING ELECTRIC VEHICLE - A battery pack ( | 09-04-2014 |
20140205887 | BATTERY AND METHOD FOR MANUFACTURING SAME - A battery comprising an electrode stacked body that includes a plurality of electrodes and a plurality of separators that are alternately stacked; and a film-made cover member that, by joining mutually overlapped peripheral portions of films, constitute a package for hermetically receiving therein the electrode stacked body, in which the plurality of separators include separators that are flat in shape and larger in size and separators that are flat in shape and smaller in size, and the separators that are flat in shape and larger in size project outward from a side of the electrode stacked body and joined to the films of the film-made cover member at a position inside the mutually joined peripheral portions of the film-made cover member. | 07-24-2014 |
20140205886 | STACKED BATTERY AND METHOD OF MANUFACTURING SAME - A stacked battery including two kinds of electrodes | 07-24-2014 |
20140174150 | LEAK DETECTION METHOD OF BATTERY MODULE AND THE BATTERY MODULE - [OBJECT] An object is to inspect leak of a film-sheathed battery | 06-26-2014 |
20130284531 | FILM COVERED BATTERY AND METHOD FOR SCREENING SAME - A film covered battery has a battery element equipped with a plurality of electrode plates laminated via separators, and an exterior film for hermetically sealing the battery element. A cover film is attached to a hollow present in predetermined regions set on a surface of the exterior film. The predetermined regions are regions obtained by removing overlap regions from projected regions obtained by projecting the electrode plates to the surface of the exterior film, the overlap regions being regions where the projected regions overlap with members interposed between the electrode plates at the outermost layers and the exterior film. It is possible to cover the hollow on the surface, without increasing the thickness of the film covered battery. | 10-31-2013 |
20130216892 | SECONDARY BATTERY, METHOD FOR MANUFACTURING SAME, AND HEAT-SEALABLE INSULATING FILM FOR SECONDARY BATTERY. - A secondary battery includes an outer housing and an electrode body including a positive electrode member, separator member and a negative electrode member stacked in this order wherein the positive electrode member and the negative electrode member are formed from a collector and an active material layer formed to cover one end on the collector, an insulating body in which an insulating material that does not exhibit adhesiveness at room temperature is adhered with an adhesive strength of 1 N/15 mm or greater onto the collector constituting the positive electrode member or the negative electrode member, and a peripheral edge of the positive electrode member or the negative electrode member has a cross-sectional surface including the collector and the insulating body. | 08-22-2013 |