Patents by Inventor Joerg Birkholz
Joerg Birkholz 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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Patent number: 11888169Abstract: An energy storage module comprising a plurality of electrochemical cells for storing electric energy and comprising at least one contacting device for electrically contacting the plurality of electrochemical cells. Each of the electrochemical cells has a first flat connection lug for contacting a first electrode of the respective electrochemical cell and a second flat connection lug for contacting a second electrode of the respective electrochemical cell. The electrochemical cells are arranged in a stacked formation and form a cell pack such that the first and second flat connection lugs extend outwards from two opposing sides of the cell pack in an at least substantially perpendicular manner. According to the invention, the at least one contacting device is substantially comb-shaped in particular and has a plurality of teeth which are formed and arranged such that a first or second connection lug is or can be received between two adjacent teeth.Type: GrantFiled: November 11, 2021Date of Patent: January 30, 2024Assignee: CLARIOS ADVANCED SOLUTIONS GMBHInventors: Henning Eisermann, Benjamin Schwarzien, Joerg Birkholz, Marco Jansen, Ralf Joswig
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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: 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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Publication number: 20230124560Abstract: A battery module is described herein. The example battery module incldues a housing, a pluarlity of battery cells, and at least one cell-swelling restraint feature. The example cell-swelling restraint feature includes a cradle, side walls, and heat-staking features. The example battery module also includes an isolation feature positioned between the restraint feature and the battery cells to provide electrical insulation.Type: ApplicationFiled: January 22, 2021Publication date: April 20, 2023Inventors: Nicholas E. Elison, Eric Kar Wai Lee, Jordan Petrie, Dale B. Trester, Marco Jansen, Joerg Birkholz
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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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Patent number: 11322794Abstract: The present disclosure provides a battery pack including: multiple flat battery cells, a housing, a bearing plate and an upper cover, wherein a middle recessed portion is formed between the protruding battery cell anode and battery cell cathode disposed on the top portion of each of the multiple battery cells; a surface of the middle recessed portion is provided with at least one seal-breakable opening arranged to discharge the gas generated in the battery cell when broken; the multiple middle recessed portions at the top portions of the multiple battery cells form a battery top portion through-slot; a bottom portion of the bearing plate is provided with a bearing plate bottom portion through-slot; the bearing plate bottom portion through-slot is press-fitted with the battery top portion through-slot to form a lateral gas discharging passage wherein one end of the lateral gas discharging passage is provided with an outlet, and another end of the lateral gas discharging passage is blocked.Type: GrantFiled: November 9, 2017Date of Patent: May 3, 2022Assignees: CPS Technology Holdings LLC, Clarios Advanced Solutions GmbHInventors: Chang Liu, Yingyao Fu, Binbin Fan, Joerg Birkholz
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Publication number: 20220069397Abstract: An energy storage module comprising a plurality of electrochemical cells for storing electric energy and comprising at least one contacting device for electrically contacting the plurality of electrochemical cells. Each of the electrochemical cells has a first flat connection lug for contacting a first electrode of the respective electrochemical cell and a second flat connection lug for contacting a second electrode of the respective electrochemical cell. The electrochemical cells are arranged in a stacked formation and form a cell pack such that the first and second flat connection lugs extend outwards from two opposing sides of the cell pack in an at least substantially perpendicular manner. According to the invention, the at least one contacting device is substantially comb-shaped in particular and has a plurality of teeth which are formed and arranged such that a first or second connection lug is or can be received between two adjacent teeth.Type: ApplicationFiled: November 11, 2021Publication date: March 3, 2022Inventors: Henning EISERMANN, Benjamin SCHWARZIEN, Joerg BIRKHOLZ, Marco JANSEN, Ralf JOSWIG
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Patent number: 11196118Abstract: The invention relates to an energy storage module comprising a plurality of electrochemical cells for storing electric energy and comprising at least one contacting device for electrically contacting the plurality of electrochemical cells. Each of the plurality of electrochemical cells has a first flat connection lug for contacting a first electrode of the respective electrochemical cell and a second flat connection lug for contacting a second electrode of the respective electrochemical cell. The plurality of electrochemical cells are arranged in a stacked formation and form a cell pack such that the first and second flat connection lugs extend outwards from two opposing sides of the cell pack in an at least substantially perpendicular manner. According to the invention, the at least one contacting device is substantially comb-shaped in particular and has a plurality of teeth which are formed and arranged such that a first or second connection lug is received or can be received between two adjacent teeth.Type: GrantFiled: October 6, 2017Date of Patent: December 7, 2021Assignee: CLARIOS ADVANCED SOLUTIONS GMBHInventors: Henning Eisermann, Benjamin Schwarzien, Joerg Birkholz, Marco Jansen, Ralf Joswig
