Patents by Inventor Helmut Kreuzer
Helmut Kreuzer 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: 20210354597Abstract: A guide device of a vehicle having a first guide paired with a fixture, a second guide that is paired with a structure of the vehicle and forms a guide track along which the fixture is movably guided in opposite track directions. A locking device has a first lock paired with the fixture and second lock paired with the structure of an X-locking mechanism which is used to releasably lock a movement along the track directions. A primary lock is paired with the fixture and a secondary lock is paired with the structure of a Z-locking mechanism via which a movement in a third direction for a removal out of the second guide can be releasably locked. The locking device has at least a first actuator and a second actuator via which the X-locking mechanism and/or the Z-locking mechanism can be moved between a locking position and a release position.Type: ApplicationFiled: July 21, 2021Publication date: November 18, 2021Applicant: Volkswagen AktiengesellschaftInventors: Josef BERDICH, Hermann WEIN, Helmut KREUZER
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Patent number: 9882458Abstract: Method for producing a stator winding (18) of an electric machine (10), in particular an AC generator, wherein the stator winding (18) has at least n phase windings (120, 121, 122, 123, 124), and one phase winding (120, 121, 122, 123, 124) has a plurality of directly successive wound coils (82) with coil sides (88) and coil side connectors (91), wherein the coils (82) are divided into first coils (82.1) and second coils (82.2), with a forming tool (100), in which slots (105, 106; 105?, 106?) are provided which are suitable for accommodating the coils (82), wherein a first coil (82.1) is arranged in a slot (105; 105?), and a second coil (82.2) is arranged in another slot (105; 105?), characterized in that n?1 slots (105, 106; 105?, 106?) are arranged between the first coil (82.1) and the second coil (82.2).Type: GrantFiled: December 1, 2011Date of Patent: January 30, 2018Assignee: SEG Automotive Germany GmbHInventors: Gert Wolf, Klaus Herbold, Gerlinde Weber, Christoph Schwarzkopf, Eberhard Rau, Alexander Mueller, Helmut Kreuzer, Kurt Reutlinger
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Patent number: 9780631Abstract: Method for stamping multiple coil sides (96) for a stator winding (18), characterized in that the multiple coil sides (96) are arranged in a grooved row (90), the shaping process taking place at a force (F), the direction of which runs at an angle (?) greater than zero relative to the grooved row (90).Type: GrantFiled: November 30, 2011Date of Patent: October 3, 2017Assignee: Robert Bosch GmbHInventors: Klaus Pflueger, Martin Henne, Klaus Herbold, Christoph Schwarzkopf, Helmut Kreuzer, Steffen Didra
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Patent number: 9564791Abstract: Method for producing a stator winding (18) of an electric machine (10), in particular an AC generator, wherein the stator winding (18) has at least n phase windings (120, 121, 122, 123, 124), and one phase winding (120, 121, 122, 123, 124) has a plurality of successive wound coils (82) with coil sides (88) and coil side connectors (91), wherein the coils (82) are divided into first coils (82.1) and second coils (82.2), with a forming tool (100), in which slots (105, 106) are provided which are suitable for accommodating the coils (82), wherein a first coil (82.1) is arranged in a slot (105), and a second coil (82.2) is arranged in the same slot (105).Type: GrantFiled: December 1, 2011Date of Patent: February 7, 2017Assignee: Robert Bosch GmbHInventors: Gert Wolf, Klaus Herbold, Gerlinde Weber, Christoph Schwarzkopf, Eberhard Rau, Alexander Mueller, Helmut Kreuzer, Kurt Reutlinger
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Patent number: 9362794Abstract: Stator winding (18) comprising multiple phase windings (12). A phase winding has at least two partial phase windings (120a, 120b) which include coils (123) and coil connectors (126) that run parallel.Type: GrantFiled: November 30, 2011Date of Patent: June 7, 2016Assignee: Robert Bosch GmbHInventors: Klaus Pflueger, Christoph Schwarzkopf, Martin Henne, Klaus Herbold, Helmut Kreuzer, Steffen Didra
