Patents Examined by Carmen V Lyles-Irving
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Patent number: 11600893Abstract: A battery system according to the present invention includes: a plurality of battery cells electrically connected to each other; cell voltage sensing lines connected to ends of the battery cells, respectively; a battery management system sensing voltages of the battery cells through the respective cell voltage sensing lines; fuses connected to the cell voltage sensing lines, respectively, to cut off a flow of an excessive current exceeding a rated current when the excessive current flows through the cell voltage sensing lines; and emergency preventing switches connected to the cell voltage sensing lines, respectively, so as to be turned on at the time of sensing the voltage of the battery cell, and turned off in a case when a short circuit between the cell voltage sensing lines occurs.Type: GrantFiled: December 20, 2019Date of Patent: March 7, 2023Assignee: SK ON CO., LTD.Inventors: Byoung Kyu Park, Seok Min Kim, Seon Yong Kim, Ha Chul Jeong
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Patent number: 11600882Abstract: Battery systems according to embodiments of the present technology may include a battery characterized by a first surface, a second surface, and a third surface. A recessed ledge may be defined by the third surface about a midpoint of the battery. The first surface and the third surface may define a first terrace formed proximate a first lateral edge of the first surface of the battery adjacent the third surface of the battery, and a second terrace formed proximate a second lateral edge of the first surface of the battery adjacent the third surface of the battery and opposite the first lateral edge. The recessed ledge may extend along the first surface of the battery between the first terrace and the second terrace. The battery systems may also include a module seated on the first surface of the battery between the first terrace and the second terrace.Type: GrantFiled: September 21, 2020Date of Patent: March 7, 2023Assignee: Apple Inc.Inventors: Dominic Pitera, Nathan J. Bohney, Andrew S. Meyers
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Patent number: 11594775Abstract: A power supply device disposes an end plate at each end of a battery stack in a stacked direction of the battery stack, and couples a binding bar to the end plate, so as to fix battery cells. The binding bar includes a plate-shaped bar that extends in the stacked direction, and an engagement block that is provided on a plate-shaped bar and protrudes toward an outer peripheral face of the end plate. The engagement block is inserted into a fixing hole provided in the plate-shaped bar and fixed to an inner peripheral face of the fixing hole. The end plate includes a fitting part, to which the engagement block is guided, on the outer peripheral face of the end plate, and includes a stopper that is disposed closer to the battery stack with respect to the fitting part and abuts the engagement block.Type: GrantFiled: November 26, 2018Date of Patent: February 28, 2023Assignees: PANASONIC HOLDINGS CORPORATION, SANYO Electric Co., Ltd.Inventors: Shinobu Terauchi, Tetsuji Omura
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Patent number: 11594763Abstract: A method for manufacturing an all-solid lithium battery includes: providing a substrate; and forming M rows×N columns of lithium battery cells on the substrate, wherein each of the lithium battery cells includes a positive electrode current collector layer, a positive electrode layer, an electrolyte layer, a negative electrode layer, and a negative electrode current collector layer.Type: GrantFiled: April 24, 2019Date of Patent: February 28, 2023Assignee: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Quanguo Zhou, Lijia Zhou, Zhidong Wang, Rongjian Yan, Jiuyang Cheng, Ronghua Lan, Yungchiang Lee, Yancheng Lu, Qingguo Yang
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Patent number: 11591236Abstract: A solid electrolyte material contains Li, M, and X. M contains Y, and X is at least one selected from the group consisting of Cl, Br, and I. A first converted pattern, which is obtained by converting the X-ray diffraction pattern of the solid electrolyte material to change its horizontal axis from the diffraction angle to q, includes its base peak within the range in which q is 2.109 ??1 or more and 2.315 ??1 or less. A second converted pattern, which is obtained by converting the X-ray diffraction pattern to change its horizontal axis from the diffraction angle to q/q0, where q0 is the q corresponding to the base peak in the first converted pattern, includes a peak within each of the range in which q/q0 is 1.28 or more and 1.30 or less and the range in which q/q0 is 1.51 or more and 1.54 or less.Type: GrantFiled: June 29, 2020Date of Patent: February 28, 2023Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.Inventors: Tetsuya Asano, Akihiro Sakai, Masashi Sakaida, Yusuke Nishio
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Patent number: 11581599Abstract: An ambient water condenser system is described having a condensation chamber which at least partially contains or surrounds a fluid reservoir which contains a volume or mass of an aqueous hygroscopic solution for condensing water from ambient air and a distillation process for extracting the water from the solution. The fluid reservoir has a heat source, a lower porous hydrophobic membrane, and an upper porous hydrophobic membrane. The heat source causes the hygroscopic solution near the top of reservoir to have a higher temperature which causes it to have a higher water vapor pressure, whereby the water vapor passing through the upper porous hydrophobic membrane and into the condensation chamber condenses into liquid water.Type: GrantFiled: January 21, 2021Date of Patent: February 14, 2023Assignee: Johnson IP Holding, LLCInventor: Lonnie G. Johnson
