Patents by Inventor Martin Fuchs
Martin Fuchs 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: 12288654Abstract: A switch (30) for a hand-held power tool (10) or as a component of a hand-held power tool (10), which has an electric drive motor (16) that can be switched by the switch (30). The switch (30) has a switch housing (33) with a switch chamber (35) in which a switch actuator (75) that can be moved between at least two switch positions (ML, MR) is arranged in order to actuate an electric switch element, said switch actuator being kinetically coupled, by means of a transmission element (70), to a switch (30) actuation element (32), which is arranged outside the switch housing (33) and can be moved between at least two actuation positions (R, L), wherein the transmission element (70) passes through a through-opening (54) on a wall of the switch housing (33) such that the switch actuator (75) can be moved by moving the actuation element (32) in order to actuate the switch element (24).Type: GrantFiled: May 20, 2020Date of Patent: April 29, 2025Assignee: Festool GmbHInventors: Martin Fuchs, Philipp Huggenberger
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Publication number: 20230155211Abstract: An example energy storage system includes an enclosure. The enclosure includes at least one door. The enclosure stores a plurality of battery racks. Each battery rack holds a respective plurality of battery modules. The enclosure further stores a plurality of plenums. The plurality of plenums includes a left plenum and a right plenum coupled together to form an enclosed channel around the plurality of battery racks to direct air to the plurality of battery racks. The enclosure further stores a plurality of heating, ventilation, and air conditioning (HVAC) systems mounted on the at least one door to supply air to the left plenum and the right plenum. Each HVAC system includes a respective supply vent and a respective return vent. The left plenum and the right plenum each include a plenum interface for coupling to the respective supply vent or the respective return vent.Type: ApplicationFiled: May 4, 2021Publication date: May 18, 2023Inventors: Dishant Saurin Parikh, Vishakh Brahmanand Dwivedi, Wells Case Jacobson, Jr., Brett Galura, Pranit Parekh, Martin Fuchs
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Patent number: 11588303Abstract: An apparatus for igniting a fuel mixture provides an ignition system for generating a high-voltage ignition voltage, a circuit device comprising a circuit for superimposing a high-frequency signal on to the high-voltage ignition voltage, a spark plug in an engine block, and a transmission element having a high-voltage conductor which is guided in an insulation element. The high-voltage conductor is used for transmitting the ignition voltage, onto which the high-frequency signal has been superimposed, to the spark plug. Further provided is an electrically conducting shielding element which surrounds the high-voltage conductor in an electromagnetically shielding manner at least along one portion of the longitudinal axis of the high-voltage conductor. The shielding element is connected in an electrically conducting manner to a ground potential of the circuit device and establishes a connection between the ground potential of the circuit device and a ground electrode of the spark plug.Type: GrantFiled: July 26, 2019Date of Patent: February 21, 2023Assignee: Rosenberger Hochfrequenztechnik GmbH & Co. KGInventors: Andreas Gruber, Martin Fuchs, Gunnar Armbrecht
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Publication number: 20230021752Abstract: The present invention relates to methods for detecting, enriching, and analyzing rare cells that are present in the blood, e.g. fetal cells. The invention further features methods of analyzing rare cell(s) to determine the presence of an abnormality, disease or condition in a subject, e.g. a fetus by analyzing a cellular sample from the subject.Type: ApplicationFiled: February 14, 2022Publication date: January 26, 2023Inventors: Ravi Kapur, Mehmet Toner, Zihua Wang, Martin Fuchs
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Patent number: 11462889Abstract: The invention relates to an apparatus for igniting a fuel mixture. Set apparatus comprises an ignition system for generating a high-voltage ignition voltage as well as a circuit device comprising a circuit for superimposing a high-frequency signal on to the high-voltage ignition voltage. The apparatus further comprises a spark plug in an engine block as well as a transmission element for transmitting the ignition voltage, onto which the high-frequency signal has been superimposed, to the spark plug. The transmission element includes a contact element which is provided with an electrically conductive coating along at least one portion of the longitudinal axis of the contact element, the impedance of the coding being lower than the impedance of the contact element.Type: GrantFiled: July 26, 2019Date of Patent: October 4, 2022Assignee: Rosenberger Hochfrequenztechnik GmbH & Co. KGInventors: Martin Fuchs, Gunnar Armbrecht, Willem Blakborn
