Patents by Inventor Stefan Kaufmann
Stefan Kaufmann 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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Patent number: 11964414Abstract: The present invention relates to a guiding and centering device (10) for a forming tool (2), in particular an injection molding or die-casting tool, comprising a first mold half (1) and a second mold half (5) which are guided by guide means (7) from a closed position in which the respective separating surfaces of both mold halves (1; 5) are pressed against one another into an opened position and vice versa. This guiding and centering device (10) comprises a protruding guiding body (4) formed as a circular cylindrical bolt (12) provided at the first mold half (1), a guiding recess (6) formed as a bush (14) with an circular cylindrical inner surface (20) provided at the second mold half (5) and a rolling element cage (16) with rolling elements (17) inserted in rows (18), by means of which the two mold halves (1; 5) are guided and precisely centered in the closed position.Type: GrantFiled: August 25, 2021Date of Patent: April 23, 2024Assignee: AGATHON AG, MASCHINENFABRIKInventors: Christoph Meier, Niklas Kaufmann, Stefan Nobs
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Publication number: 20240123850Abstract: An electric vehicle charging connector includes contact elements that are electrically connected to a cable. The contact elements comprise a block portion and at least one contact finger extending from the block portion, and a cooling tube for forced cooling that includes a liquid coolant for cooling at least one of the contact elements. The cooling tube is fluidly connected to an internal cooling channel of the contact element. The cooling channel extends from the block portion into the contact finger so that both parts are cooled by the cooling fluid.Type: ApplicationFiled: December 22, 2023Publication date: April 18, 2024Applicant: ABB E-mobility B.V.Inventors: Francisco Garcia-Ferre, Lilian Kaufmann, Pedram Kheiri, Stefan Raaijmakers, Wiebe Zoon
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Publication number: 20240086667Abstract: A method for manufacturing a portable data carrier by means of a continuous manufacturing method, comprises the steps: providing at least one foil as a rolled good, unrolling at least one first foil, with at least a first foil being coated at least partly with an adhesive on at least one side, with at least the first foil being scored on at least one side along at least one creasing edge, with at least the first foil being folded up in precise fit along at least one creasing edge and bonded, with the foil being folded up in the direction of the side which is coated with adhesive, with the side coated with adhesive being arranged on the opposite side of the foil which has at least one scored creasing edge along which it is folded.Type: ApplicationFiled: November 21, 2023Publication date: March 14, 2024Inventors: Stefan BANNERT, Peter KAUFMANN, Lucas PERLITZ, Thomas TARANTINO, Robert GRIESMEIER, Tatjana MOSTHOF, Cordula REGENSBURGER
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Publication number: 20240086668Abstract: A method for manufacturing a portable data carrier by means of a continuous manufacturing method, comprises the steps: providing at least one foil as a rolled good, unrolling at least one first foil, with at least a first foil being coated at least partly with an adhesive on at least one side, with at least the first foil being scored on at least one side along at least one creasing edge, with at least the first foil being folded up in precise fit along at least one creasing edge and bonded, with the foil being folded up in the direction of the side which is coated with adhesive, with the side coated with adhesive being arranged on the opposite side of the foil which has at least one scored creasing edge along which it is folded.Type: ApplicationFiled: November 21, 2023Publication date: March 14, 2024Inventors: Stefan BANNERT, Peter KAUFMANN, Lucas PERLITZ, Thomas TARANTINO, Robert GRIESMEIER, Tatjana MOSTHOF, Cordula REGENSBURGER
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Publication number: 20240086666Abstract: A method for manufacturing a portable data carrier by means of a continuous manufacturing method, comprises the steps: providing at least one foil as a rolled good, unrolling at least one first foil, with at least a first foil being coated at least partly with an adhesive on at least one side, with at least the first foil being scored on at least one side along at least one creasing edge, with at least the first foil being folded up in precise fit along at least one creasing edge and bonded, with the foil being folded up in the direction of the side which is coated with adhesive, with the side coated with adhesive being arranged on the opposite side of the foil which has at least one scored creasing edge along which it is folded.Type: ApplicationFiled: November 21, 2023Publication date: March 14, 2024Inventors: Stefan BANNERT, Peter KAUFMANN, Lucas PERLITZ, Thomas TARANTINO, Robert GRIESMEIER, Tatjana MOSTHOF, Cordula REGENSBURGER