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Patent number: 9013085Abstract: A method is disclosed for producing a stator winding of an electric machine, in particular an alternator, the stator winding comprising at least one phase winding and the phase winding having a plurality of coils, the plurality of coils being wound in one direction, a given number of turns being wound and the coil having a plurality of coil sides, two coil sides of the coil transitioning integrally into coil connectors. The turns of the coil are subsequently moved relative to each other in such a way that the coil sides transitioning into coil connectors are outermost coil sides of the coil.Type: GrantFiled: May 25, 2010Date of Patent: April 21, 2015Assignee: Robert Bosch GmbHInventors: Klaus Pflueger, Martin Henne, Klaus Herbold, Christoph Schwarzkopf, Helmut Kreuzer
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Patent number: 8914967Abstract: Method for producing a distributed lap winding for polyphase systems, in particular for alternators, wherein, in a first step, a chain of laps is formed with a linking direction, characterized in that, in a further step, at least one lap is rotated with its lap sides at right angles to the linking direction such that at least one lap side of one lap is arranged alongside at least one lap side of another lap such that the at least one lap side of one lap and the at least one lap side of another lap are arranged at a position which corresponds to a slot position.Type: GrantFiled: December 21, 2009Date of Patent: December 23, 2014Assignee: Robert Bosch GmbHInventors: Klaus Herbold, Gerlinde Weber, Christoph Schwarzkopf, Helmut Kreuzer
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Patent number: 8878413Abstract: An alternating-current generator, in particular a three-phase generator, for a motor vehicle, having a rotor including north and south poles, particularly having claw-pole fingers extending in the axial direction and alternating as north and south poles at the rotor's periphery, a stator having a magnetic core, especially laminated core, having slots and a stator winding disposed in the magnetic core's slots, the stator winding having winding overhangs that are coolable by an approximately radial air flow produced by at least one fan mounted at the rotor, the stator being situated opposite the rotor, and the stator and the rotor having defined positions relative to each other, the multiphase stator winding being made up of winding elements, at least one winding element having more than two sections inserted in slots, and at least one winding element having more than one reversal section which brings about a change in the radial position.Type: GrantFiled: January 2, 2008Date of Patent: November 4, 2014Assignee: Robert Bosch GmbHInventors: Gert Wolf, Thomas Berger, Eberhard Rau, Alexander Shendi, Helmut Kreuzer, Christoph Schwarzkopf
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Publication number: 20140035427Abstract: Method for producing a stator winding (18) of an electric machine (10), in particular an AC generator, wherein the stator winding (18) has at least n phase windings (120, 121, 122, 123, 124), and one phase winding (120, 121, 122, 123, 124) has a plurality of directly successive wound coils (82) with coil sides (88) and coil side connectors (91), wherein the coils (82) are divided into first coils (82.1) and second coils (82.2), with a forming tool (100), in which slots (105, 106; 105?, 106?) are provided which are suitable for accommodating the coils (82), wherein a first coil (82.1) is arranged in a slot (105; 105?), and a second coil (82.2) is arranged in another slot (105; 105?), characterized in that n?1 slots (105, 106; 105?, 106?) are arranged between the first coil (82.1) and the second coil (82.2).Type: ApplicationFiled: December 1, 2011Publication date: February 6, 2014Applicant: ROBERT BOSCH GMBHInventors: Gert Wolf, Klaus Herbold, Gerlinde Weber, Christoph Schwarzkopf, Eberhard Rau, Alexander Mueller, Helmut Kreuzer, Kurt Reutlinger
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Publication number: 20130328435Abstract: Method for producing a stator winding (18) of an electric machine (10), in particular an AC generator, wherein the stator winding (18) has at least n phase windings (120, 121, 122, 123, 124), and one phase winding (120, 121, 122, 123, 124) has a plurality of successive wound coils (82) with coil sides (88) and coil side connectors (91), wherein the coils (82) are divided into first coils (82.1) and second coils (82.2), with a forming tool (100), in which slots (105, 106) are provided which are suitable for accommodating the coils (82), wherein a first coil (82.1) is arranged in a slot (105), and a second coil (82.2) is arranged in the same slot (105).Type: ApplicationFiled: December 1, 2011Publication date: December 12, 2013Applicant: ROBERT BOSCH GMBHInventors: Gert Wolf, Klaus Herbold, Gerlinde Weber, Christoph Schwarzkopf, Eberhard Rau, Alexander Mueller, Helmut Kreuzer, Kurt Reutlinger
