Patents by Inventor Marco Friedrich
Marco Friedrich 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: 20240376947Abstract: An actuator assembly of an electromechanical vehicle brake has a linearly displaceable brake piston, a brake calliper unit having a holder for the brake piston, and a rotation prevention arrangement. The rotation prevention arrangement comprises a ring pushed onto a contact surface on the brake piston and connected in a rotationally fixed manner to the brake piston at an inner circumferential surface. The ring has at least one radially outwardly protruding securing projection, and a groove associated with the securing projection, which runs in the axial direction in the inner circumferential surface of the holder. A method for mounting and dismounting the brake piston is also disclosed.Type: ApplicationFiled: May 10, 2024Publication date: November 14, 2024Inventors: Marco Becker, Florian Roessinger, Michael Weins, Lukas Madzgalla, Hans Friedrich
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Patent number: 12097612Abstract: Modular gripping finger for arrangement on a movable gripper jaw of a gripping device, having at least two rigidly interconnected finger modules, the finger modules including one or more base modules for forming a geometric shape of the gripping finger and including an end module having a gripping surface, the end module including an electrical end module interface and at least one sensor which is or can be connected to the end module interface.Type: GrantFiled: April 20, 2021Date of Patent: September 24, 2024Assignee: SCHUNK GmbH & Co. KG Spann -und GreiftechnikInventors: Christian Friedrich, Jürgen Fleischer, Marco Friedmann
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Patent number: 11559798Abstract: The present invention relates to granulated particles with improved attrition and a method for producing granulated particles by fluidized bed granulation of inorganic particles wherein particles of reduced particle size are fed into a fluldized-bed granulation reactor thereby producing granulated particles with improved attrition.Type: GrantFiled: April 4, 2018Date of Patent: January 24, 2023Inventors: Christian Schrage, Marco Friedrich
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Publication number: 20220274550Abstract: A method for the maintenance of vehicle components is disclosed. The operating points of a plurality of vehicle components are captured over a first time period ?t1 and first developments of the plurality of operating points over time in the first time period ?t1 are determined. The operating points of the plurality of vehicle components are captured over a second time period ?t2 different from the first time period ?t1 and second developments of the plurality of operating points over time in the second time period ?t2 are determined. By comparing the first developments and the second developments of the operating points of the plurality of vehicle components over time, it is determined whether the second development of the operating point of a vehicle component over time deviates from the first development of the operating point of said vehicle component over time by more than a predefined limit value.Type: ApplicationFiled: July 23, 2020Publication date: September 1, 2022Applicant: Volkswagen AktiengesellschaftInventors: Marco Friedrich, Martin Döring
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Patent number: 11289920Abstract: The invention relates to a circuit for an electrical energy storage system (100) with two energy storage units (R1, R2) respectively comprising a first and a second pole connection (P1, P4, P3, P2), said circuit comprising: at least one first and one second input (E1, E2), at least one first and one second output (A1, A2), a first switching element (S1) between the first pole connection (P1) of the first energy storage unit (R1) and the first output (A1), and a second switching element (S2) between the second pole connection (P2) of the second energy storage unit (R2) and the second output (A2), a third switching element (S3) being arranged between the second pole connection (P3) of the first energy storage unit (R1) and the first pole connection (P4) of the second energy storage unit (R2), a fourth switching element (S4) being arranged between the second pole connection (P3) of the first energy storage unit (R1) and the second pole connection (P2) of the second energy storage unit (R2), and a fifth switchingType: GrantFiled: April 11, 2018Date of Patent: March 29, 2022Assignee: Robert Bosch GmbHInventors: Berengar Krieg, Marco Friedrich
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Publication number: 20210046468Abstract: The present invention relates to granulated particles with improved attrition and a method for producing granulated particles by fluidized bed granulation of inorganic particles wherein particles of reduced particle size are fed into a fluldized-bed granulation reactor thereby producing granulated particles with improved attrition.Type: ApplicationFiled: April 4, 2018Publication date: February 18, 2021Inventors: Christian Schrage, Marco Friedrich
