Patents by Inventor Martin Wiegmann
Martin Wiegmann has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20240120557Abstract: The present disclosure provides a battery pack including a housing, wherein the housing has a bottom portion and side walls extending upward around a periphery of the bottom portion; an upper portion opening is formed at top ends of the side walls extending upward; an upper cover is mounted on the upper portion opening of the housing; and the battery pack comprises: multiple flat battery cells; and a first end plate and a second end plate, wherein when the multiple battery cells are sequentially arranged and mounted into the housing from the upper portion opening, the first end plate and the second end plate are located at two end sides of the sequentially arranged multiple battery cells to laterally fix the sequentially arranged multiple battery cells. The two end plates may absorb deformation of the battery cell while expanding.Type: ApplicationFiled: August 21, 2023Publication date: April 11, 2024Inventors: Yingyao Fu, Binbin Fan, Chang Liu, Martin Wiegmann, Joerg Birkholz, Marco Jansen, Xugang Zhang, Jennifer L. Czarnecki
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Publication number: 20230318080Abstract: A cell assembly having a cell frame, into which a thermal plate is integrated, a lithium-ion pouch cell having positive and a negative cell terminals in which the positive and negative cell terminals have a substantially planar shape and are arranged at a top side of the pouch cell. The positive and negative cell terminals extend at least substantially perpendicular from the top side of the pouch cell. The cell assembly has a compression element in which the cell frame is configured to receive and house the pouch cell and the compression element in a space defined by the thermal plate and the cell frame.Type: ApplicationFiled: June 9, 2023Publication date: October 5, 2023Inventors: Marco JANSEN, Joerg BIRKHOLZ, Henning EISERMANN, Martin WIEGMANN, Ralf JOSWIG
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Patent number: 11742530Abstract: The present disclosure provides a battery pack including a housing, wherein the housing has a bottom portion and side walls extending upward around a periphery of the bottom portion; an upper portion opening is formed at top ends of the side walls extending upward; an upper cover is mounted on the upper portion opening of the housing; and the battery pack comprises: multiple flat battery cells; and a first end plate and a second end plate, wherein when the multiple battery cells are sequentially arranged and mounted into the housing from the upper portion opening, the first end plate and the second end plate are located at two end sides of the sequentially arranged multiple battery cells to laterally fix the sequentially arranged multiple battery cells. The two end plates may absorb deformation of the battery cell while expanding.Type: GrantFiled: November 9, 2017Date of Patent: August 29, 2023Assignees: CPS Technology Holdings LLC, Clarios Advanced Solutions GmbHInventors: Yingyao Fu, Binbin Fan, Chang Liu, Martin Wiegmann, Joerg Birkholz, Marco Jansen, Xugang Zhang, Jennifer L. Czarnecki
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Patent number: 11724606Abstract: The present disclosure provides a battery pack for a hybrid vehicle. The battery pack includes: multiple battery cells, a housing, a first end plate, a second end plate, a bearing plate and an upper cover, wherein the housing is provided with a bottom portion and side walls extending from the periphery of the bottom portion and forming an upper portion opening; the housing is configured for accommodating the multiple battery cells and the two end plates, when the multiple battery cells are sequentially arranged and mounted into the housing, the first end plate and the second end plate are located at two end sides of the sequentially arranged multiple battery cells to laterally fix the multiple battery cells; the bearing plate is mounted above the top portions of the multiple battery cells; and the upper cover is mounted above the housing to cover the upper portion opening of the housing.Type: GrantFiled: November 3, 2021Date of Patent: August 15, 2023Assignees: CPS Technology Holdings LLC, Clarios Advanced Solutions GmbHInventors: Binbin Fan, Liang Cheng, Wei Qu, Peng Song, Yingyao Fu, Chang Liu, Jason D. Fuhr, Martin Wiegmann, Xugang Zhang, Jennifer L. Czarnecki
