Patents by Inventor Martin Burkert
Martin Burkert 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: 11831266Abstract: A system (1) has a control device (10) with central electronics (11) designed for connection and operation of differently coded electric motors (En), with different motor characteristics (Mn) and/or power classes (Ln), to a device connection (12) of the control device (10). The at least one electric motor (En) is selectable from a number (n) of electric motor (En), that can be connected as intended, has a coding element (Kn). The central electronics (11) have a coding capture device (2) to recognize, via coding element (n), the motor characteristics (Mn) and/or the power class (Ln) of the respective currently connected electric motor (En).Type: GrantFiled: April 21, 2020Date of Patent: November 28, 2023Assignee: ebm-papst Mulfingen GmbH & Co. KGInventors: Martin Bürkert, Steffen Kammleiter, Sebastian Schroth, Alex Schneider, Marco Weckert
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Patent number: 11811270Abstract: A rotating field machine, in particular an electric motor with a stator and a rotor, is configured with a motor control for controlling the rotation and the rotational speed n of the rotor of the rotating field machine, wherein the motor control integrally includes an oscillation sensor system in order to acquire actual measurement values of oscillations of the rotating field machine depending on the rotational speed n.Type: GrantFiled: March 4, 2020Date of Patent: November 7, 2023Assignee: ebm-papst Mulfingen GmbH & Co. KGInventors: Martin Bürkert, Hartmut Messerschmidt, Christian Antonius Knipp
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Patent number: 11718931Abstract: This weaving machine (2) is for simultaneously weaving top and bottom pile fabrics (F2, F4) presenting some pile patterns (P2, P2?, P4) and including tufts, made from warp yarns (24), binding warp yarns (14, 16) and inwoven weft yarns. This machine includes a pile warp yarns feeding unit (20), a binding warp yarns feeding unit (18), a shedding unit (6) and a weft insertion unit (8) for inserting the weft yarns in the shed. The machine also includes a beating-up mechanism (32), a take up system (70), a drawing-in unit (26), and a control unit (80). A treatment unit (90) is located, along a path of the pile warp yarns (24), between the pile warp yarns feeding unit (20) and the shedding unit (6), for applying different segments of treatment on at least some of the pile warp yarns (24).Type: GrantFiled: June 15, 2017Date of Patent: August 8, 2023Assignee: STAUBLI BAYREUTH GMBHInventors: Andreas Schnabel, Martin Burkert, Karsten Siebert, Bert Pols
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Publication number: 20230044384Abstract: A modular control unit (100) is adaptable, in terms of interface functions, for an electric motor selected from a predetermined number i of electric motors, in particular electric motors of the same power class. The control unit (100) has at least two printed circuit boards (L1, L2), selected from a set of N different printed circuit boards (L1, L2, . . . , LN). Interface functions, electrical components, electronic components or control units for the operation of the electric motor are located on the printed circuit boards.Type: ApplicationFiled: August 4, 2022Publication date: February 9, 2023Inventors: Martin BÜRKERT, Günter HAAS, Thomas RUPP, Daniel KÖNIG, Andreas BADER
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Patent number: 11489809Abstract: A dynamically addressable master-slave system and a method for dynamically addressing slave units includes a master unit and a plurality of slave units, such that the slave units are interconnected with the master unit via a bus system. The respective network addresses of the slave units are assigned to the respective serial numbers of these slave units in a table in the master unit according to the position thereof in the system according to a determined order. Upon replacement of slave units, a list of serial numbers of the units to be replaced is transferred to the master unit in the sequence of the acquisition of the serial numbers, which master unit replaces these serial numbers in the table with the serial numbers of the replaced slave units transmitted to the master unit.Type: GrantFiled: July 25, 2018Date of Patent: November 1, 2022Assignee: ebm-papst Mulfingen GmbH & Co. KGInventors: Martin Bürkert, Helmut Lipp, Thomas Sauer, Günter Haas, Markus Humm, Marco Weckert