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Patent number: 11418124Abstract: The present invention relates to a circuit for switching an AC voltage. It contains an input terminal able to be connected to an AC voltage source, an output terminal able to be connected to a load impedance, and a first series circuit. This series circuit comprises a diode and a circuit for storing electrical charges. The series circuit has a first end connection that is connected to the input terminal and a second end connection that is connected to the output terminal. The circuit for switching an AC voltage furthermore contains a DC voltage source, which is connected to an electrical connection between the diode and the input terminal or to an electrical connection between the diode and the output terminal and is designed to impress a DC current in the diode. The circuit for switching an AC voltage finally contains a first switch that is connected to an electrical connection between the diode and the circuit for storing electrical charges at one terminal.Type: GrantFiled: May 10, 2019Date of Patent: August 16, 2022Assignee: ROSENBERGER HOCHFREQUENZTECHNIK GMBHInventors: Martin Fuchs, Christoph Huber, Johannes Winkler, Sven Gröger, Marcel Van Delden, Gordon Notzon, Thomas Musch
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Publication number: 20220230818Abstract: A switch (30) for a hand-held power tool (10) or as a component of a hand-held power tool (10), which has an electric drive motor (16) that can be switched by the switch (30). The switch (30) has a switch housing (33) with a switch chamber (35) in which a switch actuator (75) that can be moved between at least two switch positions (ML, MR) is arranged in order to actuate an electric switch element, said switch actuator being kinetically coupled, by means of a transmission element (70), to a switch (30) actuation element (32), which is arranged outside the switch housing (33) and can be moved between at least two actuation positions (R, L), wherein the transmission element (70) passes through a through-opening (54) on a wall of the switch housing (33) such that the switch actuator (75) can be moved by moving the actuation element (32) in order to actuate the switch element (24).Type: ApplicationFiled: May 20, 2020Publication date: July 21, 2022Inventors: Martin Fuchs, Philipp Huggenberger
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Patent number: 11361900Abstract: The present invention relates to an ignition coil for generating a high-voltage pulse with a superimposed high-frequency voltage. The ignition coil comprises a first coil arranged on the primary side, a second coil arranged on the secondary side, a magnetic core and a third coil. The windings of the first coil and of the second coil are wound around the magnetic core. The second coil and the third coil are electrically connected to one another. A high-frequency terminal, which receives the high-frequency voltage, is electrically connected to the second coil and to the third coil.Type: GrantFiled: September 9, 2019Date of Patent: June 14, 2022Assignee: ROSENBERGER HOCHFREQUENZTECHNIK GMBH & CO. KGInventors: Martin Fuchs, Steffen Thies
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Patent number: 11261492Abstract: The present invention relates to methods for detecting, enriching, and analyzing rare cells that are present in the blood, e.g. fetal cells. The invention further features methods of analyzing rare cell(s) to determine the presence of an abnormality, disease or condition in a subject, e.g. a fetus by analyzing a cellular sample from the subject.Type: GrantFiled: October 7, 2019Date of Patent: March 1, 2022Assignees: The General Hospital Corporation, Verinata Health, Inc., GPB Scientific, LLCInventors: Ravi Kapur, Mehmet Toner, Zihua Wang, Martin Fuchs
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Patent number: 11223258Abstract: The invention relates to an electric motor comprising a rotor and a stator, the hollow cylindrical stator of which has a distributed winding consisting of multiple circumferential coil layers arranged one over the other in layers with a winding head. A temperature sensor for detecting a winding head temperature is arranged in the winding head. A dimensionally stable sensor receiving element with a functional section having a receiving area for the temperature sensor is provided which is added between two adjacent coil layers arranged one over the other such that the functional section is fixed in the winding head between the two coil layers that are spread apart by the introduction of the functional section and that the temperature sensor can be inserted into and removed from the receiving area through an opening arranged in a base section of the sensor receiving element, wherein the receiving area is delimited on one hand sectionally by the functional section and on the other hand sectionally by the winding.Type: GrantFiled: February 22, 2018Date of Patent: January 11, 2022Assignee: VOLKSWAGEN AKTIENGESELLSCHAFTInventors: Martin Fuchs, Peter Bahrmann, Nils Wilhelm