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Patent number: 11724605Abstract: A lithium ion (Li-ion) battery module includes a module terminal configured to electrically couple the Li-ion battery module to an electrical connector of an external load. The module terminal includes a conductive component and a sealing shim secured to the conductive component, the sealing shim being formed from a polymeric material. The Li-ion battery module includes a housing containing a plurality of Li-ion battery cells and having an opening through which the conductive component of the module terminal at least partially protrudes. The sealing shim of the module terminal is directly secured to the housing and forms a seal isolating an interior of the housing from the external environment.Type: GrantFiled: January 6, 2021Date of Patent: August 15, 2023Assignee: Clarios Advanced Solutions GmbHInventors: Helge Brenner, Markus Hoh, Ralf Joswig, Martin Wiegmann
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Patent number: 11688900Abstract: A cell assembly, having a cell frame, into which bus bars and a thermal plate are integrated, and a lithium-ion pouch cell having a first face and a second face opposite the first face are provided. The pouch cell further includes positive and negative cell terminals arranged at a top end of the pouch cell, and a compression element. The cell frame is configured to receive and house the pouch cell and the compression element in a space defined by the thermal plate and the cell frame.Type: GrantFiled: June 1, 2018Date of Patent: June 27, 2023Assignee: CLARIOS ADVANCED SOLUTIONS GMBHInventors: Joerg Birkholz, Marco Jansen, Martin Wiegmann, Henning Eisermann, Ralf Joswig, Benjamin Schwarzien
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Patent number: 11600887Abstract: The present invention relates to a pressure relief element (11) to be used as an overpressure safety means in devices where a gaseous medium must be rapidly released in case of overpressure, wherein the pressure relief element (11) has at least one notch (9) which is designed as a predetermined breaking point where the pressure relief element (11) breaks at a certain level of overpressure, thereby irreversibly opening an exhaust path for the gaseous medium. The present invention also relates to a pressure relief device of an electrochemical battery, comprising such a pressure relief element and a battery comprising such a pressure relief device.Type: GrantFiled: December 17, 2021Date of Patent: March 7, 2023Assignee: CLARIOS ADVANCED SOLUTIONS GMBHInventors: Ralf Joswig, Martin Wiegmann, Helge Brenner, Markus Hoh, Kevin Chladek
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Publication number: 20220247042Abstract: The invention relates to an electrochemical cell unit for storing electrical energy, in which the electrochemical cell unit includes at least two lithium-ion pouch cells, a planar element for orienting the at least two lithium-ion pouch cells, and a cell carrier. The at least two lithium-ion pouch cells are provided in the cell carrier and are in electrical contact. The at least two lithium-ion pouch cells also have a first and a second terminal lug. The planar element is provided, preferably centrally, in the cell carrier and in addition, is sandwiched between the at least two lithium-ion pouch cells, at least some portions of the planar element being in contact with the pouch cells.Type: ApplicationFiled: April 20, 2022Publication date: August 4, 2022Inventors: Joerg BIRKHOLZ, Marco JANSEN, Henning EISERMANN, Ralf JOSWIG, Benjamin SCHWARZIEN, Martin WIEGMANN
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Patent number: 11342638Abstract: The invention relates to an electrochemical cell unit for storing electrical energy, in which the electrochemical cell unit includes at least two lithium-ion pouch cells, a planar element for orienting the at least two lithium-ion pouch cells, and a cell carrier. The at least two lithium-ion pouch cells are provided in the cell carrier and are in electrical contact. The at least two lithium-ion pouch cells also have a first and a second terminal lug. The planar element is provided, preferably centrally, in the cell carrier and in addition, is sandwiched between the at least two lithium-ion pouch cells, at least some portions of the planar element being in contact with the pouch cells.Type: GrantFiled: June 1, 2018Date of Patent: May 24, 2022Assignee: CLARIOS ADVANCED SOLUTIONS GMBHInventors: Joerg Birkholz, Marco Jansen, Henning Eisermann, Ralf Joswig, Benjamin Schwarzien, Martin Wiegmann
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Publication number: 20220109213Abstract: The present invention relates to a pressure relief element (11) to be used as an overpressure safety means in devices where a gaseous medium must be rapidly released in case of overpressure, wherein the pressure relief element (11) has at least one notch (9) which is designed as a predetermined breaking point where the pressure relief element (11) breaks at a certain level of overpressure, thereby irreversibly opening an exhaust path for the gaseous medium. The present invention also relates to a pressure relief device of an electrochemical battery, comprising such a pressure relief element and a battery comprising such a pressure relief device.Type: ApplicationFiled: December 17, 2021Publication date: April 7, 2022Inventors: Ralf Joswig, Martin Wiegmann, Helge Brenner, Markus Hoh, Kevin Chladek
