Patents by Inventor Andreas Ruppert
Andreas Ruppert 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: 20240429769Abstract: A stator for an electric machine, having a winding including a plurality of interconnected conductors which are assigned to one or more phases, wherein: ends of at least some of the conductors project axially or radially beyond the winding. An interconnection ring having at least one support ring on which at least one bus bar is arranged is axially placed onto the winding, and the support ring is formed from a plastic and has concentrically extending annular grooves in each of which at least one bus bar is arranged. At least one end of a conductor is connected to a bus bar, at least one bus bar arranged in an annular groove is captively held in the annular groove by means of a bus bar securing element which overlaps at least portions of the annular groove in the radial direction, and the bus bar securing element as shaped by plastic deformation of a staking element which is formed integrally, in the axial direction from the support ring between two adjacent annular grooves, with the support ring.Type: ApplicationFiled: December 9, 2021Publication date: December 26, 2024Applicant: Schaeffler Technologies AG & Co. KGInventor: Andreas Ruppert
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Patent number: 12155274Abstract: An electric machine includes a stator having a winding including a plurality of conductors assigned to one or more phases and at least one temperature sensor assembly having a temperature sensor section with a temperature sensor for detecting the temperature of the winding. The ends of at least one part of the conductors on the inner or outer circumference of the winding protrude axially or radially over the winding, wherein an interconnection ring comprising at least one conductor bridge is placed axially or radially on the winding. The ends of at least two respective conductors assigned to a phase protrude radially or axially outwards. The temperature sensor section has a sensor housing which is introduced into a housing recess provided on the interconnection ring in such a way that the temperature sensor is in thermal contact with the connection conductor or the conductor bridge.Type: GrantFiled: March 30, 2020Date of Patent: November 26, 2024Assignee: Schaeffler Technologies AG & Co. KGInventors: Christian Silvery, Mike Czerlewitz, Matthias Kästle, Andreas Ruppert
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Publication number: 20240388144Abstract: The invention relates to an electrical machine comprising a hollow-cylindrical stator carrier (2), at least one cable (8) guided out from the interior of the stator carrier (2), and an annular disc element (3) situated on an axial end face (34) of the stator carrier (2), wherein: the outer circumference (4) of the annular disc element (3) comprises radially projecting abutment portions (5) by means of which the annular disc element (3) abuts the stator carrier (2); the annular disc element (3) comprises at least one cable guide (7) situated between two adjacent abutment portions (5); the cable (8) is situated in the cable guide (7) and the cable guide (7) secures the cable (8) at least in the circumferential direction.Type: ApplicationFiled: September 13, 2022Publication date: November 21, 2024Inventors: Christian Silvery, Alexandre Fischer, Andreas Ruppert, Thomas Fritz
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Publication number: 20240335088Abstract: The present application relates to a system for dispensing a detergent solution from a solid detergent into a dishwasher said dishwasher comprising a washing chamber and being capable of performing cleaning cycles each including washing and rinsing periods; the system including a dispenser for dissolving solid detergent blocks and dispensing detergent solution, wherein the dispenser is configured to accommodate solid detergent, to be removably retrofittable into the dishwasher, and, to allow continuous release of all detergent solution as it is formed. In various applications the system may include a battery-powered control unit and a conductivity sensor, configured to measure the conductivity of the washing liquid and to provide the measured conductivity value to the control unit, said control unit is configured to process the conductivity value and to produce a signal.Type: ApplicationFiled: April 5, 2024Publication date: October 10, 2024Inventors: Tobias Foster, Sven Klose, Gerold Carlhoff, Aleksandr Gelenberg, Katharina Irmingard Miriam Horn, Martin Schweble, Andreas Ruppert