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Patent number: 11196322Abstract: In a method for manufacturing an electric motor comprising a rotor and a stator a placeholder for a temperature sensor is inserted in the axial direction between a first coil layer and an adjacent second coil layer of a winding head such that the placeholder is situated in a gap-shaped recess extending between the first and the second coil layers, the first coil layer is then pressed onto a circumferential surface of the placeholder and onto the second coil layer and is plastically deformed such that a space between the lateral surfaces of the two coil layers and the circumferential surface of the placeholder is reduced, and a contact surface between the lateral surface of the first coil layer and the circumferential surface of the placeholder is enlarged. By removing the placeholder, a receiving chamber is subsequently formed in the winding head, into which a temperature sensor is then inserted.Type: GrantFiled: June 20, 2017Date of Patent: December 7, 2021Assignee: Volkswagen AktiengesellschaftInventors: Martin Fuchs, Johannes Daniel Knöppel, Nils Wilhelm, Alex Wist, David Müller
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Publication number: 20210305787Abstract: An apparatus for igniting a fuel mixture provides an ignition system for generating a high-voltage ignition voltage, a circuit device comprising a circuit for superimposing a high-frequency signal on to the high-voltage ignition voltage, a spark plug in an engine block, and a transmission element having a high-voltage conductor which is guided in an insulation element. The high-voltage conductor is used for transmitting the ignition voltage, onto which the high-frequency signal has been superimposed, to the spark plug. Further provided is an electrically conducting shielding element which surrounds the high-voltage conductor in an electromagnetically shielding manner at least along one portion of the longitudinal axis of the high-voltage conductor. The shielding element is connected in an electrically conducting manner to a ground potential of the circuit device and establishes a connection between the ground potential of the circuit device and a ground electrode of the spark plug.Type: ApplicationFiled: July 26, 2019Publication date: September 30, 2021Inventors: Andreas Gruber, Martin Fuchs, Gunnar Armbrecht
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Patent number: 11097391Abstract: A spindle arrangement for a machine tool, comprising a spindle for driving a tool and at least one actuator for exciting vibration of the tool, characterized in that the spindle arrangement is provided with a compensation device for at least partly compensating the inertia forces produced by the vibration excitation in the spindle region.Type: GrantFiled: January 26, 2016Date of Patent: August 24, 2021Assignee: TECHNISCHE UNIVERSITÄT WIENInventors: Friedrich Bleicher, Christoph Habersohn, Martin Fuchs
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Publication number: 20210218232Abstract: The invention relates to an apparatus for igniting a fuel mixture. Set apparatus comprises an ignition system for generating a high-voltage ignition voltage as well as a circuit device comprising a circuit for superimposing a high-frequency signal on to the high-voltage ignition voltage. The apparatus further comprises a spark plug in an engine block as well as a transmission element for transmitting the ignition voltage, onto which the high-frequency signal has been superimposed, to the spark plug. The transmission element includes a contact element which is provided with an electrically conductive coating along at least one portion of the longitudinal axis of the contact element, the impedance of the coding being lower than the impedance of the contact element.Type: ApplicationFiled: July 26, 2019Publication date: July 15, 2021Inventors: Martin Fuchs, Gunnar Armbrecht, Willem Blakborn
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Patent number: 10982641Abstract: An ignition device for igniting an air/fuel mixture in a combustion chamber, in particular of an internal combustion engine, having a spark plug which has a first electrode and a second electrode, having a high voltage source for generating an electrical high voltage pulse at an output of the high voltage source, and having a high frequency voltage source for generating an electrical high frequency alternating voltage at an output of the high frequency voltage source, wherein the output of the high voltage source is connected electrically to the first electrode of the spark plug via a first electrical conduction path in such a way that the high voltage pulse is present at the first electrode, wherein the output of the high frequency voltage source is connected electrically to the second electrode via a second electrical conduction path in such a way that the high frequency alternating voltage is present at the second electrode.Type: GrantFiled: March 23, 2017Date of Patent: April 20, 2021Assignee: Rosenberger Hochfrequenztechnik GMBH & CO. KGInventors: Gunnar Armbrecht, Martin Fuchs, Michael Wollitzer, Marcel Van Delden, Thomas Musch, Sven Groger, Andre Bergner, Gordon Notzon, Peter Awakowicz
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Patent number: 10971902Abstract: The invention relates to a spark plug (100) for an internal combustion engine, in particular having a high frequency ignition system, having a central electrode (28; 128), a ground electrode (12; 112) and an electrical insulator (18; 118) arranged between the central electrode (28; 128) and the ground electrode (12; 112), wherein a central electrode connecting point (26; 126) for electrically connecting the central electrode (28; 128) to an ignition system is provided on the insulator (18; 118), wherein the central electrode (28; 128) and the ground electrode (12; 112) project beyond the insulator (18; 118) at an axial end (114) of the spark plug (100) and each form, with a part projecting axially beyond the insulator (18; 118), a central electrode end (140) and a ground electrode end (142), wherein the central electrode end (140) and the ground electrode end (142) are arranged and embodied in such a way that an axial region (170) of a gap (146) is formed between them in an axial direction, wherein the axialType: GrantFiled: April 11, 2017Date of Patent: April 6, 2021Assignee: ROSENBERGER HOCHFREQUENZTECHNIK GMBHInventors: Martin Fuchs, Michael Wollitzer, Gunnar Armbrecht, Peter Awakowicz, Thomas Musch, Sven Gröger, Andre Bergner, Gordon Notzon, Marcel Van Delden
