Patents Examined by Milton I Cano
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Patent number: 11532824Abstract: Energy storage devices, battery cells, and batteries of the present technology may include a first cell and a second cell disposed adjacent the first cell. The devices may include a stacked current collector coupled between the first cell and the second cell. The current collector may include a grid or matrix, and may include a combination of conductive and insulative materials.Type: GrantFiled: February 12, 2019Date of Patent: December 20, 2022Assignee: Apple Inc.Inventors: Andrew C. Chu, Christopher T. Campbell, Qingcheng Zeng, Kenzo Nagai, Isaac S. Harper, Donald G. Dafoe
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Patent number: 11502360Abstract: A battery housing for a traction battery may include a first housing part and a second housing part fixed removably to each other. Battery modules of the traction battery may be fixable on the first housing part. The housing may also include a reinforcing structure having a plurality of reinforcing ribs reinforcing the first housing part, and a ducted structure with a plurality of coolant ducts for a coolant fixed on the first housing part. The plurality of coolant ducts may each be connectable to a respective temperature-control unit of a battery module in a coolant-conducting fashion. At least one of the coolant ducts may be at least partially embedded in one of the reinforcing ribs.Type: GrantFiled: September 5, 2018Date of Patent: November 15, 2022Inventors: Ingo Haeusler, Ruediger Knauss, Peter Nowak, Karl-Ulrich Schmid-Walderich
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Patent number: 11489229Abstract: A battery venting system having a battery module containing a plurality of pouch cells. The battery module also includes a vent port. The battery venting system also including a vent outlet disposed on the surface of an aircraft fuselage. The battery venting system further including a vent conduit fluidly connecting the vent port of the battery module to the vent outlet. The vent conduit is configured to carry battery ejecta from the battery module, from the vent port to the vent outlet. The vent conduit includes at least a cooling fin disposed on an interior wall of the vent conduit and extending into the vent conduit, the at least a cooling fin configured to dissipate heat from the battery ejecta, when the battery ejecta is in the vent conduit.Type: GrantFiled: December 28, 2021Date of Patent: November 1, 2022Assignee: BETA AIR, LLCInventors: Tyler John Skroski, Stuart Denson Schreiber
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Patent number: 11482712Abstract: A catalyst for a fuel cell anode comprises an alloy of Pd and at least two other transition metals, at least one of which which binds to hydrogen and/or carbon monoxide at least as strongly as Pd does. Suitable transition metals which bind more strongly are Co, W, Ti, V, Cr, Fe, Mo, Nb, Hf, Ta, Zr and Re. PdCoW is the most preferred alloy. The catalyst is used on the anode of a hydrogen oxidising fuel cell, such as a PEMFC to catalyse the hydrogen oxidation reaction.Type: GrantFiled: January 26, 2018Date of Patent: October 25, 2022Assignee: Ilika Technologies, Ltd.Inventors: Brian Elliott Hayden, Jonathan Conrad Davies, Laura Jane Offin
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Patent number: 11462758Abstract: A fuel cell system includes: a first fuel cell; a second fuel cell having a greater maximum power output than a maximum power output of the first fuel cell; and a controller configured to cause the first fuel cell to generate greater electric power greater than the second fuel cell when the requested power is smaller than a first threshold, cause the second fuel cell to generate greater electric power than the first fuel cell when the requested power is a second threshold, which is the first threshold or greater, or greater and is smaller than a third threshold that is greater than the second threshold and is greater than 50% of a sum of the maximum power outputs of the first and second fuel cells, and cause both the first and second fuel cells to generate electric power when the requested power is the third threshold or greater.Type: GrantFiled: August 16, 2019Date of Patent: October 4, 2022Assignee: Toyota Jidosha Kabushiki KaishaInventor: Masayuki Ito