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Patent number: 11398775Abstract: The disclosure relates to the operation and a circuit arrangement for a network connection variable with regard to the input voltage (1-phase/3-phase), which is connected using a centre tap (M) between the capacitors (C) via a connecting line to a neutral conductor (N) of an input AC voltage source.Type: GrantFiled: August 19, 2020Date of Patent: July 26, 2022Assignee: ebm-papst Mulfingen GmbH & Co. KGInventors: Martin Bürkert, Fabian Schneider, Alex Schneider, Fabian Wagner, Steffen Hanselmann
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Patent number: 11397018Abstract: The disclosure relates to an assembly composed of two or more electric drives, each of which is provided with a housing that is preferably closed all around; a transceiver or radio transmitter inside the housing of each electric drive is configured for wireless data communication with a master controller; for this purpose, a properly mounted transmission opening is provided in each housing in order for data to be transmitted and received through the transmission opening.Type: GrantFiled: June 13, 2018Date of Patent: July 26, 2022Assignee: ebm-papst Mulfingen GmbH & Co. KGInventors: Martin Bürkert, Helmut Lipp, Thomas Sauer, Günter Haas, Markus Humm, Marco Weckert
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Publication number: 20220200510Abstract: A system (1) has a control device (10) with central electronics (11) designed for connection and operation of differently coded electric motors (En), with different motor characteristics (Mn) and/or power classes (Ln), to a device connection (12) of the control device (10). The at least one electric motor (En) is selectable from a number (n) of electric motor (En), that can be connected as intended, has a coding element (Kn). The central electronics (11) have a coding capture device (2) to recognize, via coding element (n), the motor characteristics (Mn) and/or the power class (Ln) of the respective currently connected electric motor (En).Type: ApplicationFiled: April 21, 2020Publication date: June 23, 2022Applicant: ebm-papst Mulfingen GmbH & Co. KGInventors: Martin BÜRKERT, Steffen KAMMLEITER, Sebastian SCHROTH, Alex SCHNEIDER, Marco WECKERT
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Publication number: 20220187860Abstract: An analog circuit arrangement (1) to variably set a voltage Uout, within defined voltage limits, has a non-inverting adder (10) with a positive input (11). A voltage divider (20), with at least a first stage (21) and a second stage (22), is connected to the positive input (11) of the adder (10). At least one stage has a parallel circuit of n resistors (R1, R2, . . . , Rn) that are each connected in series in a conduction path (L1, L2, . . . , Ln) to an overcurrent protection device (F1, F2, . . . , Fn). At least one device (30) actively changes one or more of the overcurrent protection devices (F1, F2, . . . , Fn) into a state that interrupts the respective affected conduction path (L1, L2, . . . , Ln).Type: ApplicationFiled: May 14, 2020Publication date: June 16, 2022Applicant: ebm-papst Mulfingen GmbH & Co. KGInventors: Martin BÜRKERT, Thomas KILIAN, Sebastian SCHROTH, Fabian SCHNEIDER, Georg WIEDMANN
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Publication number: 20210159783Abstract: The disclosure relates to the operation and a circuit arrangement for a network connection variable with regard to the input voltage (1-phase/3-phase), which is connected using a centre tap (M) between the capacitors (C) via a connecting line to a neutral conductor (N) of an input AC voltage source.Type: ApplicationFiled: August 19, 2020Publication date: May 27, 2021Inventors: Martin Bürkert, Fabian Schneider, Alex Schneider, Fabian Wagner, Steffen Hanselmann
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Publication number: 20210055013Abstract: The disclosure relates to an assembly composed of two or more electric drives, each of which is provided with a housing that is preferably closed all around; a transceiver or radio transmitter inside the housing of each electric drive is configured for wireless data communication with a master controller; for this purpose, a properly mounted transmission opening is provided in each housing in order for data to be transmitted and received through the transmission opening.Type: ApplicationFiled: June 13, 2018Publication date: February 25, 2021Inventors: Martin Bürkert, Helmut Lipp, Thomas Sauer, Günter Haas, Markus Humm, Marco Weckert
