Patents by Inventor Gert Wolf
Gert Wolf 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: 20120232002Abstract: Aqueous pharmaceutical formulations with an insulin analog, comprising 0.001 to 0.2 mg/ml of zinc, 0.1 to 5.0 mg/ml of a preservative, and 5.0 to 100 mg/ml of an isotonicity agent, and whose pH is 5 or less, and also their preparation, use for treating diabetes mellitus, and a medicament for treating diabetes mellitus.Type: ApplicationFiled: July 2, 2010Publication date: September 13, 2012Applicant: SANOFI-AVENTIS DEUTSCHLAND GMBHInventors: Isabell Schoettle, Christiane Fuerst, Verena Siefke-Henzler, Gerrit Hauck, Walter Kamm, Julia Schnieders, Jutta Carls, Gert Wolf
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Publication number: 20120139383Abstract: The invention relates to a method for producing a stator winding (18) of an electric machine (10), in particular of an alternator, the stator winding (18) comprising at least n phase windings (120, 121, 122, 123, 124) and a phase winding (120, 121, 122, 123, 124) having several directly consecutively wound coils (82) having coil sides (88) and coil side connectors (91), the coils (82) being divided into first coils (82.1) and second coils (82.2), by means of a forming tool (100), in which grooves (105, 106; 105?, 106?) suitable for accommodating the coils (82) are provided, a first coil (82.1) being arranged in one groove (105; 105?) and a second coil (82.2) being arranged in another groove (105; 105?), characterized in that n?1 grooves (105, 106; 105?, 106?) are arranged between the first coil (82.1) and the second coil (82.2).Type: ApplicationFiled: May 31, 2010Publication date: June 7, 2012Applicant: ROBERT BOSCH GMBHInventors: Gert Wolf, Eberhard Rau, Alexander Mueller, Kurt Reutlinger
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Publication number: 20120032550Abstract: The invention relates to the electric connection of conductor ends (26b), which are arranged in pairs and are positioned on top of each other, of a winding comprising individual conductors and to a method for establishing the connection, wherein a plurality of the conductor ends in pairs are arranged next to each other at a distance (a). In order to establish the electric connection with the briefest and most spatially delimited heating possible, it is proposed to insert a nanofoil (30) between the conductor ends (26b) that are to be connected in pairs, to then press the conductor ends together to clamp the nanofoil (30), and to finally weld or solder the conductor ends to each other by igniting the nanofoil (30).Type: ApplicationFiled: February 10, 2010Publication date: February 9, 2012Applicant: ROBERT BOSCH GMBHInventor: Gert Wolf
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Publication number: 20110235381Abstract: A rectifier bridge circuit is described for rectifying the phase voltage generated by a generator, including a positive half-bridge having multiple rectifier elements and a negative half-bridge having multiple rectifier elements. The rectifier elements each have a controllable switch having a diode connected in parallel. A control circuit is provided for switching the switches on and off. The switch-on time tswitch on setpoint and/or the switch-off time tswitch off setpoint of the switch is/are computed based on a characteristic map or a mathematical function.Type: ApplicationFiled: September 25, 2009Publication date: September 29, 2011Inventors: Gert Wolf, Paul Mehringer, Kurt Reutlinger, Gerhard Walter
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Patent number: 7989996Abstract: The invention relates to a five-phase electric generator (1), in particular for a motor vehicle, said generator comprising five electric branches (12) for five different phases, the latter being electrically connected at interconnection points (14). The electric angle (?) ranges between 25° and 36° at said interconnection points (14).Type: GrantFiled: May 22, 2006Date of Patent: August 2, 2011Assignee: Robert Bosch GmbHInventors: Gert Wolf, Norbert Pfitzke
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Patent number: 7982333Abstract: A voltage regulator having overvoltage protection which is situated in a vehicle electrical system between the generator that is situated in a first voltage level and a battery that is situated in a second voltage level. A generator is used as a generator whose control voltage is freely selectable within specifiable limits. The voltage regulator, which is embodied as an in-phase regulator, makes available a regulated voltage on the output side, which is used for supplying the usual vehicle electrical system users as well as for charging the battery. The in-phase regulator is furnished with an electronics system or an intelligence which includes a microprocessor and which evaluates supplied data with regard to voltages, currents or load breakings and which specifies response criteria, and, upon the reaching of certain response criteria, initiates the measures which then become necessary.Type: GrantFiled: August 10, 2005Date of Patent: July 19, 2011Assignee: Robert Bosch GmbHInventors: Gert Wolf, Reinhard Meyer
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Patent number: 7956508Abstract: The invention relates to a generator, especially for motor vehicles, which comprises a generator stator (36) having winding slots and subcoils (10 21) lying in said winding slots (35). The subcoils (10 21) are connected to each other via a bridge circuit (3) in order to produce a DC voltage from a multiphase AC voltage produced by a rotary field. The generator is configured as a multiphase generator (30), preferably a three-phase or six-phase generator (30). The aim of the invention is to reduce magnetic nose and torque ripple merely by modifying the subcoil wiring. For this purpose, the subcoils (10 21) are connected to an angular ring and the bridge circuit (3) connected to the ring has a lower phase number than corners of the angular ring circuit (1).Type: GrantFiled: January 2, 2007Date of Patent: June 7, 2011Assignee: Robert Bosch GmbHInventor: Gert Wolf
