Venting Structure Patents (Class 429/82)
  • Patent number: 11973235
    Abstract: Battery packs according to some embodiments of the present technology may include a longitudinal beam. The packs may include a plurality of battery cells disposed adjacent the longitudinal beam. Each battery cell may be characterized by a first surface, and a second surface opposite the first surface. Each battery cell may be characterized by a third surface extending vertically between the first surface and the second surface. The first surface may face the longitudinal beam, and battery terminals may extend from the third surface. Each battery cell may be characterized by a fourth surface opposite the third surface. The packs may include a lid coupled with the first surface of each battery cell of the plurality of battery cells. The packs may include a base coupled with the second surface of each battery cell of the plurality of battery cells.
    Type: Grant
    Filed: May 11, 2021
    Date of Patent: April 30, 2024
    Assignee: Apple Inc.
    Inventors: Nivay Anandarajah, Evan D. Maley, Alexander J. Clarabut, Yu-Hung Li, John M. Schoech
  • Patent number: 11962029
    Abstract: The disclosure relates to a technical field of batteries, and in particular, relates to a battery pack, an assembly process thereof, and a vehicle. The battery pack includes a battery compartment configured for accommodating a plurality of batteries, and a side wall of the battery compartment is a blocking beam. The assembly process includes the following: arranging at least two adjacent side walls of the battery compartment excluding the blocking beam at a first predetermined position to form an accommodating space; arranging the batteries in the accommodating space; and arranging the blocking beam at a second predetermined position to limit the batteries.
    Type: Grant
    Filed: July 29, 2021
    Date of Patent: April 16, 2024
    Assignee: CALB Co., Ltd.
    Inventors: Fangfang Pan, Fanming Kong, Ruisheng Tian, Xincheng Cao
  • Patent number: 11949126
    Abstract: Provided is a non-welding type battery module and a battery module assembly using same and, more particularly, to a non-welding type battery module capable of arranging and configuring, without welding, a plurality of battery cells in an assembly manner, and capable of easily arranging and configuring the plurality of battery cells in multiple layers and rows; and a battery module assembly using the battery module.
    Type: Grant
    Filed: July 1, 2019
    Date of Patent: April 2, 2024
    Assignee: E-TESS CO., LTD.
    Inventors: Sunwoo Park, Sooho Kang
  • Patent number: 11942653
    Abstract: A battery housing has a plurality of housing sidewalls defining an enclosure, where a first housing sidewall of the plurality of housing sidewalls defines a plurality of openings cumulatively defining a valve opening. The housing defines a valve coupling structure around the valve opening.
    Type: Grant
    Filed: March 4, 2021
    Date of Patent: March 26, 2024
    Assignee: Donaldson Company, Inc.
    Inventors: Aflal Rahmathullah, Daniel J. Dotzler, James P. Moorman, Jacob L. Sanders
  • Patent number: 11909021
    Abstract: A high-voltage battery for a motor vehicle has a coolant connection of multipartite design. Also described is a corresponding method for producing the high-voltage battery, and a motor vehicle having a battery of this type.
    Type: Grant
    Filed: August 19, 2021
    Date of Patent: February 20, 2024
    Assignee: Dr. Ing. h.c. F. Porsche Aktiengesellschaft
    Inventors: Sonja Fechler, Fadi Renz
  • Patent number: 11901499
    Abstract: A composite including a polymer matrix; an inorganic moisture absorber; a ceramic filler, graphite, or a combination thereof; and a tracking resistance polymer, wherein the tracking resistance polymer includes an average bond energy between an atom forming a main chain and another atom covalently bonded to the atom that forms the main chain of about 350 kJ/mol to about 500 kJ/mol; a carbonaceous residue yield after pyrolysis of less than or equal to about 5 weight percent, based on the amount of the tracking resistance polymer before pyrolysis; or a combination thereof.
    Type: Grant
    Filed: April 17, 2020
    Date of Patent: February 13, 2024
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Song Won Hyun, In Kim, Kyeong Pang, Moo Ho Lee, Hye Jeong Lee, In Su Lee
  • Patent number: 11876245
    Abstract: A sealed battery including a battery case that includes a cylindrical exterior can having a bottom and an opening sealing body that closes an opening of the outer can; a gasket that is arranged between the exterior can and the opening sealing body; and an electrode body. The opening sealing body includes: a metal plate with an annular part to which an electrode lead is electrically connected, and a disconnecting part that is separated from the annular part when the inner pressure of the battery case exceeds a predetermined threshold; a valve body that is arranged further to the outside of the battery case than the metal plate; and an insulating plate that is arranged between the metal plate and the valve body. The insulating plate or the gasket is provided with an elastic deformation part that deforms in the direction of the valve body.
    Type: Grant
    Filed: December 2, 2019
    Date of Patent: January 16, 2024
    Assignee: PANASONIC ENERGY CO., LTD.