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Patent number: 10850228Abstract: Disclosed is a desiccant cartridge (10) for drying and de-oiling a gaseous fluid, and a method for flow guidance within the desiccant cartridge. The desiccant cartridge and a housing (12) having positioned therein an inner pot (28) in which an oil separating medium (50) for oil particles contained in the fluid and a desiccant (52) for drying the gaseous fluid are arranged one after the other in the direction of the housing longitudinal axis (14). The housing (12) has a housing base (18) having a centrally arranged inlet (20) for the fluid to be dried and de-oiled and having eccentrically arranged outlet openings (24) for the dried and de-oiled fluid. During normal operation of the desiccant cartridge (10), the gaseous fluid guided into the desiccant cartridge (10) via the central inlet (20) is first guided in a flow through the oil separating medium (50) and then through the desiccant (52).Type: GrantFiled: March 6, 2018Date of Patent: December 1, 2020Assignee: MANN+HUMMEL GmbHInventors: Stephan Niemeyer, Peter Bauditsch, Kevin Pendzich, Marco Friedrich
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Publication number: 20200055412Abstract: The invention relates to a circuit for an electrical energy storage system (100) with two energy storage units (R1, R2) respectively comprising a first and a second pole connection (P1, P4, P3, P2), said circuit comprising: at least one first and one second input (E1, E2), at least one first and one second output (A1, A2), a first switching element (S1) between the first pole connection (P1) of the first energy storage unit (R1) and the first output (A1), and a second switching element (S2) between the second pole connection (P2) of the second energy storage unit (R2) and the second output (A2), a third switching element (S3) being arranged between the second pole connection (P3) of the first energy storage unit (R1) and the first pole connection (P4) of the second energy storage unit (R2), a fourth switching element (S4) being arranged between the second pole connection (P3) of the first energy storage unit (R1) and the second pole connection (P2) of the second energy storage unit (R2), and a fifth switchingType: ApplicationFiled: April 11, 2018Publication date: February 20, 2020Inventors: Berengar Krieg, Marco Friedrich
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Publication number: 20190273244Abstract: The invention relates to a battery cell, in particular a lithium ion battery cell, having a cathode (3) comprising a cathode active material (333) and having an anode (1) comprising an anode active material (111), wherein the cathode active material (333) and/or the anode active material (111) is/are structured in such a way that between contiguous cathode active material regions (333a) and/or between contiguous anode active material regions (111a) there are hollow spaces (4) which spatially separate the contiguous cathode active material regions (333a) and/or the contiguous anode active material regions (111a) from one another and wherein the hollow spaces (4) are at least partly filled with an electrically insulating material (5).Type: ApplicationFiled: October 16, 2017Publication date: September 5, 2019Inventors: Gaetan Deromelaere, Christopher Wille, Marco Friedrich, Markus Klinsmann, Cornelius Liebenow
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Patent number: 10365312Abstract: A method for detecting a short circuit within an energy store. The method includeds registering a current which flows through the energy store, registering a first voltage which is made available by the energy store at a first time, registering a second voltage which is made available by the energy store at a second time following the first time, determining whether the energy store is in a state of charge, a discharge state or in an open-circuit state, executing a first detection step when the energy store is in an open-circuit state, a second detection step when the energy store is in a state of charge, and a third detection step when the energy store is in a discharged state, and determining whether a short circuit is present based on the first and second voltage.Type: GrantFiled: June 20, 2016Date of Patent: July 30, 2019Assignee: Robert Bosch GmbHInventors: Marco Friedrich, Matthias Heil, Stefan Butzmann, Christian Bernhardt
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Patent number: 10326179Abstract: A method for monitoring a state of at least one predetermined battery cell of a battery having a number of series-connected or series-connectable battery cells. In one example, the method includes placing the battery, during a first phase, into a first state in which the battery cells in each case have a predefined charging state, discharging the battery, which is in the first state, during a second phase following the first phase, charging the battery during a third phase, following the second phase, up to a point in time at which at least one battery cell of the battery has the predefined charging state, detecting the voltage provided by the at least one predetermined battery cell at least temporarily, and determining information for detecting the state of the at least one predetermined battery cell by evaluating the detected voltage.Type: GrantFiled: July 13, 2016Date of Patent: June 18, 2019Assignees: Robert Bosch GmbH, Lithium Energy and Power GmbH & Co. KGInventors: Bernhard Springer, Marco Friedrich