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Publication number: 20130307369Abstract: Stator winding (18) comprising multiple phase windings (12). A phase winding has at least two partial phase windings (120a, 120b) which include coils (123) and coil connectors (126) that run parallel.Type: ApplicationFiled: November 30, 2011Publication date: November 21, 2013Applicant: ROBERT BOSCH GMBHInventors: Klaus Pflueger, Christoph Schwarzkopf, Martin Henne, Klaus Herbold, Helmut Kreuzer, Steffen Didra
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Publication number: 20130257215Abstract: Method for stamping multiple coil sides (96) for a stator winding (18), characterized in that the multiple coil sides (96) are arranged in a grooved row (90), the shaping process taking place at a force (F), the direction of which runs at an angle (?) greater than zero relative to the grooved row (90).Type: ApplicationFiled: November 30, 2011Publication date: October 3, 2013Applicant: ROBERT BOSCH GMBHInventors: Klaus Pflueger, Martin Henne, Klaus Herbold, Christoph Schwarzkopf, Helmut Kreuzer, Steffen Didra
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Publication number: 20120119605Abstract: A method is disclosed for producing a stator winding of an electric machine, in particular an alternator, the stator winding comprising at least one phase winding and the phase winding having a plurality of coils, the plurality of coils being wound in one direction, a given number of turns being wound and the coil having a plurality of coil sides, two coil sides of the coil transitioning integrally into coil connectors. The turns of the coil are subsequently moved relative to each other in such a way that the coil sides transitioning into coil connectors are outermost coil sides of the coil.Type: ApplicationFiled: May 25, 2010Publication date: May 17, 2012Applicant: ROBERT BOSCH GMBHInventors: Klaus Pflueger, Martin Henne, Klaus Herbold, Christoph Schwarzhopf, Helmut Kreuzer
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Patent number: 8099858Abstract: A winding device for producing a field coil including a double-layer multiple-circuit winding for an electric motor includes a drive. The drive is configured to operate upon a winding mandrel with multiple lamellas arranged to be swung radially outwardly and inwardly by the drive in order to produce the double-layer multiple-circuit winding as a plurality of winding stacks that are arranged in separate slots and electrically connected in series, in parallel or both. At least two axially-separated winding stacks can be produced at the same time by the drive.Type: GrantFiled: November 23, 2005Date of Patent: January 24, 2012Assignee: Robert Bosch GmbHInventors: Helmut Kreuzer, Eberhard Rau, Dirk Wolf, Alexander Puhahn, Olaf Simon, Yvonne Goebel, Bernard Walle, Thomas Harrer
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Publication number: 20110302767Abstract: Method for producing a distributed lap winding for polyphase systems, in particular for alternators, wherein, in a first step, a chain of laps (60) is formed with a linking direction (R), characterized in that, in a further step, at least one lap (60) is rotated with its lap sides (66) at right angles to the linking direction (R) such that at least one lap side (66) of one lap (60) is arranged alongside at least one lap side (66) of another lap (60) such that the at least one lap side (66) of one lap (60) and the at least one lap side (66) of another lap (60) are arranged at a position which corresponds to a slot position.Type: ApplicationFiled: December 21, 2009Publication date: December 15, 2011Applicant: ROBERT BOSCH GMBHInventors: Klaus Herbold, Gerlinde Weber, Christoph Schwarzkopf, Helmut Kreuzer