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Publication number: 20240339890Abstract: The present invention relates to a high-voltage terminal (1) for a stator of an electric machine, having multiple first interconnection elements (2) that are designed to establish electrical contact between contact pins of a stator winding and contact connections of power electronics so as to drive the electric machine, a second interconnection element (3) that is designed to establish electrical contact between contact pins of a stator winding so as to create a star phase, and a receiving element (4) that centres and fixes the second interconnection element (3) in a form-fitting manner. The invention furthermore relates to an electric machine comprising a high-voltage terminal according to the invention.Type: ApplicationFiled: July 4, 2022Publication date: October 10, 2024Inventor: Andreas Ruppert
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Patent number: 12095328Abstract: An electric machine is disclosed that includes a stator with a winding having a plurality of conductors associated with one or more phases and interconnected with one another. The ends of at least part of the conductors protrudes from the winding, wherein one part of said ends is connected to an interconnecting ring placed axially on the winding and a further part of said ends is connected to a current connection arranged radially outside the winding via connecting conductors. The connecting conductors are fixed to at least one holding element provided on the interconnecting ring.Type: GrantFiled: July 7, 2020Date of Patent: September 17, 2024Assignee: Schaeffler Technologies AG & Co. KGInventor: Andreas Ruppert
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Publication number: 20240305157Abstract: A high-voltage bus bar for electrically contacting an electrical, optionally insulated, line with two mutually adjacent, distal end portions of a ring conductor. The high-voltage bus bar includes, in the region of its first distal end, a terminal for connection to the electrical line, and its second distal end bifurcates into at least two prongs in such way that each of the at least two fork prongs forms a separate contact face which is provided to be integrally bonded to one of the distal end portions of the ring conductor.Type: ApplicationFiled: January 11, 2022Publication date: September 12, 2024Applicant: Schaeffler Technologies AG & Co. KGInventor: Andreas Ruppert
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Patent number: 12068654Abstract: A stator for an electric machine is provided having a winding with plurality of interconnected conductors assigned to one or more phases. The ends of at least some of the conductors protrude axially or radially beyond the winding at the inner circumference or at the outer circumference of the winding, wherein an interconnection ring, to which the conductors are connected, is positioned axially or radially on the winding. The ends of in each case at least two conductors assigned to one phase protrude radially or axially outwards and are connected to a power connection arranged radially outside the winding.Type: GrantFiled: January 10, 2020Date of Patent: August 20, 2024Assignee: Schaeffler Technologies AG & Co. KGInventor: Andreas Ruppert
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Patent number: 12068649Abstract: An electrical machine, includes a machine housing containing: a stator, which has a winding comprising a plurality of conductors, which are associated with one or more phases and are interconnected; and a power connection, which is arranged outside the winding and has a number of line portions corresponding to the number of phases. The line portions are connected to the conductors and are connected to phase connections or form such. The line portions being at least partly accommodated in a connection housing, which has a cavity through which the line portions extend, which cavity communicates, after the connection housing has been inserted into the machine housing, with a coolant channel provided there, such that a coolant flowing in the coolant channel flows through the cavity.Type: GrantFiled: June 23, 2020Date of Patent: August 20, 2024Assignee: Schaeffler Technologies AG & Co. KGInventor: Andreas Ruppert
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Publication number: 20240128825Abstract: A high-voltage terminal for a stator, including at least three conductor phases for electrically connecting the high-voltage terminal to a power electronics unit and at least one star phase in the form of a rail, wherein each of the at least three conductor phases is formed of at least two parallel rail sections which are connected so as to be electrically isolated from one another and mutually radially spaced apart via at least one spacer element, preferably via at least two spacer elements, and wherein the at least three conductor phases and the at least one star phase are stacked one on top of the other within the high-voltage terminal to form a rail stack, and are inserted and/or embedded in a plastics element so as to be electrically isolated from one another via the spacer elements.Type: ApplicationFiled: December 7, 2021Publication date: April 18, 2024Applicant: Schaeffler Technologies AG & Co. KGInventors: Andreas RUPPERT, Robin BABIAN, Dominik KNOPP