    Inventors: Masayoshi Yoshida, Oose Okutani, Takahiro Nogami, Akira Takano
  • Patent number: 11876244
    Abstract: A electrode body of a power storage cell is accommodated in an inner space of a housing to form an upper clearance on a side opposite to a bottom surface of the housing and form a side clearance between the electrode body and each of a first side surface and a second side surface of the housing. Gas discharge valves include a first discharge valve provided on the first side surface and a second discharge valve provided on the second side surface. At least a portion of an opening of the first discharge valve is located at a region of the first side surface to which the upper clearance is projected, and at least a portion of an opening of the second discharge valve is located at a region of the second side surface to which the upper clearance is projected.
    Type: Grant
    Filed: April 12, 2021
    Date of Patent: January 16, 2024
    Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventor: Yasuhiko Sakai
  • Patent number: 11862807
    Abstract: A battery ejection system is disclosed. The battery ejection system comprises a pressure vessel, a battery submodule positioned at least partway in the pressure vessel and configured to release gas into the pressure vessel, and a seal of the pressure vessel configured to release in the event a pressure level in the pressure vessel exceeds a threshold pressure level. The battery submodule is configured to be ejected from an electrical connection in the event the seal is released.
    Type: Grant
    Filed: January 20, 2022
    Date of Patent: January 2, 2024
    Assignee: Kitty Hawk Corporation
    Inventor: George James Hansel
  • Patent number: 11831034
    Abstract: A battery pack includes a plurality of battery cells electrically connected to each other, and a flexible line comprising a main body arranged at an edge of a cell region in which the plurality of battery cells is arranged, and a first branch portion to detect voltage and a second branch portion to detect temperature which branch from the main body toward the cell region.
    Type: Grant
    Filed: December 24, 2020
    Date of Patent: November 28, 2023
    Assignee: Samsung SDI Co., Ltd.
    Inventor: Byungkook Ahn
  • Patent number: 11824214
    Abstract: Provided are a pouch case for a pouch type secondary battery in which one corner is in close contact with a cooling plate and a pouch type secondary battery including the same. In the pouch case, by controlling a shape relation among a forming portion formed to have a non-zero depth determined in advance at a center to accommodate one side of an electrode assembly, a receiving portion in surface contact with a side surface of the electrode assembly at the time of sealing the pouch case, and a sealing portion for sealing opposing ends of the forming portion and the electrode assembly, a size of a sealing protrusion formed after the electrode assembly is packaged through mechanical properties of a metal laminate sheet and a simplified die and punch may be minimized.
    Type: Grant
    Filed: October 5, 2021
    Date of Patent: November 21, 2023
    Assignee: SK ON CO., LTD.
    Inventors: Hee Gyoung Kang, Tae Il Kim
  • Patent number: 11807132
    Abstract: A system for mitigating thermal runaway in a battery-powered electric vehicle (EV). The system includes a gas sensor configured to measure a level of at least one type of gas in a vicinity of a battery of the EV, a thermal event detector configured to determine, based on the measured level of the at least one type of gas, that the battery is experiencing out-gassing, and a communications interface configured to transmit an alert to a fleet management system regarding the out-gassing of the battery. The fleet management system alters an assignment of the EV in response to the out-gassing of the battery.
    Type: Grant
    Filed: November 23, 2022
    Date of Patent: November 7, 2023
    Assignee: GM CRUISE HOLDINGS LLC
    Inventors: Kenneth Ramon Ferguson, Erik Nielsen, Chase Kaufman
  • Patent number: 11811078
    Abstract: A computing device is disclosed. The computing device has a frame including a recessed battery compartment, the recessed battery compartment having a rigid back surface. The computing device further has a closure member having a rigid portion and a flexible portion, wherein a periphery of the closure member is coupled to a peripheral edge of the recessed battery compartment, the flexible portion to permit the rigid portion to move relative to the frame. The computing device further has a battery coupled to one or more of the battery compartment and the closure member, the battery oriented between and substantially adjacent to the rigid back surface of the battery compartment and the closure member.
    Type: Grant
    Filed: April 22, 2021
    Date of Patent: November 7, 2023
    Assignee: Microsoft Technology Licensing, LLC
    Inventors: Gregory Scott Yoder, Minsoo Kim, Kai-Yi Lin
  • Patent number: 11804630
    Abstract: A battery cell system includes a plurality of battery cells having an annular shape abutting one another to form a battery cell stack with an annular shape to facilitate cooling. The battery cell system includes a stack interface having an annular housing operatively connected to the plurality of battery cells. A cooling loop is defined about the battery cell stack and the stack interface and through central through holes of the battery cell stack and the stack interface.
    Type: Grant
    Filed: September 24, 2021
    Date of Patent: October 31, 2023
    Assignee: Hamilton Sundstrand Corporation (HSC)
    Inventor: Chase Whitman
  • Patent number: 11742537
    Abstract: A battery pack includes: battery cells, each including first and second end portions that are opposite each other in a length direction; a case having an accommodation space in which the battery cells and a fluid to cool the battery cells are configured to be accommodated, the case including first and second covers respectively covering the first and second end portions; first and second tab plates respectively on the first and second covers and connected to the first and second end portions; a circuit board on the first tab plate; and a first lead and a second lead through which the first and second tab plates are connected to the circuit board, the first and second leads connected to a first side portion of the circuit board. An arrangement of the leads connected to electrodes of the battery cells is improved, and heat is efficiently dissipated from a switch device.