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Patent number: 11462803Abstract: A composite separator includes: a porous substrate; and a composite electrolyte on a surface of the porous substrate, the composite electrolyte including block copolymer, an ionic liquid, and a particle, wherein a size of the particle is larger than a pore size of the porous substrate, the particle includes an organic particle, an inorganic particle, an organic-inorganic particle, or a combination thereof, and the particle has a particle size of greater than about 1 micrometer to about 100 micrometers.Type: GrantFiled: November 28, 2018Date of Patent: October 4, 2022Assignees: SAMSUNG ELECTRONICS CO., LTD., SAMSUNG SDI CO., LTD.Inventors: Saebom Ryu, Yonggun Lee, Toshinori Sugimoto, Dongmin Im, Wonseok Chang
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Patent number: 11462787Abstract: Embodiments of the present application provide an electrode assembly package structure, comprising a package side and a sealing side extending along the length of the electrode assembly package structure, wherein the sealing side includes a first sealing segment that abuts the package side and a second sealing segment that is between the package side and the first sealing segment. The purpose of the present application is to provide an electrode assembly package structure capable of reducing the influence of the sealing side on the length of the package structure and improving the space utilization in the length direction.Type: GrantFiled: September 18, 2018Date of Patent: October 4, 2022Assignee: NINGDE AMPEREX TECHNOLOGY LIMITEDInventor: Jing Jiang
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Patent number: 11450913Abstract: A battery pack including a plurality of battery modules; a tray including an interior space where the plurality of battery modules are positioned; a plurality of beam frames traversing an upper surface of the tray to partition spaces where the plurality of battery modules are positioned; and a plurality of heatsinks having a hollow structure through which a coolant flows, wherein each heatsink is coupled to a part of a respective one of the plurality of beam frames and faces a side surface of a respective one of the plurality of battery modules, at least one drainage hole is provided at the tray and at least one drainage hole is provided at the beam frame, and the at least one drainage hole of the tray and the at least one drainage hole of the beam frame are provided below the heatsink.Type: GrantFiled: March 26, 2018Date of Patent: September 20, 2022Assignee: LG ENERGY SOLUTION, LTD.Inventors: Sung-Won Seo, Jeong-O Mun, Yoon-Koo Lee, Ho-June Chi, Dal-Mo Kang
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Patent number: 11444359Abstract: A composite battery cell includes a plurality of electricity supply elements connected to each other in series/parallel to form the electricity supply element groups. The electricity supply element groups are connected to each other in parallel/series and packed to form the battery cell with high capacity and high voltage. Each electricity supply element is an independent module and the electrolyte system does not circulate therebetween. There only have charges transferred rather than electrochemical reactions between the adjacent electricity supply elements. Therefore, the electrolyte decomposition would not occur result from the high voltage caused by connecting in series. Both series and parallel connection are made within the package of the battery cell to achieve high capacity and high voltage.Type: GrantFiled: September 19, 2018Date of Patent: September 13, 2022Assignees: PROLOGIUM TECHNOLOGY CO., LTD., PROLOGIUM HOLDING INC.Inventor: Szu-Nan Yang
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Patent number: 11437651Abstract: The present disclosure relates to a stacked electrode assembly and a flexible rechargeable battery including the same, including a first electrode, a second electrode stacked on one surface or both surfaces of the first electrode, and a separator disposed between the first electrode and the second electrode, wherein the separator has a continuous sheet shape, is bent in a first direction to surround the first electrode and in a second direction as an opposite direction to the first direction to surround the second electrode, and a bending end region of the separator includes a plurality of patterns.Type: GrantFiled: September 5, 2017Date of Patent: September 6, 2022Assignee: Samsung SDI Co., Ltd.Inventors: Hyeri Eom, Jeongdoo Yi, Juhee Sohn, Da-Un Han
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Patent number: 11404715Abstract: An assembled battery disclosed here includes a plurality of single cell array units each including single cells that are arranged in a lamination direction of a positive electrode and a negative electrode of an electrode body as an arrangement direction. The single cell array units are disposed parallel to each other such that arrangement directions of the single cells constituting the units are parallel to each other. Then, in the assembled battery, none of the single cells included in each of the single cell array units is directly electrically connected to adjacent single cells in the same unit, but is directly electrically connected to any one of the single cells constituting another single cell array unit through a bus bar.Type: GrantFiled: October 23, 2017Date of Patent: August 2, 2022Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Masaru Ishii, Masato Kamiya, Takayuki Hojo, Tetsuya Kaneko