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Patent number: 10232730Abstract: The invention relates to an open-loop and/or closed loop control system (1) for a secondary battery (3). Each cell electronics unit (4) is configured to detect a respective state of the battery cell (2), to generate a state parameter assigned to the respectively detected state, to weight, with the respective state parameter, a value of a probability of the battery cell (2) being switched on and to control the state of the battery cell (2) as a function of the respective control signal and the value, weighted with the respective state parameter, of the probability of the battery cell (2) being switched on. A control signal contains at least one information item according to which the values, stored in the cell electronics units (4), of the probability of the respective battery cell (2) being switched on are retained, incrementally increased, incrementally reduced or reset to a predefined output value.Type: GrantFiled: July 29, 2015Date of Patent: March 19, 2019Assignee: Robert Bosch GmbHInventors: Marco Friedrich, Stefan Butzmann
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Publication number: 20180315987Abstract: The invention relates to a battery system (10) for a vehicle or for a stationary energy store, comprising a battery (20). A first of a plurality of battery cells (21, 22) of the battery (20) comprises an electrochemical part, which has a plurality of electrodes and at least one separator, which, upon reaching a first temperature, is impermeable to ions that can be produced in the electrochemical part. The first battery cell (21) comprises a quick discharge unit, which can be connected, by means of a control unit (30) of the battery system (10), between two battery cell terminals of the first battery cell (21), which battery cell terminals can be contacted from inside and/or outside of the first battery cell (21). The quick discharge unit is designed to discharge the first battery cell (21) by means of a first current.Type: ApplicationFiled: October 26, 2016Publication date: November 1, 2018Inventor: Marco Friedrich
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Publication number: 20180257025Abstract: Disclosed is a desiccant cartridge (10) for drying and de-oiling a gaseous fluid, and a method for flow guidance within the desiccant cartridge. The desiccant cartridge and a housing (12) having positioned therein an inner pot (28) in which an oil separating medium (50) for oil particles contained in the fluid and a desiccant (52) for drying the gaseous fluid are arranged one after the other in the direction of the housing longitudinal axis (14). The housing (12) has a housing base (18) having a centrally arranged inlet (20) for the fluid to be dried and de-oiled and having eccentrically arranged outlet openings (24) for the dried and de-oiled fluid. During normal operation of the desiccant cartridge (10), the gaseous fluid guided into the desiccant cartridge (10) via the central inlet (20) is first guided in a flow through the oil separating medium (50) and then through the desiccant (52).Type: ApplicationFiled: March 6, 2018Publication date: September 13, 2018Inventors: Stephan Niemeyer, Peter Bauditsch, Kevin Pendzich, Marco Friedrich
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Patent number: 9973015Abstract: A battery cell (10) with two battery cell terminals (11, 12) which are contactable from inside and/or outside the battery cell (10), and an electrochemical part (20) comprising at least one separator. Upon the achievement of a predefined temperature, the at least one separator is at least partially impermeable to ions which can be generated in the electrochemical part (20). The battery cell (10) has a rapid discharge unit (30), which is connectable between the battery cell terminals (11, 12) and which, in a switched-in and consequently activated state, has a predefined resistance value. The predefined resistance value is selected such that, with the rapid discharge unit (30) switched-in, the at least one separator achieves the predefined temperature.Type: GrantFiled: November 2, 2016Date of Patent: May 15, 2018Assignee: Lithium Energy and Power GmbH & Co. KGInventors: Hideki Masuda, Yutaro Katsumata, Marcel Wilka, Marco Friedrich, Stephan Leuthner, Cornelius Liebenow, Yuji Ashida, Shunsuke Mizutani, Daisuke Konishi, Shinya Kitano