    Type: Grant
    Filed: October 8, 2019
    Date of Patent: August 29, 2023
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Jooyul Lee, Nohyun Kwag, Seungil Kim, Gangya Park, Jungjin Lee
  • Patent number: 11721849
    Abstract: A method for diagnosis of a temperature control means (30) of a battery pack (10) that comprises a plurality of battery cells (20) and a plurality of temperature sensors for measuring temperatures of the individual battery cells (20), the battery cells (20) being arranged side by side in the battery pack (10), in a longitudinal direction (12) of the battery pack (10), and mechanically connected to each another, and the battery cells (20) being arranged on the temperature control means (30) and mechanically and thermally connected to it. A battery management system, and/or a battery pack (10) may be configured to execute the method. A vehicle may be fitted with a battery pack that carries out the method.
    Type: Grant
    Filed: December 14, 2020
    Date of Patent: August 8, 2023
    Assignee: Robert Bosch GmbH
    Inventors: Christel Sarfert, Jens Becker, Shweta Vijay Pawar, Triantafyllos Zafiridis
  • Patent number: 11702967
    Abstract: The application relates to a venting cap for oil tanks of machines and machinery, including: a cup fitted with a flange along its outer surface, with this flange bearing coupling elements underneath it with complementary elements provided on the access sleeve of the tanks and at the top of shaped engagement tabs, a lid for closing the cup that is snap-fitted onto the cup, fitted with a flange, wherein: the flanged partition houses on its lower surface an insert with a substantially cylindrical profile, the cup body is associated with a spiral labyrinth on top of which is fitted the means for engaging the cup; and above the flange of the cup there is a collar fitted with an external toroidal groove that engages with a raised toroidal thread along the inner surface of an upper closing lid of the cup.
    Type: Grant
    Filed: February 1, 2022
    Date of Patent: July 18, 2023
    Assignee: ELESA S.P.A.
    Inventor: Alberto Bertani
  • Patent number: 11705604
    Abstract: The present disclosure relates to a battery module including at least one battery unit array structure, an upper cover, a lower cover and a fireproof component disposed vertically. Each battery unit array structure includes a plurality of battery units and a plurality of busbars electrically connected to the plurality of battery units. The battery unit array structure is disposed between the upper cover and the lower cover. Each battery unit of each battery unit array structure is provided with a vent facing towards the fireproof component. Different from the related art, when thermal runaway occurs in a battery unit according to the present disclosure, flame and high-temperature particles ejected from a vent of a battery unit are blocked by the fireproof component from burning adjacent battery units, thereby preventing the thermal runaway in the other battery units from being triggered by the existing thermal runaway.
    Type: Grant
    Filed: July 10, 2019
    Date of Patent: July 18, 2023
    Assignee: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
    Inventors: Xingdi Chen, Kaijie You, Weilong Lin, Jun Ma, Yuepan Hou, Ziyuan Li
  • Patent number: 11705603
    Abstract: A battery pack exhaust duct includes a guide tube, an exhaust inlet, an exhaust outlet, and exhaust guide components. The exhaust guide components include first and second exhaust guide components. Each of the exhaust guide components has a first part and a second part. The first part has a first end that is nearer to the interior surface of the guide tube. The first part extends away from the interior surface, and toward the exhaust inlet. The second part has a first end that is nearer to the first part. The second part extends toward the interior surface. The second part has a second end that is apart from the interior surface. The second end of the second part of the first exhaust guide component and the second end of the second part of the second exhaust guide component are displaced along axis X along which the guide tube extends.
    Type: Grant
    Filed: February 13, 2019
    Date of Patent: July 18, 2023
    Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    Inventor: Hiroaki Gondoh
  • Patent number: 11677124
    Abstract: A battery system includes a battery block having a plurality of square battery cells (1) stacked in one direction, parallel connection bus bars (5X), insulating plate (7), and lid plate (8) fixed to insulating plate (7). Each square battery cell (1) has a discharge port provided with discharge valve (14) and a sealing plate provided with positive and negative electrode terminals via an insulating material. Parallel connection bus bars (5X) are connected to the electrode terminals to connect some or all of square battery cells (1) in parallel. Insulating plate (7) is disposed on the surfaces of sealing plates of the plurality of square battery cells (1) and includes passing portions having openings provided at positions corresponding to the discharge ports to pass the exhaust gas ejected from the discharge ports and pressing portions (22) disposed between parallel-connection bus bars (5X) and the sealing plates. Lid plate (8) faces discharge ports facing the openings of the passing portions.
    Type: Grant
    Filed: May 17, 2019
    Date of Patent: June 13, 2023
    Assignee: SANYO Electric Co., Ltd.