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Publication number: 20220059893Abstract: The present disclosure provides a battery pack for a hybrid vehicle. The battery pack includes: multiple battery cells, a housing, a first end plate, a second end plate, a bearing plate and an upper cover, wherein the housing is provided with a bottom portion and side walls extending from the periphery of the bottom portion and forming an upper portion opening; the housing is configured for accommodating the multiple battery cells and the two end plates, when the multiple battery cells are sequentially arranged and mounted into the housing, the first end plate and the second end plate are located at two end sides of the sequentially arranged multiple battery cells to laterally fix the multiple battery cells; the bearing plate is mounted above the top portions of the multiple battery cells; and the upper cover is mounted above the housing to cover the upper portion opening of the housing.Type: ApplicationFiled: November 3, 2021Publication date: February 24, 2022Inventors: Binbin Fan, Liang Cheng, Wei Qu, Peng Song, Yingyao Fu, Chang Liu, Jason Fuhr, Martin Wiegmann, Xugang Zhang, Jennifer L. Czarnecki
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Patent number: 11239528Abstract: The present invention relates to a pressure relief element (11) to be used as an overpressure safety means in devices where a gaseous medium must be rapidly released in case of overpressure, wherein the pressure relief element (11) has at least one notch (9) which is designed as a predetermined breaking point where the pressure relief element (11) breaks at a certain level of overpressure, thereby irreversibly opening an exhaust path for the gaseous medium. The present invention also relates to a pressure relief device of an electrochemical battery, comprising such a pressure relief element and a battery comprising such a pressure relief device.Type: GrantFiled: July 21, 2020Date of Patent: February 1, 2022Assignee: CLARIOS ADVANCED SOLUTIONS GMBHInventors: Ralf Joswig, Martin Wiegmann, Helge Brenner, Markus Hoh, Kevin Chladek
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Patent number: 11177525Abstract: The present disclosure provides a battery pack for a hybrid vehicle. The battery pack includes: multiple battery cells, a housing, a first end plate, a second end plate, a bearing plate and an upper cover, wherein the housing is provided with a bottom portion and side walls extending from the periphery of the bottom portion and forming an upper portion opening; the housing is configured for accommodating the multiple battery cells and the two end plates, when the multiple battery cells are sequentially arranged and mounted into the housing, the first end plate and the second end plate are located at two end sides of the sequentially arranged multiple battery cells to laterally fix the multiple battery cells; the bearing plate is mounted above the top portions of the multiple battery cells; and the upper cover is mounted above the housing to cover the upper portion opening of the housing.Type: GrantFiled: November 9, 2017Date of Patent: November 16, 2021Assignee: CPS Technology Holdings LLCInventors: Binbin Fan, Liang Cheng, Wei Qu, Peng Song, Yingyao Fu, Chang Liu, Jason D. Fuhr, Martin Wiegmann, Xugang Zhang, Jennifer L. Czarnecki
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Publication number: 20210280926Abstract: A cell assembly, having a cell frame, into which a thermal plate is integrated, a lithium-ion pouch cell having positive and a negative cell terminals, wherein the positive and negative cell terminals have a substantially planar shape and are arranged at a top side of the pouch cell, and wherein the positive and negative cell terminals extend at least substantially perpendicular from the top side of the pouch cell, and a compression element, wherein the cell frame is configured to receive and house the pouch cell and the compression element in a space defined by the thermal plate and the cell frame.Type: ApplicationFiled: June 1, 2018Publication date: September 9, 2021Inventors: Marco JANSEN, Joerg BIRKHOLZ, Henning EISERMANN, Martin WIEGMANN, Ralf JOSWIG
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Publication number: 20210175562Abstract: A cell assembly, having a cell frame, into which bus bars and a thermal plate are integrated, and a lithium-ion pouch cell having a first face and a second face opposite the first face are provided. The pouch cell further includes positive and negative cell terminals arranged at a top end of the pouch cell, and a compression element. The cell frame is configured to receive and house the pouch cell and the compression element in a space defined by the thermal plate and the cell frame.Type: ApplicationFiled: June 1, 2018Publication date: June 10, 2021Inventors: Joerg BIRKHOLZ, Marco JANSEN, Martin WIEGMANN, Henning EISERMANN, Ralf JOSWIG, Benjamin SCHWARZIEN