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Patent number: 11581568Abstract: A secondary battery includes a battery element including a positive electrode, a negative electrode, and an electrolytic solution, a housing member configured to accommodate the battery element, and a safety valve mechanism attached to the housing member. The safety valve mechanism includes a valve member including an opening valve portion configured to be opened; and an opening member including a plurality of opening portions radially arranged in a region opposed to the opening valve portion from a center of the region as a base point, and a plurality of protrusion portions radially arranged in a region outside the plurality of opening portions from the center and the plurality of protrusion portions protrude toward the plurality of opening portions. A number of the opening portions and a number of the protrusion portions are equal to each other, and each of the plurality of opening portions and each of the plurality of protrusion portions are opposed to each other in a direction toward the center.Type: GrantFiled: June 14, 2019Date of Patent: February 14, 2023Assignee: Murata Manufacturing Co., Ltd.Inventor: Kunio Sodeyama
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Patent number: 11581554Abstract: A cooling control method of a fuel cell is provided. The method includes estimating a temperature of a separator based on heat exchange between the separator formed between unit cells of a fuel cell stack and coolant flowing through a cooling line between the separators. A ratio of coolant passing through a heat exchange device to coolant bypassing the heat exchange device is adjusted based on the estimated temperature of the separator. Additionally, a rotation speed of a pump for circulating coolant for cooling the fuel cell stack is adjusted based on the estimated temperature of the separator.Type: GrantFiled: April 18, 2019Date of Patent: February 14, 2023Assignees: Hyundai Motor Company, Kia Motors CorporationInventors: Jung Hwan Ryu, Dong Hun Lee
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Patent number: 11571659Abstract: A method for producing electrical energy. An electrolyte solution having a first concentration CA of a solute is placed in a first vessel having an electrode arranged so the electrode is contacted with the electrolyte solution of concentration CA. An electrolyte solution having a concentration CB of the same solute is placed in a second vessel having an electrode arranged so the electrode comes in contact with the electrolyte solution of concentration CB, the concentration CB being lower than the concentration CA. The first and the second vessels are separated by a membrane, the membrane having at least one nanochannel arranged to allow diffusion of the electrolyte solution from the first vessel to the second vessel through the at least one nanochannel. An inner surface of the at least one nanochannel is formed of at least one titanium oxide. Electrical energy generated by a potential difference existing between the electrodes is captured using a device having the first and second vessels.Type: GrantFiled: February 24, 2021Date of Patent: February 7, 2023Assignees: Centre National de la Recherche Scientifique (CNRS), Sweetch EnergyInventors: Bruno Mottet, Lyderic Bocquet, Alessandro Siria, Mikhael Bechelany
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Patent number: 11563240Abstract: The present disclosure discloses to a sampling circuit board for a battery module and a battery module. The sampling circuit board for a battery module comprises a main board comprising a plurality of electrical connection areas; and a plurality of sampling terminals respectively electrically connected to the plurality of the electrical connection areas, and an end of each of the sampling terminals extends away from the main board, and each of the sampling terminals connected to one of the electrical connection areas of the main board via a connection member, wherein the connection member comprises a main body and at least one hook assembly provided on the main body, and the hook assembly laminates and attaches one of the sampling terminals and one of the electrical connection areas of the main board.Type: GrantFiled: December 27, 2019Date of Patent: January 24, 2023Assignee: Contemporary Amperex Technology Co., LimitedInventors: Sien Chen, Shoujiang Xu, Chunyan Feng
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Patent number: 11552340Abstract: A battery pack may be configured to power any of a plurality of different outdoor power equipment device types. The battery pack may include one or more rechargeable battery cells configured to power a device to which the battery pack is operably coupled, and processing circuitry. The processing circuitry may include at least a processor and memory. The processing circuitry may be configured to enable configuration of the device or another device of a same device type as the device based on a set of configuration settings stored in the memory.Type: GrantFiled: October 12, 2021Date of Patent: January 10, 2023Assignee: HUSQVARNA ABInventors: Jon Funk, Eric Tse, Matthew Albinger, Duncan K. Burns, Jr.