    Inventors: Takuya Egashira, Naotake Yoshida, Daisuke Yamane
  • Patent number: 11660952
    Abstract: An energy storage system comprising at least one energy storage module adapted to supply electrical energy to a hybrid vehicle. The energy storage module comprises an enclosure, at least one battery array located within the enclosure, and an energy storage controller module located within the enclosure and electrically connected to the battery array. The energy storage module further comprises a compliant tipped thermistor which may be installed within a flexible clip. The thermistor is positioned to monitor the temperature of one or more of the batteries within the energy storage system.
    Type: Grant
    Filed: April 7, 2021
    Date of Patent: May 30, 2023
    Assignee: Allison Transmission, Inc.
    Inventors: Brian J. Maskew, Scott K. Bennett, Leonard F. Baxter, II, Daniel J. Youngs, Kurt Biehl, Edward Bass, Eric D. Schneider, Felice E. Bailey, Steven T. Reyburn, Dean M. Ford, Clyde H. Johnson, Bruce E. Miller, Richard Bletsis, Derek A. Delrymple, Markus Naegeli, Jerry Wendling, Timothy A. Gasaway, Russell B. Hopkins, Brian C. Morrow, Robert Lawrence
  • Patent number: 11646464
    Abstract: The present disclosure relates to a battery module and a battery pack including the same, and more particularly, to a battery module and a battery pack having the same, the battery module being formed in a heat transfer structure so that the temperatures of a plurality of battery cells are efficiently adjusted, and formed such that a heat transfer member is formed to have through holes so that the stability of the battery cells increases.
    Type: Grant
    Filed: August 24, 2018
    Date of Patent: May 9, 2023
    Assignee: LG ENERGY SOLUTION, LTD.
    Inventors: Han Yong Jeong, Seog Jin Yoon, Kun Joo Yang
  • Patent number: 11637348
    Abstract: A cover assembly of a secondary battery. The cover assembly includes: a cover plate including a gas vent; a gas exhaust valve configured to seal the gas vent and deform in response to an increase in temperature to get out of a state of sealing the gas vent; and a sealing part arranged between the gas exhaust valve and the cover plate and surrounding the gas vent for sealing a gap between the gas exhaust valve and the cover plate.
    Type: Grant
    Filed: July 28, 2020
    Date of Patent: April 25, 2023
    Assignee: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
    Inventors: Shiyao Zhang, Quankun Li, Peng Wang, Zhanyu Sun, Siying Huang, Jinmei Xu
  • Patent number: 11634231
    Abstract: A battery module can include multiple cell tubes, a first conductive plate, and multiple first spacers. The multiple cell tubes can accommodate multiple battery cells within the multiple cell tubes so that individual of the multiple battery cells are positioned within individual of the multiple cell tubes. The first conductive plate can include multiple first holes and electrically connect first terminals of the multiple cells. The multiple first spacers can be mounted in the multiple first holes and support the multiple tubes and the multiple cells with respect to the first conductive plate, the multiple first spacers being configured to provide thermal and electrical isolation between the multiple battery cells and the first conductive plate.
    Type: Grant
    Filed: December 21, 2021
    Date of Patent: April 25, 2023
    Assignee: H55 SA
    Inventors: Sébastien Demont, Franco Summermatter, Sébastien Luisier, Frank Rimpl
  • Patent number: 11607961
    Abstract: Electric vehicle battery pack frames constructed with extruded aluminum side and cross members. Such frames are significantly stronger than conventional cast aluminum frames, while also being much lighter than steel frames. Cross members may be affixed to side members with extruded aluminum brackets. Side members of differing lengths may be employed, to make battery pack frames of differing sizes in modular manner. Battery pack lids and bottom panels may be removably affixed to the frame such as with bolts, for improved serviceability.
    Type: Grant
    Filed: November 12, 2019
    Date of Patent: March 21, 2023
    Assignee: Rivian IP Holdings, LLC
    Inventors: Vignesh Sekar, Kyle Butterfield, Tyler Collins, Nathaniel C. Wynn, Kyle O'Neil, Ehsan Baseri, Jagannathan Shankar Mahadevan, Anish Shah
  • Patent number: 11600869
    Abstract: A battery pack supplies an electrically driven treatment apparatus with an electric driving power and includes: a first stack limiting structure and a second stack limiting structure, wherein the second stack limiting structure is disposed opposite and with a fixed distance to the first stack limiting structure; a plurality of pouch cells, wherein the pouch cells are disposed in a stack, wherein the stack is disposed between the first stack limiting structure and the second stack limiting structure and a height of the stack in a stack direction is limited by the first stack limiting structure and the second stack limiting structure; and a sensor arrangement. The sensor arrangement is disposed in the stack. The sensor arrangement extends across a major part of a surface of the pouch cells and is configured such that the height of the stack across the extension is approximately equal. The sensor arrangement has a pressure sensor.
    Type: Grant
    Filed: May 8, 2020
    Date of Patent: March 7, 2023
    Assignees: Andreas Stihl AG & Co. KG, Murata Manufacturing Co., Ltd.