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Publication number: 20210167472Abstract: The invention relates to an electrochemical cell unit for storing electrical energy, in which the electrochemical cell unit includes at least two lithium-ion pouch cells, a planar element for orienting the at least two lithium-ion pouch cells, and a cell carrier. The at least two lithium-ion pouch cells are provided in the cell carrier and are in electrical contact. The at least two lithium-ion pouch cells also have a first and a second terminal lug. The planar element is provided, preferably centrally, in the cell carrier and in addition, is sandwiched between the at least two lithium-ion pouch cells, at least some portions of the planar element being in contact with the pouch cells.Type: ApplicationFiled: June 1, 2018Publication date: June 3, 2021Inventors: Joerg BIRKHOLZ, Marco JANSEN, Henning EISERMANN, Ralf JOSWIG, Benjamin SCHWARZIEN, Martin WIEGMANN
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Publication number: 20210122251Abstract: A lithium ion (Li-ion) battery module includes a module terminal configured to electrically couple the Li-ion battery module to an electrical connector of an external load. The module terminal includes a conductive component and a sealing shim secured to the conductive component, the sealing shim being formed from a polymeric material. The Li-ion battery module includes a housing containing a plurality of Li-ion battery cells and having an opening through which the conductive component of the module terminal at least partially protrudes. The sealing shim of the module terminal is directly secured to the housing and forms a seal isolating an interior of the housing from the external environment.Type: ApplicationFiled: January 6, 2021Publication date: April 29, 2021Inventors: Helge Brenner, Markus Hoh, Ralf Joswig, Martin Wiegmann
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Patent number: 10906409Abstract: A lithium ion (Li-ion) battery module includes a module terminal configured to electrically couple the Li-ion battery module to an electrical connector of an external load. The module terminal includes a conductive component and a sealing shim secured to the conductive component, the sealing shim being formed from a polymeric material. The Li-ion battery module includes a housing containing a plurality of Li-ion battery cells and having an opening through which the conductive component of the module terminal at least partially protrudes. The sealing shim of the module terminal is directly secured to the housing and forms a seal isolating an interior of the housing from the external environment.Type: GrantFiled: March 3, 2017Date of Patent: February 2, 2021Assignee: Clarios Advanced Solutions GMBHInventors: Helge Brenner, Markus Hoh, Ralf Joswig, Martin Wiegmann
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Publication number: 20200350528Abstract: The present invention relates to a pressure relief element (11) to be used as an overpressure safety means in devices where a gaseous medium must be rapidly released in case of overpressure, wherein the pressure relief element (11) has at least one notch (9) which is designed as a predetermined breaking point where the pressure relief element (11) breaks at a certain level of overpressure, thereby irreversibly opening an exhaust path for the gaseous medium. The present invention also relates to a pressure relief device of an electrochemical battery, comprising such a pressure relief element and a battery comprising such a pressure relief device.Type: ApplicationFiled: July 21, 2020Publication date: November 5, 2020Inventors: Ralf Joswig, Martin Wiegmann, Helge Brenner, Markus Hoh, Kevin Chladek
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Publication number: 20200328398Abstract: A connection pole for a rechargeable battery. The connection pole has a connection region for securing a pole terminal to the connection pole, and a securing region for securing the connection pole to a housing part of the rechargeable battery. A circumferential projection is provided in an end region of the securing region facing towards the connection region, said projection having at least substantially an annular shape and being provided with a tooth system on its outer circumference for the purpose of prevention rotation of the connection pole. A circumferential sealing projection is provided, in the end region of the securing region facing towards the connection region, between the circumferential projection provided with the tooth system and the connection region, said sealing projection being of at least substantially circular-ring shaped design.Type: ApplicationFiled: October 25, 2017Publication date: October 15, 2020Inventor: Martin Wiegmann