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Patent number: 10662940Abstract: A high-pressure fuel pump includes a housing, at least one piston, and a sealing device. The device is positioned on the piston so as to surround the piston, and includes a seal carrier. The carrier is connected, at least in sections, to the housing, and includes at least one radially peripheral portion that is materially bonded to the housing via a capacitor discharge weld connection. Such a pump enables improved cycle times and reduced error rates during production.Type: GrantFiled: April 7, 2016Date of Patent: May 26, 2020Assignee: Robert Bosch GmbHInventors: Christoph Lehmeier, Torsten Schoene, Stefan Brueckl, Soeren Stritzel, Heiko Jahn, Stefan Kaufmann, Achim Laub, Manuel Wacker
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Patent number: 10478913Abstract: A method for resistance welding a first component to a second component including inserting the second component, at least by a connecting region, into an opening of the first component by a insertion distance and welding the first component to the second component in the process. An internal dimension of the opening and an external dimension of the connecting region are configured similar to a press fit with each other. The insertion distance is limited by an adjustable external distance limiter. A device is configured for resistance welding the first component to the second component.Type: GrantFiled: June 1, 2015Date of Patent: November 19, 2019Assignee: Robert Bosch GmbHInventors: Joerg Echtermeyer, Guenther Schaechtner, Stefan Kaufmann, Peter Andretzky
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Publication number: 20180135619Abstract: A high-pressure fuel pump includes a housing, at least one piston, and a sealing device. The device is positioned on the piston so as to surround the piston, and includes a seal carrier. The carrier is connected, at least in sections, to the housing, and includes at least one radially peripheral portion that is materially bonded to the housing via a capacitor discharge weld connection. Such a pump enables improved cycle times and reduced error rates during production.Type: ApplicationFiled: April 7, 2016Publication date: May 17, 2018Inventors: Christoph Lehmeier, Torsten Schoene, Stefan Brueckl, Soeren Stritzel, Heiko Jahn, Stefan Kaufmann, Achim Laub, Manuel Wacker
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Publication number: 20150352657Abstract: A method for resistance welding a first component to a second component including inserting the second component, at least by a connecting region, into an opening of the first component by a insertion distance and welding the first component to the second component in the process. An internal dimension of the opening and an external dimension of the connecting region are configured similar to a press fit with each other. The insertion distance is limited by an adjustable external distance limiter. A device is configured for resistance welding the first component to the second component.Type: ApplicationFiled: June 1, 2015Publication date: December 10, 2015Inventors: Joerg Echtermeyer, Guenther Schaechtner, Stefan Kaufmann, Peter Andretzky
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Publication number: 20150048078Abstract: Soldering equipment for connecting solar cells includes an inductor loop for generating a high-frequently magnetic field for soldering conductors to the solar cells and holding-down devices, which devices penetrate the inductor loop, for pressing the conductor onto the conductor tracks of the solar cells. A field-concentrator element of a ferrite material is arranged in each holding-down pin of the holding-down device, whereby the magnetic field can be locally amplified and concentrated.Type: ApplicationFiled: August 8, 2014Publication date: February 19, 2015Inventors: Peter Morf, Adolf Hofer, Stefan Kaufmann
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Publication number: 20140332050Abstract: A solar cell string having a plurality of solar cells disposed in a row includes contact elements for electrically connecting the solar cells. The contact elements have cup-shaped indentations, created through deep-drawing or stamping, that establish contact with the solar cells through holes in insulating strips applied to the solar cells.Type: ApplicationFiled: April 22, 2014Publication date: November 13, 2014Inventors: Stefan Kaufmann, Adolf Hofer
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Publication number: 20140060615Abstract: A device for electrically connecting back surface solar cells to form a solar cell string includes an application unit for applying double-sided adhesive insulating strips to the solar cells disposed behind one another along a longitudinal axis, which insulating strips are attached to the solar cells by pressing. The device has an assembly unit for positioning electrical conductor elements on the insulating strips for connecting two adjacent solar cells. The conductor elements are flexible components for creating stress relief structures that are produced in a shaping unit disposed next to the application unit.Type: ApplicationFiled: August 29, 2013Publication date: March 6, 2014Inventors: Adrian Gretler, Stefan Kaufmann, Adolf Hofer
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Patent number: 8227418Abstract: The present invention relates to the use of an alpha-defensin in the manufacture of a medicament for the treatment, amelioration or prevention of a disease caused by Bacillus anthracis (B anthracis) infection. Furthermore, methods for the treatment of an B. anthracis infection as well as methods of protection against a B. anthracis infection, e.g. a vaccination are described.Type: GrantFiled: July 21, 2005Date of Patent: July 24, 2012Assignee: Max-Planck-Gesellschaft zur Foderung der Wissenschaften E.V.Inventors: Chun Kim, Stefan Kaufmann, Nadesan Gajendran