    Inventors: Daniel Sauerteig, Julien Scholl, Kenichi Ozawa, Takayuki Sato, Daiki Misawa, Yosuke Kono, Masaki Kuratsuka
  • Patent number: 11581610
    Abstract: Disclosed are a battery box, a battery cell, a battery, and a method and apparatus for preparing the battery box. The battery box includes a pressure relief region including a first recess arranged at an inner surface of the battery box and a second recess arranged at an outer surface of the battery box, the first recess being arranged opposite to the second recess, wherein a third recess is provided at a bottom wall of the first recess and/or a bottom wall of the second recess, and the pressure relief region is configured to fracture at the third recess, when an internal pressure of the battery box reaches a threshold, to relieve the internal pressure. According to the battery box, the battery cell, the battery, and the method and apparatus for preparing the battery box disclosed in the present application, the pressure relief region is easy to machine.
    Type: Grant
    Filed: December 5, 2020
    Date of Patent: February 14, 2023
    Assignee: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
    Inventors: Yuqun Zeng, Jianxiong Yang, Peng Wang, Zhijun Guo, Quankun Li, Zhanyu Sun
  • Patent number: 11557808
    Abstract: A battery module includes a plurality of battery cells, a module case configured to accommodate the plurality of battery cells and having inner cooling channels formed at both sides of the plurality of battery cells. At least one opening is provided at both side surfaces of the module case to face the inner cooling channels of the module case and a pair of film members is mounted to both side surfaces of the module case to cover the at least one opening, the pair of film members being melted over a predetermined temperature to open the at least one opening.
    Type: Grant
    Filed: August 5, 2019
    Date of Patent: January 17, 2023
    Assignee: LG ENERGY SOLUTION, LTD.
    Inventor: Jin-Kyu Lee
  • Patent number: 11552337
    Abstract: A battery pack including a plurality of battery cells; a first case accommodating the plurality of battery cells; a protection circuit module coupled to one side of the plurality of battery cells and electrically connecting the plurality of battery cells; a bus bar electrically connected to the protection circuit module and extending in one direction along the plurality of battery cells; and a second case coupled to the first case and accommodating the plurality of battery cells, the protection circuit module, and the bus bar, wherein the bus bar includes a diverged branch formed by cutting a region of the bus bar in the one direction.
    Type: Grant
    Filed: November 12, 2020
    Date of Patent: January 10, 2023
    Assignee: SAMSUNG SDI CO., LTD.
    Inventors: Hyeon Cheol Jeong, Jeong Ho Kim, Sang Gu Lee
  • Patent number: 11509012
    Abstract: A thin-type battery includes: a flat shaped electrode body formed by stacking a positive electrode and a negative electrode while interposing a separator in between; an electrolyte; and an exterior body made from a laminate film, the exterior body enclosing the electrode body and the electrolyte with ends of the exterior body being hermetically sealed by heat-sealing, wherein the exterior body includes a folded part to be folded from one surface side to another surface side of the electrode body and to extend along an edge of the electrode body, and the folded part includes resin-interposed heat-sealing portions located in regions in two ends in a direction along the edge of the electrode body and outside the electrode body, where portions of the exterior body are opposed to each other, each resin-interposed heat-sealing portion being heat-sealed by interposing a piece made from a resin.
    Type: Grant
    Filed: September 25, 2020
    Date of Patent: November 22, 2022
    Assignee: FDK CORPORATION
    Inventors: Ayano Uemura, Rei Hanamura
  • Patent number: 11502368
    Abstract: A battery pack includes a battery cell and a casing configured to receive the battery cell. The casing has a vent configured to allow gas generated in the battery cell to be discharged therethrough, and a sound generator installed in the vent so as to block the vent hole. The sound generator is configured to allow the gas to pass therethrough, and generate a sound by the flow of the gas when the gas is discharged from the casing through the vent hole.
    Type: Grant
    Filed: November 19, 2019
    Date of Patent: November 15, 2022
    Assignee: LG ENERGY SOLUTION, LTD.
    Inventor: Eui Hoon Myung
  • Patent number: 11495859
    Abstract: A battery comprising a first housing element (2) and a second housing element (3) that jointly form an inner chamber (5) for receiving a battery module (10), wherein the second housing element (3) forms a second temperature control structure (102) on a face that is facing the inner chamber (5) and in particular is facing the first housing element (2), and a cover element (100) is connected to the second housing element (3) in such a manner that a temperature-controlling fluid receiving device (112) through which temperature-controlling fluid can flow is delimited by the cover element (100) in a fluid-tight manner with respect to the inner chamber (5) and the second temperature control structure (102) is embodied in such a manner that the temperature-controlling fluid can flow around it.