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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: 20190363324Abstract: The present disclosure provides a battery pack including: multiple flat battery cells, a housing, a bearing plate and an upper cover, wherein a middle recessed portion is formed between the protruding battery cell anode and battery cell cathode disposed on the top portion of each of the multiple battery cells; a surface of the middle recessed portion is provided with at least one seal-breakable opening arranged to discharge the gas generated in the battery cell when broken; the multiple middle recessed portions at the top portions of the multiple battery cells form a battery top portion through-slot; a bottom portion of the bearing plate is provided with a bearing plate bottom portion through-slot; the bearing plate bottom portion through-slot is press-fitted with the battery top portion through-slot to form a lateral gas discharging passage wherein one end of the lateral gas discharging passage is provided with an outlet, and another end of the lateral gas discharging passage is blocked.Type: ApplicationFiled: November 9, 2017Publication date: November 28, 2019Inventors: Chang Liu, Yingyao Fu, Binbin Fan, Joerg Birkholz
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Publication number: 20190273232Abstract: 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: November 9, 2017Publication date: September 5, 2019Inventors: Yingyao Fu, Binbin Fan, Chang Liu, Martin Wiegmann, Joerg Birkholz, Marco Jensen, Xugang Zhang, Jennifer L. Czarnecki
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Patent number: 9705121Abstract: The present disclosure includes a battery module having a power assembly that includes a plurality of battery cells and a plurality of bus bars that electrically couples a terminal of each of the plurality of battery cells to a terminal of an adjacent battery cell of the plurality of battery cells. The battery module also includes a lead frame that includes a plurality of cell taps respectively electrically coupled to the plurality of bus bars of the power assembly, and a plurality of leads that extends from the plurality of cell taps. The lead frame also includes a plurality of broken interconnects that electrically isolates the plurality of cell taps from one another and electrically isolates the plurality of leads from one another.Type: GrantFiled: August 17, 2015Date of Patent: July 11, 2017Assignee: Johnson Controls Technology CompanyInventors: Jason D. Fuhr, Joerg Birkholz, Jonathan P. Lobert, Marco Jansen, Martin Wiegmann, Richard M. DeKeuster, Robert J. Mack
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Publication number: 20160049630Abstract: The present disclosure includes a battery module having a power assembly that includes a plurality of battery cells and a plurality of bus bars that electrically couples a terminal of each of the plurality of battery cells to a terminal of an adjacent battery cell of the plurality of battery cells. The battery module also includes a lead frame that includes a plurality of cell taps respectively electrically coupled to the plurality of bus bars of the power assembly, and a plurality of leads that extends from the plurality of cell taps. The lead frame also includes a plurality of broken interconnects that electrically isolates the plurality of cell taps from one another and electrically isolates the plurality of leads from one another.Type: ApplicationFiled: August 17, 2015Publication date: February 18, 2016Inventors: Jason D. Fuhr, Joerg Birkholz, Jonathan P. Lobert, Marco Jansen, Martin Wiegmann, Richard M. DeKeuster, Robert J. Mack
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Patent number: 8702282Abstract: A light signal contains a semiconductor light source and a convex lens system for representing signal aspects, especially on rail-bound traffic routes. In order to eliminate the need for monochrome semiconductor light sources, the semiconductor light source is a white point light source. A signal aspect-specific color filter is provided in the aperture region of the point light source.Type: GrantFiled: July 27, 2010Date of Patent: April 22, 2014Assignee: Siemens AktiengesellschaftInventors: Joerg Birkholz, Rolf Eckl, Uwe Frost, Kay Koester, Zeljko Marincic, Norbert Poepplow
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Publication number: 20120162997Abstract: A light signal contains a semiconductor light source and an optical system for representing signal aspects (properties), especially on rail-bound traffic routes. In order to obtain the advantageous properties of filament light signals, especially with respect to the beam spread in horizontal direction, the semiconductor light source is configured as a point light source, especially as an individual LED—light-emitting diode—or as an individual HLED—high current LED—and the optical system has an axially symmetric cylindrical lens and a rotationally symmetric convex lens, especially a Fresnel lens.Type: ApplicationFiled: July 27, 2010Publication date: June 28, 2012Applicant: SIEMENS AKTIENGESELLSCHAFTInventors: Joerg Birkholz, Rolf Eckl, Uwe Frost, Kay Koester, Zeljko Marincic, Norbert Poepplow