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Publication number: 20100243148Abstract: An apparatus for laminating a solar module includes a form-cutting unit for form-cutting lamination foil, a holding apparatus for holding the laminating foil in a form-cutting position when form-cutting with at least one cutter, and a laying unit for laying a form-cut laminating foil piece in a laying position on a carrier plate. The apparatus further includes a cutting-off unit for cutting-off the piece of lamination foil from a foil unroller and a pull-out unit for pulling-out the lamination foil into the form-cutting position on a cutting table.Type: ApplicationFiled: March 10, 2010Publication date: September 30, 2010Inventors: Stefan Kaufmann, Walter Gratzer
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Publication number: 20100143416Abstract: The present invention relates to the use of an alpha-defensin in the manufacture of a medicament for the treatment, amelioration or prevention of a disease caused by Bacillus anthracis (B anthracis) infection. Furthermore, methods for the treatment of an B. anthracis infection as well as methods of protection against a B. anthracis infection, e.g. a vaccination are described.Type: ApplicationFiled: July 21, 2005Publication date: June 10, 2010Inventors: Chun Kim, Stefan Kaufmann, Nadesan Gajendran
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Patent number: 7582919Abstract: The invention relates to a power semiconductor module having at least one semiconductor chip (11) made of a semiconductor material and having a first and a second main electrode (12, 13), a first and a second main connection (91, 92) and a contact lamina (2) in electrical contact with the first main electrode (12) and the first main connection (92). The contact lamina (2) contains an alloying partner which can form a eutectic with the semiconductor material. According to the invention, the contact lamina is coated with an electrically conductive protective layer (31, 32) that prevents formation of a fixed material connection between the first main electrode (12) and the contact lamina (2).Type: GrantFiled: August 15, 2003Date of Patent: September 1, 2009Assignee: ABB Schweiz AGInventors: Jérôme Assal, Stefan Kaufmann
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Publication number: 20070134267Abstract: The present invention relates to novel recombinant vaccines providing protective immunity against tuberculosis. Further, the present invention refers to novel recombinant nucleic acid molecules, vectors containing said nucleic acid molecules, cells transformed with said nucleic acid molecules and polypeptides encoded by said nucleic acid molecules.Type: ApplicationFiled: April 23, 2004Publication date: June 14, 2007Applicant: MAX-PLANCK-GESELLSCHAFT zur FOERDERUNG der WISSENSCHAFTEN.e.VInventors: Leander Grode, Stefan Kaufmann, Barbel Raupach, Jurgen Hess
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Patent number: 7082708Abstract: The invention relates to a method for repairing coating damage and/or erosion damage on the internal surface of a weapon barrel by overlaying the respectively damaged barrel region with a suitable coating material and, if necessary, reworking it mechanically. To ensure that coating damages and/or erosion damages on a weapon barrel can be repaired easily, safely and cost-effectively, without resulting in a considerable weakening of the weapon barrel, according to the invention, deposit of the coating material is via overlay welding onto the respectively damaged barrel region.Type: GrantFiled: June 14, 2004Date of Patent: August 1, 2006Assignee: Rheinmetall W & M GmbHInventor: Stefan Kaufmann
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Publication number: 20060087023Abstract: The invention relates to a power semiconductor module having at least one semiconductor chip (11) made of a semiconductor material and having a first and a second main electrode (12, 13), a first and a second main connection (91, 92) and a contact lamina (2) in electrical contact with the first main electrode (12) and the first main connection (92). The contact lamina (2) contains an alloying partner which can form a eutectic with the semiconductor material. According to the invention, the contact lamina is coated with an electrically conductive protective layer (31, 32) that prevents formation of a fixed material connection between the first main electrode (12) and the contact lamina (2).Type: ApplicationFiled: August 15, 2003Publication date: April 27, 2006Applicant: ABB Schweiz AGInventors: Jerome Assal, Stefan Kaufmann
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Patent number: 7005739Abstract: The stackable power semiconductor module comprises electrically conductive base plates, an electrically conductive cover plate and a plurality of semiconductor chips. The semiconductor chips are arranged in groups of several on separate base plates in preassembled submodules. The base plates are moveable towards the cover plate. The submodules are paralleled inside the module housing. The submodules are fully testable according to their current ratings. Altering the number of submodules paralleled inside the housing can vary the overall current rating of a module.Type: GrantFiled: May 30, 2002Date of Patent: February 28, 2006Assignee: ABB Schweiz AGInventors: Stefan Kaufmann, Thomas Lang, Egon Herr, Mauro Nicola, Soto Gekenidis