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Publication number: 20200287433Abstract: A rotating field machine, in particular an electric motor with a stator and a rotor, is configured with a motor control for controlling the rotation and the rotational speed n of the rotor of the rotating field machine, wherein the motor control integrally includes an oscillation sensor system in order to acquire actual measurement values of oscillations of the rotating field machine depending on the rotational speed n.Type: ApplicationFiled: March 4, 2020Publication date: September 10, 2020Inventors: Martin Bürkert, Hartmut Messerschmidt, Christian Antonius Knipp
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Publication number: 20200186493Abstract: A dynamically addressable master-slave system and a method for dynamically addressing slave units includes a master unit and a plurality of slave units, such that the slave units are interconnected with the master unit via a bus system. The respective network addresses of the slave units are assigned to the respective serial numbers of these slave units in a table in the master unit according to the position thereof in the system according to a determined order. Upon replacement of slave units, a list of serial numbers of the units to be replaced is transferred to the master unit in the sequence of the acquisition of the serial numbers, which master unit replaces these serial numbers in the table with the serial numbers of the replaced slave units transmitted to the master unit.Type: ApplicationFiled: July 25, 2018Publication date: June 11, 2020Inventors: Martin Bürkert, Helmut Lipp, Thomas Sauer, Günter Haas, Markus Humm, Marco Weckert
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Publication number: 20200123686Abstract: This weaving machine (2) is for simultaneously weaving a top pile fabric (F2) and a bottom pile fabric (F4), each pile fabric presenting some pile patterns (P2, P2?, P4) and including tufts, made from warp yarns (24), binding warp yarns (14, 16) and inwoven weft yarns. This machine comprises a pile warp yarns feeding unit (20), a binding warp yarns feeding unit (18), a shedding unit (6) for creating a shed with the pile warp yarns and the binding warp yarns (14, 16). A weft insertion unit (8) is used for inserting the weft yarns in the shed in successive insertion cycles. A beating-up mechanism (32) is used for beating the weft yarns into the shed. A take up system (70) is used for taking-up the two pile fabrics. A drawing-in unit (26) draws the pile warp yarns from the pile warp yarn unit (20) and a control unit (80) controls operation of the weaving machine (2).Type: ApplicationFiled: June 15, 2017Publication date: April 23, 2020Inventors: ANDREAS SCHNABEL, MARTIN BURKERT, KARSTEN SIEBERT, BERT POLS
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Patent number: 10424914Abstract: A protective circuit protects against overheating of the stator windings of an EC motor. The stator windings are connected to a semiconductor output stage which is designed for time-offset control of the stator windings using a driver circuit of a commutation controller. The protective circuit has two redundant sensor circuits, wherein two resistance-dependent sensor elements connected in series are provided in the first sensor circuit and one resistance-dependent sensor element is provided in the second sensor circuit. The first and the second sensor circuits are connected, respectively, to two evaluating circuits separated from each other and cause an interruption of the driver circuit using switch-off means when a system-specific resistance value of the first sensor element or the one sensor element associated with the second sensor circuit is reached.Type: GrantFiled: May 30, 2016Date of Patent: September 24, 2019Assignee: ebm-papst Mulfingen GmbH & Co. KGInventors: Martin Bürkert, Steffen Kammleiter, Günter Haas, Daniel König
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Publication number: 20180159312Abstract: A protective circuit protects against overheating of the stator windings of an EC motor. The stator windings are connected to a semiconductor output stage which is designed for time-offset control of the stator windings using a driver circuit of a commutation controller. The protective circuit has two redundant sensor circuits, wherein two resistance-dependent sensor elements connected in series are provided in the first sensor circuit and one resistance-dependent sensor element is provided in the second sensor circuit. The first and the second sensor circuits are connected, respectively, to two evaluating circuits separated from each other and cause an interruption of the driver circuit using switch-off means when a system-specific resistance value of the first sensor element or the one sensor element associated with the second sensor circuit is reached.Type: ApplicationFiled: May 30, 2016Publication date: June 7, 2018Inventors: Martin BÜRKERT, Steffen KAMMLEITER, Günter HAAS, Daniel KÖNIG