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Publication number: 20240128826Abstract: A wiring ring for a stator of an electric machine, including a housing having a plurality of slot-like recesses and a plurality of in particular annular or annular segment-like busbars which are arranged in the slot-like recesses. The busbars are designed to establish an electrical contact between the winding wire ends of the stator windings and the contact connections of a power electronics unit for controlling the electric machine. At least one of the bus bars contact to the contact connections of the power electronics unit is implemented via a busbar connection region by means of a screw connection. According to the disclosure, the screw connection has a nut which can be arranged loosely in a receptacle space of a receptacle underneath a through-hole in the busbar connection region.Type: ApplicationFiled: February 3, 2022Publication date: April 18, 2024Applicant: Schaeffler Technologies AG & Co. KGInventors: Andreas Ruppert, Attila Hajba
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Publication number: 20240063676Abstract: A high-voltage terminal for a stator, including: —three bus bars for electrically connecting the HV terminal to power electronics; and —a star bar; wherein each of the three bus bars has a current input element and at least n parallel current output elements, and the star bar has at least 3n current input elements, n being greater than or equal to 4, and wherein, within the HV terminal, the bars are stacked one on top of the other to form a bar stack and are arranged such that they are electrically insulated from one another by at least one plastics element, more particularly are electrically insulated from one another in a plastics element, and preferably are embedded therein.Type: ApplicationFiled: January 12, 2022Publication date: February 22, 2024Applicant: Schaeffler Technologies AG & Co. KGInventors: Andreas RUPPERT, Rebecca RUPPERT
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Publication number: 20230378843Abstract: A stator for an electric machine having a winding and a connection ring which can be placed axially on the winding and is intended for connecting the winding of the stator. The connection ring has a ring-shaped or ring-segment-shaped plastics body with at least three conductors which are each associated with a phase and are interconnected, and the ends of at least some of the conductors protrude axially beyond the winding. The connection ring has a connector terminal which can be interlockingly connected to the ring and which has at least three electrical connector portions. When the connection ring and the connector terminal are joined together, each contact a conductor of the connection ring that is associated with a phase and each electrically conductively connect to a connector of the connector terminal by the connection ring and the connector terminal having interlocking structure which define a defined position of the connection ring and the connector terminal relative to one another.Type: ApplicationFiled: October 18, 2021Publication date: November 23, 2023Applicant: Schaeffler Technologies AG & Co. KGInventor: Andreas Ruppert
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Patent number: 11670992Abstract: An electric machine for a drive of a motor vehicle, having a stator, a rotor which can be rotated relative to the stator, a temperature sensor arranged and designed to capture a temperature of the stator and a rotor condition capture sensor which is arranged and designed to capture a rotational speed and/or rotational position of the rotor accommodated in a stator-fixed manner. The temperature sensor and the rotor condition capture sensor are implemented as subsystems of a common sensor system, wherein a first subsystem having the temperature sensor has an elastic thermally conductive contact element connected to the temperature sensor, which contact element is permanently fitted to a contact region of the stator. A hybrid module having this electric machine is also provided.Type: GrantFiled: November 4, 2019Date of Patent: June 6, 2023Assignee: Schaeffler Technologies AG & Co. KGInventors: Andreas Ruppert, Michael Marsetz, Thomas Fritz
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Publication number: 20220360131Abstract: An electric machine including a stator (2) with a winding (3) having a plurality of conductors (4) associated with one or more phases and interconnected with each other, the ends (6) of at least two conductors (4) are associated with a phase projecting axially or radially from the winding (3) at the inner circumference and/or the outer circumference of the winding (3) and a connected to a power connection (9) that is mounted radially outside the winding (3) by a common connecting conductor (12a).Type: ApplicationFiled: July 2, 2020Publication date: November 10, 2022Applicant: Schaeffler Technologies AG & Co. KGInventors: Andreas RUPPERT, Robin BABIAN