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Patent number: 11545662Abstract: Disclosed is a positive active material for a nonaqueous electrolyte secondary battery containing a lithium transition metal composite oxide, in which the lithium transition metal composite oxide has an ?-NaFeO2 structure, a molar ratio Li/Me of Li and a transition metal (Me) of 1.05?Li/Me?1.4, and a porosity of 5 to 15%.Type: GrantFiled: December 14, 2018Date of Patent: January 3, 2023Assignee: GS Yuasa International Ltd.Inventors: Daisuke Endo, Hiromasa Muramatsu
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Patent number: 11545683Abstract: Methods and apparatus for detecting electrical short circuits in fuel cell stacks are provided. The methods involve supplying a reactant and an inert gas to a fuel cell stack and measuring the open circuit voltage of fuel cell assemblies in the fuel cell stack. The sensitivity of the methods can be adjusted to detect an electrical short circuit having a resistance at or below a particular threshold short-circuit resistance value, by using a suitable reactant concentration in the method. The methods can include determining a set-point reactant concentration that can be used to detect an electrical short circuit having a resistance at or below a particular threshold short-circuit resistance value.Type: GrantFiled: April 11, 2019Date of Patent: January 3, 2023Assignee: Greenlight Innovation CorporationInventors: Amir Masoud Niroumand, Michael Hermann Eikerling, Mark Randall Olfert, Hooman Homayouni
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Patent number: 11539085Abstract: A battery connector, including a flexible circuit including a first set of electrical circuitry connecting to a plurality of energy storage cells, where the first set of electrical circuitry terminates at a first connection point at the battery connector; a controller including components to control the energy storage cells connected to a second set of electrical circuitry terminating at a second connection point at the battery connector; where the first connection point and the second connection point are electrically connected.Type: GrantFiled: February 25, 2020Date of Patent: December 27, 2022Assignee: NIO Technology (Anhui) Co., Ltd.Inventors: Adam H. Ing, Yadunandana Yellambalase
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Patent number: 11515577Abstract: A battery module may include a plurality of battery cells that are stacked on each other; and a circuit module which is electrically connected to the plurality of battery cells and includes a plate-shaped circuit part having a width and a length. The circuit part may be disposed between any one pair of battery cells of the plurality of battery cells in a state in which a width direction of the circuit part is parallel to a direction perpendicular to a direction in which the plurality of battery cells are stacked.Type: GrantFiled: November 14, 2019Date of Patent: November 29, 2022Inventor: Hyeon Ki Yun
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Patent number: 11489214Abstract: This disclosure details exemplary battery pack designs for use in electrified vehicles. An exemplary battery pack may incorporate one or more temperature regulated current shunts for measuring current flow into and out of battery cells of the battery pack. The temperature of the current shunt can be regulated by a liquid cooling system associated with the battery pack.Type: GrantFiled: April 3, 2018Date of Patent: November 1, 2022Assignee: FORD GLOBAL TECHNOLOGIES, LLCInventors: Eric Poirier, Daniel Paul Roberts
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Patent number: 11469469Abstract: The disclosure relates to a fixing band for a battery module and a battery module. The fixing band comprises a first end portion, a connecting section and a second end portion which are arranged successively in an extending direction of the fixing band. The first end portion includes a body and engaging grooves which are protruded in a thickness direction of the body. The engaging grooves are integral with the body. The second end portion has engaging protrusions which are shaped to match the engaging grooves. The first end portion and the second end portion are laminated in the thickness direction and are engaged with each other by the engaging grooves and the engaging protrusions, so that the fixing band encloses an annular accommodation space.Type: GrantFiled: October 28, 2020Date of Patent: October 11, 2022Assignee: Contemporary Amperex Technology Co., LimitedInventors: Cong Bao, Chao Long, Chenzhi Lu, Peng Wang
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Patent number: 11456479Abstract: A battery proofed against short circuiting, for better safety, includes a battery cell and a first set of electrode tabs. The battery cell includes a first electrode plate and a second electrode plate. The first set of electrode tabs is electrically connected to the first electrode plate. The first set of electrode tabs includes a first bending portion, an edge of the second electrode plate defines a first receiving groove, and the first receiving groove corresponds to the first bending portion.Type: GrantFiled: July 23, 2019Date of Patent: September 27, 2022Assignee: DONGGUAN POWERAMP TECHNOLOGY LIMITEDInventors: Xiang-Long Han, Tao Tao
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Patent number: 11434148Abstract: A hydrogen-containing transition metal oxide is provided. The hydrogen-containing transition metal oxide has a structural formula of ABOxHy, wherein A is one or more of alkaline earth metal elements and rare-earth metal elements, B is one or more of transition metal elements, x is a numeric value in a range of 1 to 3, and y is a numeric value in a range of 0 to 2.5. The present disclosure further provides a primary battery by using the hydrogen-containing transition metal oxide as electrodes and a method for making the hydrogen-containing transition metal oxide.Type: GrantFiled: May 22, 2019Date of Patent: September 6, 2022Assignee: TSINGHUA UNIVERSITYInventors: Pu Yu, Nian-Peng Lu, Jian Wu, Shu-Yun Zhou
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Patent number: 11437679Abstract: The disclosure relates to a fixing band for a battery module and a battery module. The fixing band comprises a first end portion, a connecting section and a second end portion which are arranged successively in an extending direction of the fixing band. The first end portion includes a body and engaging grooves which are protruded in a thickness direction of the body. The engaging grooves are integral with the body. The second end portion has engaging protrusions which are shaped to match the engaging grooves. The first end portion and the second end portion are laminated in the thickness direction and are engaged with each other by the engaging grooves and the engaging protrusions, so that the fixing band encloses an annular accommodation space.Type: GrantFiled: October 28, 2020Date of Patent: September 6, 2022Assignee: Contemporary Amperex Technology Co., LimitedInventors: Cong Bao, Chao Long, Chenzhi Lu, Peng Wang