    Type: Grant
    Filed: September 17, 2020
    Date of Patent: November 8, 2022
    Assignee: Robert Bosch GmbH
    Inventors: Markus Schmitt, Benjamin Kopp
  • Patent number: 11491933
    Abstract: An integrated controller (A) for a vehicle, and a vehicle (B), where the integrated controller (A) includes a box body (10), a high-voltage power distribution module (900) disposed in the box body (10), and a left driving motor controller (300), a right driving motor controller (400), an air compressor motor controller (500), a steering motor controller (600), and a DC-DC voltage converter (700) that are all connected to the high-voltage power distribution module (900); and the box body (10) is provided with a plurality of input/output interfaces corresponding to the high-voltage power distribution module (900), the left driving motor controller (300), the right driving motor controller (400), the air compressor motor controller (500), the steering motor controller (600), and the DC-DC voltage converter (700).
    Type: Grant
    Filed: July 26, 2019
    Date of Patent: November 8, 2022
    Assignee: BYD COMPANY LIMITED
    Inventors: Lulin Zeng, Axi Qi, Cunlong Liu, Qiwei Zhan, Youxin Zhang
  • Patent number: 11479112
    Abstract: A fuel tank venting system for a hybrid vehicle includes a first flow path configured to deliver fuel vaporized from a fuel tank to a canister, a second flow path configured to deliver air used for cooling a high voltage battery to the canister, a first three-way valve disposed on the second flow path and configured to control opening and closing of a first discharge port for releasing pressure of the fuel tank, a second three-way valve disposed on the second flow path and configured to control opening and closing of a second discharge port for flowing the air used for cooling the high voltage battery into the canister or discharging the air used for cooling the high voltage battery outside the vehicle, and a controller configured to control the first three-way valve and the second three-way valve.
    Type: Grant
    Filed: July 29, 2020
    Date of Patent: October 25, 2022
    Assignees: Hyundai Motor Company, Kia Motors Corporation
    Inventors: Chang Han Kim, Man Seok Oh, Seok Lae Kim, Chang Jun Park, Jong Ki Kim
  • Patent number: 11479129
    Abstract: A pair of end plates are disposed at both end surfaces of a battery stack in which the plurality of battery cells are stacked, end plates are coupled to a bind bar, the battery stack is sandwiched between the end plates to be held, an elastic sheet that is elastically deformable in a thickness direction is disposed in a compressed state between the bind bar and a facing side surface of the battery stack, and the elastic sheet in the compressed state elastically holds the battery stack and the bind bar in a pressurized state.
    Type: Grant
    Filed: November 16, 2018
    Date of Patent: October 25, 2022
    Assignee: SANYO Electric Co., Ltd.
    Inventors: Chiharu Nakahara, Masakazu Naito, Yuusuke Okii
  • Patent number: 11482745
    Abstract: Marine energy storage unit with thermal runaway safety barriers to prevent cell temperature increase, said marine energy storage unit comprises at least one closed module cabinet (10) with a plurality of stacked battery cells (4) and an internal cooling system. The internal cooling system comprises an enclosed cabinet cooling circuit (3) with a water-to-air exchanger (20) for air cooling of the battery cells (4), and the water-to-air exchanger (20) is connected to a water-to-water heat exchanger (30) for receipt of water from an external source.
    Type: Grant
    Filed: February 19, 2019
    Date of Patent: October 25, 2022
    Assignee: KONGSBERG MARITIME AS
    Inventor: Jens Hjorteset
  • Patent number: 11462799
    Abstract: A battery module includes a plurality of cylindrical battery cells, each having at least two electrode terminals of different polarities at one end portion; an upper case and an lower case including an accommodating portion where a space in which the cylindrical battery cells are inserted and accommodated is formed, a gas discharge path extending in front, back, left, and right directions to externally discharge a gas discharged from the cylindrical battery cells and where an open portion externally exposed is formed, and a gas discharge hole opened such that the gas discharge path is connected to the outside; a cover sheet between the upper case and the lower case to cover the open portion of the gas discharge path; and a plurality of wire type bus bars to electrically contact and connect the electrode terminals of the cylindrical battery cells to each other.
    Type: Grant
    Filed: January 10, 2019
    Date of Patent: October 4, 2022
    Assignee: LG ENERGY SOLUTION, LTD.
    Inventors: Soo-Jun Ahn, Bum Choi, Jun-Ho Lee, Tae-Gyu Lee
  • Patent number: 11450923
    Abstract: A short circuit current interruption method of a battery system including: stacking a plurality of prismatic battery cells and connecting the plurality of prismatic battery cells with a parallel connection bus bar in parallel to form a battery block, wherein a sealing plate of the prismatic battery cell is a plate material having flexibility that deforms when an internal pressure rises due to an internal short circuit, and when a rise in the internal pressure due to the internal short circuit of the prismatic battery cell causes deformation, the deformation of the sealing plate is detected, and when an amount of deformation exceeds a setting value, the short circuit current of the battery connected in parallel with the internally short circuited battery is interrupted.
    Type: Grant
    Filed: November 15, 2018
    Date of Patent: September 20, 2022
    Assignee: SANYO Electric Co., Ltd.