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Publication number: 20220345008Abstract: An electrical machine includes a stator; a rotor, which can be rotated relative to the stator; a temperature-sensing device for sensing a temperature of the stator, which temperature-sensing device comprises a temperature sensor; and a rotor-sensing device for sensing the rotational speed and/or rotational position of the rotor. The rotor-sensing device includes a rotor-state-sensing sensor. The temperature-sensing device and the rotor-sensing device are connected to form a common assembly. The temperature-sensing device has a sensor portion, which can be moved between two end positions by means of at least one spring element and which includes the temperature sensor.Type: ApplicationFiled: July 22, 2020Publication date: October 27, 2022Applicant: Schaeffler Technologies AG & Co. KGInventors: Andreas Ruppert, Michael Marsetz
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Publication number: 20220329126Abstract: A power electronics module for an electrical drive machine of a motor vehicle includes multiple bus bars and a potting element supporting the bus bars such that they are spaced apart and electrically insulated from one another. Each bus bar is exposed in a first connection region and a second connection region, opposite the first connection region, for further contact with the environment of the potting element. The bus bars are provided with a sealing sheathing, applied separately to the potting element, on a longitudinal section between the two connection regions arranged in a common recess in the potting element made from a plastic material. The sealing sheathing adhered to the bus bar via a layer of adhesion agent. An electrical drive machine comprising said power electronics module, as well as a method of a power electronics module is provided.Type: ApplicationFiled: August 25, 2020Publication date: October 13, 2022Applicant: Schaeffler Technologies AG & Co. KGInventor: Andreas Ruppert
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Publication number: 20220311312Abstract: An electric machine includes a stator having a winding including a plurality of conductors assigned to one or more phases and at least one temperature sensor assembly having a temperature sensor section with a temperature sensor for detecting the temperature region of the winding. The ends of at least one part of the conductors on the inner or outer circumference of the winding protrude axially or radially over the winding, wherein an interconnection ring comprising at least one conductor bridge is placed axially or radially on the winding. The ends of at least two respective conductors assigned to a phase protrude radially or axially outwards. The temperature sensor section has a sensor housing which is introduced into a housing recess provided on the interconnection ring in such a way that the temperature sensor is in thermal contact with the connection conductor or the conductor bridge.Type: ApplicationFiled: March 30, 2020Publication date: September 29, 2022Applicant: Schaeffler Technologies AG & Co. KGInventors: Christian Silvery, Mike Czerlewitz, Matthias Kästle, Andreas Ruppert
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Publication number: 20220278591Abstract: A stator for an electric machine, having a winding including a plurality of interconnected conductors assigned to one or more phases, wherein the ends of at least some of the conductors protrude axially or radially beyond the winding at the inner circumference and/or at the outer circumference of the winding. An interconnection ring, to which the conductors are connected, is positioned axially or radially on the winding, and at least one temperature sensor is arranged at the interconnection ring and is in thermal contact with the winding.Type: ApplicationFiled: April 16, 2020Publication date: September 1, 2022Applicant: Schaeffler Technologies AG & Co. KGInventor: Andreas Ruppert
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Publication number: 20220278578Abstract: An electrical machine, includes a machine housing containing: a stator, which has a winding comprising a plurality of conductors, which are associated with one or more phases and are interconnected; and a power connection, which is arranged outside the winding and has a number of line portions corresponding to the number of phases. The line portions are connected to the conductors and are connected to phase connections or form such. The line portions being at least partly accommodated in a connection housing, which has a cavity through which the line portions extend, which cavity communicates, after the connection housing has been inserted into the machine housing, with a coolant channel provided there, such that a coolant flowing in the coolant channel flows through the cavity.Type: ApplicationFiled: June 23, 2020Publication date: September 1, 2022Applicant: Schaeffler Technologies AG & Co. KGInventor: Andreas Ruppert