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Publication number: 20170232863Abstract: The invention relates to an open-loop and/or closed loop control system (1) for a secondary battery (3), having at least two battery cells (2) which can be electrically connected in series with one another, in particular of a motor vehicle which can be powered electrically, having—at least two cell electronics units (4) which are each assigned to at least one battery cell (2),—at least one electronic central processor unit (5) and—at least one communication link (6) via which the electronic central processor unit (5) can be connected in terms of communication technology to the cell electronics units (4),—wherein the electronic central processor unit (5) is configured to detect an electrical actual output voltage which is respectively generated by the secondary battery (3) and to compare said actual output voltage with a predefined electrical setpoint output voltage, to generate at least one control signal as a function of the respective result of the comparison between the electrical actual output voltage andType: ApplicationFiled: July 29, 2015Publication date: August 17, 2017Inventors: Marco FRIEDRICH, Stefan BUTZMANN
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Publication number: 20170133872Abstract: A battery cell (10) with two battery cell terminals (11, 12) which are contactable from inside and/or outside the battery cell (10), and an electrochemical part (20) comprising at least one separator. Upon the achievement of a predefined temperature, the at least one separator is at least partially impermeable to ions which can be generated in the electrochemical part (20). The battery cell (10) has a rapid discharge unit (30), which is connectable between the battery cell terminals (11, 12) and which, in a switched-in and consequently activated state, has a predefined resistance value. The predefined resistance value is selected such that, with the rapid discharge unit (30) switched-in, the at least one separator achieves the predefined temperature.Type: ApplicationFiled: November 2, 2016Publication date: May 11, 2017Inventors: Hideki Masuda, Yutaro Katsumata, Marcel Wilka, Marco Friedrich, Stephan Leuthner, Cornelius Liebenow, Yuji Ashida, Shunsuke Mizutani, Daisuke Konishi, Shinya Kitano
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Publication number: 20170133716Abstract: A battery cell with improved safety. The battery cell comprises two battery cell terminals which are contactable from outside of the battery cell and an electrochemical part comprising at least one positive electrode and at least one negative electrode, an electrolyte comprising at least one conductive salt and at least one solvent, and at least one separator, wherein the at least one separator becomes at least partially impermeable for ions which can be generated inside of the electrochemical part, when the at least one separator reaches a predefined temperature.Type: ApplicationFiled: November 4, 2016Publication date: May 11, 2017Inventors: Hideki Masuda, Shunsuke Mizutani, Yudai Kawasoe, Yutaro Katsumata, Marcel Wilka, Marco Friedrich
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Publication number: 20170018821Abstract: A method for monitoring a state of at least one predetermined battery cell of a battery having a number of series-connected or series-connectable battery cells. In one example, the method includes placing the battery, during a first phase, into a first state in which the battery cells in each case have a predefined charging state, discharging the battery, which is in the first state, during a second phase following the first phase, charging the battery during a third phase, following the second phase, up to a point in time at which at least one battery cell of the battery has the predefined charging state, detecting the voltage provided by the at least one predetermined battery cell at least temporarily, and determining information for detecting the state of the at least one predetermined battery cell by means of evaluating the detected voltage.Type: ApplicationFiled: July 13, 2016Publication date: January 19, 2017Inventors: Bernhard Springer, Marco Friedrich
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Publication number: 20160377667Abstract: A method for detecting a short circuit within an energy store. The method includeds registering a current which flows through the energy store, registering a first voltage which is made available by the energy store at a first time, registering a second voltage which is made available by the energy store at a second time following the first time, determining whether the energy store is in a state of charge, a discharge state or in an open-circuit state, executing a first detection step when the energy store is in an open-circuit state, a second detection step when the energy store is in a state of charge, and a third detection step when the energy store is in a discharged state, and determining whether a short circuit is present based on the first and second voltage.Type: ApplicationFiled: June 20, 2016Publication date: December 29, 2016Inventors: Marco Friedrich, Matthias Heil, Stefan Butzmann, Christian Bernhardt