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Patent number: 11404746Abstract: A battery includes at least an electrode array and an electrolyte solution. The electrolyte solution contains at least a solvent and a supporting salt. The electrode array includes at least a positive electrode, a porous insulating layer, and a negative electrode. The porous insulating layer is interposed between the positive electrode and the negative electrode. The porous insulating layer contains at least a group of inorganic nanoparticles and a group of polymer particles. Each inorganic nanoparticle in the group of inorganic nanoparticles is a dielectric. Each inorganic nanoparticle in the group of inorganic nanoparticles is in contact with the electrolyte solution.Type: GrantFiled: March 5, 2019Date of Patent: August 2, 2022Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Kunihiko Hayashi, Ryuta Sugiura, Hiroto Asano, Tsuyoshi Sasaki, Chikaaki Okuda
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Patent number: 11394019Abstract: There are provided a method capable of producing a large amount of a carbonaceous material for a negative electrode of a non-aqueous electrolyte secondary battery from a carbon precursor impregnated with an alkali metal element or an alkali metal compound, and an apparatus for performing such production. The method for producing a carbonaceous material for a negative electrode of a non-aqueous electrolyte secondary battery includes a heat treatment step of feeding a carbon precursor containing an elemental alkali metal and/or an alkali metal compound, heating the carbon precursor in a temperature range from 1000° C. to 1500° C. in a non-oxidizing gas atmosphere to produce a carbonaceous material, and discharging the carbonaceous material; and an exhaust gas treatment step of contacting a non-oxidizing exhaust gas containing a gas and a flying carbonaceous matter evolved in the heat treatment step with water or an aqueous solution to treat the exhaust gas.Type: GrantFiled: June 6, 2019Date of Patent: July 19, 2022Assignees: KUREHA CORPORATION, TSUKISHIMA KIKAI CO., LTD.Inventors: Naohiro Sonobe, Mayu Komatsu, Koji Miwa, Kokei Ueno
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Patent number: 11394072Abstract: A lithium ion battery module includes a housing having a thermally conductive base and a cell assembly disposed within the housing and comprising pouch battery cells, a plurality of layers interleaved with the pouch battery cells, and a pair of end plates disposed on opposite ends of the cell assembly to compress the pouch battery cells. The battery cells are held within the cell assembly by cell frames. Each cell frame is formed from two frame pieces. The plurality of layers comprises a plurality of foam sheets and a plurality of thermally conductive sheets. The foam sheets are configured to allow swelling of the pouch battery cells while enabling a substantially constant level of compression of the pouch battery cells by the pair of end plates. The thermally conductive sheets conduct heat from the battery cells toward the thermally conductive base of the housing.Type: GrantFiled: July 27, 2017Date of Patent: July 19, 2022Assignee: CLARIOS ADVANCED SOLUTIONS GMBHInventors: Marco Jansen, Henning Eisermann
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Patent number: 11394040Abstract: A passive thermal management system is provided for a fuel cell stack, along with methods for maintaining a uniform temperature across a fuel cell stack during cold weather conditions. The system includes a plurality of fuel cells arranged as a fuel cell stack. The fuel cell stack includes a main body portion defining an exterior surface and having first and second opposing end walls. The system includes a first end frame component having a first phase change material in thermal communication with the first end wall. A second end frame component is provided having a second phase change material in thermal communication with the second end wall. An insulation layer is wrapped around the exterior surface of the main body portion and is provided in thermal communication with the plurality of fuel cells.Type: GrantFiled: September 27, 2019Date of Patent: July 19, 2022Assignees: Toyota Motor Engineering & Manufacturing North America, Inc., Toyota Jidosha Kabushiki KaishaInventors: Tenghua Shieh, Takeo Yamaguchi, Gaohua Zhu, Debasish Banerjee, Swetha Minupuri