    Inventors: Naotake Yoshida, Kazuhiro Harazuka, Nobuo Iwatsuki, Shinji Ota
  • Patent number: 11390175
    Abstract: An accumulator for a hybrid or electric vehicle may include a housing having two shell-shaped housing parts abutting one another in a Z direction and forming an interior of the housing, a plurality of battery modules having a plurality of battery cells arranged in the interior of the housing, and at least one cooling device having a cooling chamber, through which a fluid is flowable, a fluid inlet for introducing the fluid into the cooling chamber, and a fluid outlet for discharging the fluid from the cooling chamber. The cooling chamber may be formed in a respective one of the two housing parts via a heat-conducting limiting plate, which may be spaced apart from a bottom of the respective housing part and may be aligned transversely to the Z direction and may separate the cooling chamber from the interior in a fluid-tight manner inside the respective housing part. At least some of the battery modules may abut on the limiting plate facing away from the cooling chamber so as to transfer heat.
    Type: Grant
    Filed: December 20, 2019
    Date of Patent: July 19, 2022
    Inventors: Caroline Janzen, Peter Nowak, Daniel Stehlik
  • Patent number: 11380925
    Abstract: In one or more embodiments, a battery may include one or more cells and one or more enclosures that respectively enclose the one or more cells. For example, at least a portion of each enclosure of the one or more enclosures may include a zeolite material that is configured to permit first molecules associated with a first diameter to exit the enclosure and configured to inhibit second molecules associated with a second diameter, greater than the first diameter, from entering the enclosure. In one instance, the first molecules may include CO2 molecules. In another instance, the second molecules may include H2O molecules. In one or more embodiments, the zeolite material may be a DDR-type zeolite material. For example, the DDR-type zeolite material may be applied on a porous ?-alumina substrate. In one or more embodiments, the battery may provide power to one or more components of an information handling system.
    Type: Grant
    Filed: March 26, 2020
    Date of Patent: July 5, 2022
    Assignee: Dell Products L.P.
    Inventors: Yan Ning, Philip Conde, Subramanian Vasudvan
  • Patent number: 11374293
    Abstract: Systems and methods are disclosed for battery cells with positive polarity rigid containers. In accordance with disclosed embodiments, the cell may include a container and a lid piece that couple together to form a rectangular prismatic geometry. An electrode assembly having positive and negative coils may be disposed within the cell, and the positive coil may be conductively coupled to the cell. In this way, the cell (e.g., both the lid and the container) may be positively polarized. Further, the electrode assembly may incorporate a jelly-roll or a stacked structure. In one embodiment, the lid piece may include a vent that opens in response to pressure in the cell surpassing an established threshold. The lid may further include a positive terminal, negative terminal, and a method for filling the cell with electrolyte. Another embodiment may provide a battery module include multiple cells with positive polarity rigid containers.
    Type: Grant
    Filed: October 24, 2012
    Date of Patent: June 28, 2022
    Assignee: CPS TECHNOLOGY HOLDINGS LLC
    Inventors: Jason Daniel Fuhr, Jonathan Paul Lobert, Xugang Zhang
  • Patent number: 11302973
    Abstract: A battery assembly according to an exemplary aspect of the present disclosure includes, among other things, a first cell stack including a plurality of battery cells and a structural assembly including a first pocket sized and shaped to receive the first cell stack. The structural assembly is configured to assert a compressive load on the first cell stack and at least partially enclose the first cell stack.
    Type: Grant
    Filed: May 19, 2015
    Date of Patent: April 12, 2022
    Assignee: Ford Global Technologies, LLC
    Inventors: Patrick Daniel Maguire, John Peter Bilezikjian
  • Patent number: 11276892
    Abstract: A battery pack installed in a vehicle, includes battery cells including relief valves and exhausting gas through the relief valves; gas-ventilation-passage defining portions each of which includes an inner surface and an outer surface, and is provided with a gas ventilation passage on the inner surface side to allow the gas exhausted from the relief valves to pass through the gas ventilation passage; and a temperature sensor disposed on the outer surface side of the gas-ventilation-passage defining portion to measure the temperature of the inside of the gas ventilation passage via the gas-ventilation-passage defining portion.
    Type: Grant
    Filed: July 31, 2018
    Date of Patent: March 15, 2022
    Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventor: Atsushi Yamanaka
  • Patent number: 11251487
    Abstract: Disclosed is a battery module including a battery cell array structure, an upper cap and a lower cap, the battery cell array structure is disposed between the upper cap and the lower cap. Each battery cell includes an electrode assembly and a battery case. The electrode assembly is of a wound structure and flat, outer surface of the electrode assembly includes two flat surfaces facing each other in a vertical direction; or the electrode assembly is of a laminated structure, the first electrode plate, the separator and the second electrode plate are laminated in the vertical direction. Being distinguished from the existing technology, the maximum swelling force of the battery module may be reduced, thus end plates with smaller volumes may be selected to improve energy density of the battery module.