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Publication number: 20110043059Abstract: An alternating-current generator, in particular a three-phase generator, for a motor vehicle, having a rotor including north and south poles, particularly having claw-pole fingers extending in the axial direction and alternating as north and south poles at the rotor's periphery, a stator having a magnetic core, especially laminated core, having slots and a stator winding disposed in the magnetic core's slots, the stator winding having winding overhangs that are coolable by an approximately radial air flow produced by at least one fan mounted at the rotor, the stator being situated opposite the rotor, and the stator and the rotor having defined positions relative to each other, the multiphase stator winding being made up of winding elements, at least one winding element having more than two sections inserted in slots, and at least one winding element having more than one reversal section which brings about a change in the radial position.Type: ApplicationFiled: January 2, 2008Publication date: February 24, 2011Inventors: Gert wolf, Thomas Berger, Eberhard RAU, Alexander Shendi, Helmut Kreuzer, Christoph Schwarzkopf
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Method for producing a magnetically excitable core comprising a core winding for an electric machine
Patent number: 7600311Abstract: A method for producing a magnetically excitable core for an electrical machine, by which in a method step (S1), the core, having a substantially parallelepiped shape with slots extending parallel on one side, is furnished, into whose slots, in a method step (S2), the core winding is inserted by its winding sides, and then in a method step (S3), the core together with the core winding is reshaped into a cylindrical ring shape with radially inward-oriented slots, is proposed. The method is characterized by a further step, according to which in each case all winding sides that are inserted into each slot are pressed into a slot shape in a tool and reshaped before being inserted into the slot.Type: GrantFiled: January 22, 2001Date of Patent: October 13, 2009Assignee: Robert Bosch GmbHInventors: Helmut Kreuzer, Eberhard Rau, Adam Willmott, Alan Fussey, Williams Neil, Martin Henne, Klaus Pflueger -
Publication number: 20090145995Abstract: The invention relates to a winding device for producing a field coil (30) for an electric machine, especially a field coil (30) having a double-layer multiple-circuit winding, the field coil being formed by a plurality of winding stacks (31a, 32a, 33a . . . 31j, 32j, 33j) that are connected in series and/or in parallel. The inventive device is characterized by a winding mandrel (10) on which at least two axially spaced-apart winding stacks (31a, 32a, 33a) can be produced at the same time.Type: ApplicationFiled: November 23, 2005Publication date: June 11, 2009Inventors: Helmut Kreuzer, Eberhard Rau, Dirk Wolf, Alexander Puhahn, Olaf Simon, Yvonne Goebel, Bernard Walle, Thomas Harrer
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Patent number: 7302749Abstract: The method of making a two-layer lap winding (12) for a multiphase electrical machine includes the steps of winding a first coil unit (20) of a first phase winding (14) around a winding bar (10); subsequently laying a coil connector (18) of the first phase winding (14) in a first direction and then winding at least one other coil unit (16) of at least one other phase winding (14) around the winding bar (10) and over the coil connector (18). Subsequently a second coil unit (22) of the first phase winding (14) is wound around the winding bar (10) following all first coil units of all phase windings and after all coil connectors from the first coil units are laid. A method of making a stator from the two-layer lap winding (12) is also described.Type: GrantFiled: May 10, 2004Date of Patent: December 4, 2007Assignee: Robert Bosch GmbHInventors: Helmut Kreuzer, Eberhard Rau, Reinhard Bezner
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Patent number: 6897404Abstract: A method and device for welding pin contacts and socket contacts to an optical waveguide, the welding device has a contact loading station, a contact transport carriage, a laser welding device, and an electrical control unit. The contact loading station has a socket contact transfer device and a pin contact transfer device. The contact transport carriage has a pin contact holder and a socket contact holder. The contact transport carriage is displaceable between the contact loading station and the laser welding station. The electrical control unit controls the combination and number of socket contacts and pin contacts transferred from the socket contact transfer device to the socket contact holder and from the pin contact transfer device to the pin contact holder without having to re-tool the welding device.Type: GrantFiled: April 8, 2003Date of Patent: May 24, 2005Assignee: Tyco Electronics AMP GmbHInventors: Lothar Bauer, Robert Germann, Michael Gerst, Helmut Kreuzer, Gerd Stegmayer