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Patent number: 11387459Abstract: A positive electrode includes at least a positive electrode current collector and a positive electrode active material layer. The positive electrode active material layer is formed on a surface of the positive electrode current collector. The positive electrode current collector includes an aluminum foil and a porous film. The porous film covers a surface of the aluminum foil. The porous film contains at least aluminum oxide. The porous film has a thickness not smaller than 10 nm and not greater than 800 nm. The porous film has a dynamic hardness not lower than 5 and not higher than 200.Type: GrantFiled: March 8, 2019Date of Patent: July 12, 2022Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Koji Torita, Takuya Asari, Akihiro Ochiai, Yusuke Fukumoto, Naoyuki Wada
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Patent number: 11367911Abstract: Disclosed is a cylindrical battery cell in which a heat-shrinkable tube wraps an outer surface of a cylindrical case of the cylindrical battery cell except electrode terminals, the heat-shrinkable tube including: a base material, which is a polyester resin, capable of shrinking by heat; a supplement, which is a nylon resin, capable of increasing a tensile strength and operating temperature of the heat-shrinkable tube; and an ultraviolet stabilizer capable of inhibiting a chain reaction of free radicals generated by cleavage of polymer chains of the nylon resin or the polyester resin, when the heat-shrinkable tube is exposed to an ultraviolet ray irradiation.Type: GrantFiled: December 26, 2017Date of Patent: June 21, 2022Inventors: Jun-Tak Kim, Je-Jun Lee, Kwang-Su Hwang Bo, Sang-Sok Jung, Gil-Young Lee
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Patent number: 11362359Abstract: A redox flow battery system includes a redox flow battery that has a redox flow cell, and a supply/storage system external of the redox flow cell. The supply/storage system includes first and second electrolytes for circulation through the redox flow cell. At least the first electrolyte is an aqueous liquid electrolyte that has electrochemically active species with multiple, reversible oxidation states. There is a gas vent passage connected with the redox flow battery to receive water byproduct that evolves from side reaction of the first electrolyte. A bypass passage is connected with the supply/storage system to receive the aqueous electrolyte. An electrochemical recovery cell includes a first half-cell connected to the gas vent passage to receive as a reactant the water byproduct and a second half-cell connected to the bypass passage to receive as a reactant the first electrolyte.Type: GrantFiled: May 21, 2019Date of Patent: June 14, 2022Assignee: RAYTHEON TECHNOLOGIES CORPORATIONInventors: Michael L. Perry, Robert Mason Darling, James D. Saraidaridis
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Patent number: 11362363Abstract: The present application discloses a battery to reduce a height of an edgefold protrusion in a direction perpendicular to a top seal, reduce structural interference between the edgefold protrusion and other components and parts, and improve a structural compactness when a user utilizes the battery. The battery includes a cell, a packaging bag, and an electrode tab. The packaging bag includes a first packaging portion configured to accommodate the cell and a second packaging portion configured to seal the cell. The second packaging portion includes a top seal configured to seal the electrode tab and two side seals intersecting the top seal. A notched structure is formed at an intersection of the top seal and the side seal. The side seal is folded over along an edge of the side seal adjacent to the first packaging portion and fixed to an outer side surface of the first packaging portion.Type: GrantFiled: November 20, 2018Date of Patent: June 14, 2022Assignee: NINGDE AMPEREX TECHNOLOGY LIMITEDInventors: Shenzhao Qiu, Cheng Yuan
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Patent number: 11355773Abstract: A fuel cell stack has a prevention dam formed outside an alignment pin, such that a sealing material, which has viscosity and fluidity at a sealing temperature of a fuel cell, may be prevented from coming into contact with and adhering to the alignment pin, and pressure applied from the outside may be uniformly applied to the fuel cell stack.Type: GrantFiled: July 2, 2018Date of Patent: June 7, 2022Assignee: LG CHEM, LTD.Inventors: Sanghyun Park, Kwangwook Choi, Sanghyeok Im, Tai Min Noh, Kwangyeon Park, Daehwan Kim