    Type: Grant
    Filed: June 14, 2019
    Date of Patent: February 15, 2022
    Assignee: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
    Inventors: Peng Wang, Haizu Jin, Linggang Zhou, Dongyang Shi, Xingdi Chen, Kaijie You
  • Patent number: 11251509
    Abstract: An energy storage device includes a case. The case includes a cover body where an electrolyte solution filling port is formed, and an electrolyte solution plug that closes the electrolyte solution filling port. The electrolyte solution plug includes a shaft part inserted into the electrolyte solution filling port, and a projecting part that projects from a periphery of the shaft part and is bonded to the cover body. In the cover body, a space adjacent to the shaft part is formed around the electrolyte solution filling port, and a tip end of the shaft part is disposed in the electrolyte solution filling port.
    Type: Grant
    Filed: July 13, 2018
    Date of Patent: February 15, 2022
    Assignee: GS YUASA INTERNATIONAL LTD.
    Inventors: Hiroyuki Danno, Jun Nakanishi
  • Patent number: 11217850
    Abstract: Provided is a frame assembly for fixing a plurality of stacked battery cells. The frame assembly may include: a frame including an upper surface, a first side surface connected to a first end of the upper surface and a second side surface connected to a second end of the upper surface, the frame being configured to enclose the plurality of battery cells; a plurality of first bus bars disposed on the first side surface; a plurality of second bus bars disposed on the second side surface; and a flexible printed circuit board disposed along the upper surface, the first side surface, and the second side surface of the frame, the flexible printed circuit board being configured to sense the plurality of battery cells.
    Type: Grant
    Filed: November 24, 2017
    Date of Patent: January 4, 2022
    Assignee: Yura Corporation Co., Ltd.
    Inventors: Cheon Hyo Lee, Kwang Ouk Sa
  • Patent number: 11183732
    Abstract: A non-sealed apparatus for batteries with a containment structure for gasses that includes a battery enclosure with an upper portion and a lower portion. The apparatus further includes a plurality of batteries disposed in a lower portion of the battery enclosure. The apparatus has at least one battery containment structure disposed in an upper portion of the battery enclosure, which is configured to move downward thereby sealing the plurality of batteries upon a condition. Further, a transfer channel assembly is provided within the battery enclosure and configured to transfer and/or contain gases emitted by the plurality of batteries upon the condition. The apparatus also has at least one fan configured to circulate the air in and out of the battery enclosure through the first perforated opening and the second perforated opening.
    Type: Grant
    Filed: November 26, 2018
    Date of Patent: November 23, 2021
    Assignee: INTERNATIONAL BUSINESS MACHINES CORPORATION
    Inventors: John Torok, Noah Singer, John S. Werner, Budy Notohardjono, Arkadiy O. Tsfasman
  • Patent number: 11139531
    Abstract: Power storage modules and BM includes: a plurality of power storage elements; a circuit board that is configured to connect the power storage elements; a case that is made of a metal and is configured to house the power storage elements; and holding members and that are configured to hold the power storage elements, wherein the holding members include: the cap into which the power storage elements are to be fit; the fixing portion that is configured to be fixed to the case; and the resin elastic portion that is provided so as to be able to elastically expand and contract between the cap and the resin elastic portion, and is constituted by a resin.
    Type: Grant
    Filed: May 16, 2018
    Date of Patent: October 5, 2021
    Assignees: AutoNetworks Technologies, Ltd., Sumitomo Wiring Systems, Ltd., Sumitomo Electric Industries, Ltd.
    Inventor: Tatsuya Sumida
  • Patent number: 11121435
    Abstract: Pouch-type battery cells include a first and second pouch layer, one or more electrode pairs between the two pouch layers, each pair including an anode and cathode current collector, a peripheral seal defined by a peripheral seal path and joining the two pouch layers to form a pouch encasing the one or more electrode pairs, an anode tab electrically coupled to one or more anode current collectors within the pouch and a cathode tab electrically coupled to one or more cathode current collectors within the pouch each extend outward from the peripheral seal. The anode and/or cathode tab include one or more apertures disposed along the peripheral seal path such that a portion of the peripheral seal is formed between the first and second pouch layers within the one or more apertures. The tabs of multiple battery cells can be electrically coupled via busbars to form a battery pack.
    Type: Grant
    Filed: June 27, 2019
    Date of Patent: September 14, 2021
    Assignee: GM Global Technology Operations LLC
    Inventor: Caleb A. Jones
  • Patent number: 11101522
    Abstract: The present disclosure is related to articles (e.g., containers, battery packs, etc.) including a lithium material (e.g., one or more lithium-containing batteries) housed therein. The articles include sulfur hexafluoride located within an interior compartment of the article to provide an inert atmosphere within the interior compartment. The present disclosure is also related to methods of inerting such articles (e.g., containers, battery packs, etc.) with sulfur hexafluoride. Additionally, the present disclosure is related to conveyed (e.g., pumped, blown, etc.) looped cooling apparatuses and systems.
    Type: Grant
    Filed: June 10, 2019
    Date of Patent: August 24, 2021
    Assignee: The Boeing Company
    Inventors: Maurice P. Bianchi, David Kirshman