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Patent number: 9529038Abstract: An electronic control circuit for an electronically commutated motor (ECM) is disclosed. A plurality of power transistors controls the ECM, and a reference transistor is formed together with the power transistors on a common support. A control unit is configured to, in a test mode: apply a test current to the reference transistor and one of the power transistors respectively; measure a saturation voltage of the reference transistor and one of the power transistors; evaluate a saturation voltage difference between the measured saturation voltages of the reference transistor and the respective power transistor; evaluate a rate of change of saturation voltage differences between a first iteration of the test mode and a second iteration of the test mode; and determine an expected remaining service life of the power transistors based on the temperature of the support during the test mode and the rate of change of the saturation voltage differences.Type: GrantFiled: November 21, 2011Date of Patent: December 27, 2016Assignee: ebm-papst Mulfingen GmbH & Co. KGInventors: Helmut Lipp, Günter Haas, Martin Bürkert
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Patent number: 9359700Abstract: A weft insertion system includes at least one rapier provided with weft yarn clamping means for drawing a weft and a reed provided with dents made of a magnetic material, and wherein the rapier has at least one permanent magnet whose direction of polarization extends along a direction which is perpendicular to a longitudinal axis of the reed dents when the reed is in a back position and to a translation direction of the rapier, the at least one permanent magnet exerts an attractive magnetic effort (E, E?) between the rapier and the dents of the reed and the reed has a variable magnetic permeability along its longitudinal axis, and the rapier has a lateral face oriented towards the reed and the at least one permanent magnet has a direction of polarization perpendicular to the direction of travel of the rapier and secant with the lateral face.Type: GrantFiled: July 3, 2014Date of Patent: June 7, 2016Assignee: SCHONHERR Textilmaschinenbau GmbHInventors: Martin Burkert, Carl-Guenther Cordes
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Publication number: 20150027583Abstract: This weft insertion system includes at least one rapier (6, 8) provided with weft yarn clamping means (622, 822) for drawing a weft yarn (202) and a reed (2) provided with dents (22) made of a magnetic material. The rapier (6,8) is equipped with magnetic means for exerting an attractive magnetic effort (E, E?) between this rapier and the dents of the reed. The reed (2) advantageously has a variable magnetic permeability along its longitudinal axis (X2). The rapier (6, 8) has a lateral face (8262) oriented towards the reed (2) and the magnetic means have a direction of polarization perpendicular to the direction of travel (X6, X8) of the rapier and secant with this surface (8262).Type: ApplicationFiled: July 3, 2014Publication date: January 29, 2015Inventors: Martin BURKERT, Carl-Guenther CORDES
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Patent number: 8941343Abstract: A control circuit (1) for an electronically commutated, direct current motor (M) without a collector with a semiconductor end stage (2) which is controlled by an electronic commutation control (4) via a driver stage (6) for the time-offset control of the stator coils (U,V,W) of the motor (M) for the purpose of producing a magnetic rotating field for a rotor depending on the rotor rotation position. Two redundant stall protection units (10, 12) monitor the motor (M) during operation for rotation of the rotor, whereby in the case of a determined stall situation, the first stall protection unit (10) deactivates the driver stage (6) and the second stall protection unit (12) shuts off the supply voltage (UVCC) for the driver stage (6).Type: GrantFiled: June 11, 2012Date of Patent: January 27, 2015Assignee: EBM-Papst Mulfingen GmbH & Co. KGInventors: Helmut Lipp, Martin Bürkert, Christian Kranz, Daniel König