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Patent number: 10895241Abstract: An ignition device for igniting an air/fuel mixture in at least one combustion chamber, having an ignition system with electrodes for each combustion chamber, a high-voltage source for generating an electrical high-voltage impulse at an output of the high-voltage source, and a high-frequency voltage source for generating an electrical high-frequency alternating voltage, wherein m ignition systems (10i) are provided with the formula (I) (natural numbers without zero) and m?2, wherein ? high-frequency voltage sources are provided with the formula (II), and ?<m, wherein at least one power distributor device is provided which is electrically connected, on the one hand, to at least one high-frequency voltage source and, on the other hand, to n ignition systems, wherein formula (III) and 2?n?m, the power distributor device transmits the high-frequency alternating voltage or voltages from the high-frequency voltage source or sources to the ignition systems n.Type: GrantFiled: May 30, 2017Date of Patent: January 19, 2021Assignee: Rosenberger Hochfrequenztechnik GmbH & Co.Inventors: Michael Wollitzer, Gunnar Armbrecht, Martin Fuchs, Peter Awakowicz, Thomas Musch, Sven Gröger, Andre Bergner, Gordon Notzon, Marcel Van Delden
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Publication number: 20200373818Abstract: The invention relates to an electric motor comprising a rotor and a stator, the hollow cylindrical stator of which has a distributed winding consisting of multiple circumferential coil layers arranged one over the other in layers with a winding head. A temperature sensor for detecting a winding head temperature is arranged in the winding head. A dimensionally stable sensor receiving element with a functional section having a receiving area for the temperature sensor is provided which is added between two adjacent coil layers arranged one over the other such that the functional section is fixed in the winding head between the two coil layers that are spread apart by the introduction of the functional section and that the temperature sensor can be inserted into and removed from the receiving area through an opening arranged in a base section of the sensor receiving element, wherein the receiving area is delimited on one hand sectionally by the functional section and on the other hand sectionally by the winding.Type: ApplicationFiled: February 22, 2018Publication date: November 26, 2020Applicant: Volkswagen AktiengesellschaftInventors: Martin Fuchs, Peter Bahrmann, Nils Wilhelm
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Patent number: 10830201Abstract: An ignition system and a method for a spark-ignition combustion engine having a high-frequency plasma-augmented ignition spark, the spark ignition of the fuel being realized by at least one spark plug associated with a combustion chamber of the combustion engine. The spark plug has a prechamber having at least one opening via which the prechamber communicates with the combustion chamber on the fuel side, so that the ignition spark in the prechamber, into which the high-frequency plasma can be injected, induces the plasma-augmented spark ignition of the fuel in the prechamber.Type: GrantFiled: October 7, 2019Date of Patent: November 10, 2020Assignee: VOLKSWAGEN AKTIENGESELLSCHAFTInventors: Karsten Michels, Martin Fuchs
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Patent number: 10753336Abstract: An ignition device for igniting an air-fuel mixture in a combustion chamber, in particular an internal combustion engine, having a spark plug, which has a first electrode and a second electrode, and a high voltage source for generating an electrical high voltage pulse at an output of the high voltage source and having a high frequency voltage source for generating an electrical high frequency alternating voltage at an output of the high frequency voltage source, wherein the output of the high voltage source is electrically connected to the first electrode of the spark plug via a first electrical conductor path such that the high voltage pulse is applied to the first electrode, wherein the second electrode is electrically connected to an electrical ground potential, wherein the spark plug has a third electrode, wherein the output of the high frequency voltage source is electrically connected to the third electrode via a second electrical conductor path, such that the high frequency alternating voltage is appliType: GrantFiled: March 23, 2017Date of Patent: August 25, 2020Assignee: Rosenberger Hochfrequenztechnik GmbH & Co. KGInventors: Michael Wollitzer, Gunnar Armbrecht, Martin Fuchs, Peter Awakowicz, Thomas Musch, Sven Gröger, Andre Bergner, Gordon Notzon, Marcel Van Delden