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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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Publication number: 20100283349Abstract: A polyphase electrical machine, in particular, a polyphase generator, includes a stator which features a core body having a circumferential slot pitch, and a winding configuration having a plurality of windings. It is provided that each winding and each slot of the group of slots that extends over one pole pitch is assigned to one of the phases, and the windings have winding sections that lie in assigned slots and between which, in each case, a winding-head connection is formed, the winding-head connections of different windings being disposed radially in layers relative to each other, and the number of phases being five. A method for producing a polyphase electrical machine is also provided.Type: ApplicationFiled: January 29, 2008Publication date: November 11, 2010Inventors: Gert Wolf, Norbert Pfitzke, Thomas Berger, Eberhard Rau, Alexander Shendi
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Publication number: 20100244555Abstract: A three-phase generator includes an output voltage settable between a first voltage value and a second voltage value, in which the first voltage value is provided for supplying electrical system consumers of a motor vehicle. The second voltage value is greater than the first voltage value. The three-phase generator has a stator around whose teeth a three-phase winding is wound, whose winding phases are positioned in slots located between the teeth. To ensure a balanced power ratio within the different voltage levels, each winding has a predefined number of conductors per slot.Type: ApplicationFiled: July 14, 2005Publication date: September 30, 2010Inventors: Herbert Labitzke, Gert Wolf, Reinhard Meyer
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Publication number: 20100156230Abstract: An alternator for motor vehicles, having a rotor, whose poles are developed as claw-poles. In order to improve the design options of the stator of the machine, its multiphase winding is developed as a fractional-slot winding, whereby, in particular with respect to the selection of the number of slots, many additional options are created, by which both the production is made clearly simpler and less costly and, at the same time, the electrical properties are able to be improved.Type: ApplicationFiled: June 4, 2007Publication date: June 24, 2010Inventors: Gert Wolf, Alexander Shendi, Kurt Reutlinger
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Patent number: 7695704Abstract: A process for producing borazane from boron-nitrogen and boron-nitrogen-hydrogen containing BNH-waste products. The process includes reacting the BNH-waste products with a hydrogen halide, having the formula HX, wherein X is selected from the group consisting of F, Cl, Br, I, and combinations thereof, to form any of the following: a boron trihalide, having the formula BX3, an ammonium halide, having the formula NH4X, and hydrogen. The boron trihalide is then reacted with the hydrogen to form diborane, having the formula B2H6, and hydrogen halide. The ammonium halide is then converted to ammonia, having the formula NH3, and hydrogen halide. The diborane is then reacted with the ammonia to form borazane, having the formula BH3NH3.Type: GrantFiled: February 13, 2007Date of Patent: April 13, 2010Assignees: GM Global Technology Operations, Inc., Albert Ludwigs Universitat FreiburgInventors: Gert Wolf, Felix Baitalow, Gerhard Roewer, Steffen Hausdorf, Gerd Arnold, Ulrich Eberle, Dieter Hasenauer, Florian O. Mertens
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Publication number: 20100066194Abstract: An electric machine, in particular an electrically excited claw pole generator for a motor vehicle, is provided, having a stator winding, the phase terminals of which may be connected in the manner of a pentagram to a rectifier system. The stator winding has a five-phase design, phase terminals situated in adjacent slots being interconnected at least once. All of the phase terminals may be interconnected are situated in adjacent slots.Type: ApplicationFiled: October 10, 2007Publication date: March 18, 2010Applicant: Robert Bosch GmbHInventors: Gert Wolf, Norbert Pfitzke
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Publication number: 20100033052Abstract: Stator winding (10) for an electric machine, in particular for a generator of a motor vehicle, the stator winding (10) being embodied as an ordered stator winding (10), and the stator winding (10) being embodied in at least two axially spaced-apart levels (22, 24) in a winding head (13). The invention also relates to an electric machine and a method for manufacturing a stator winding (10) of an electric machine.Type: ApplicationFiled: July 6, 2006Publication date: February 11, 2010Inventor: Gert Wolf
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Publication number: 20090160286Abstract: The invention relates to a method for producing a stator winding (100) for a stator of an electrical machine, in particular for a motor vehicle. Provision is made for the at least one section (102) of the stator winding (100) to be positioned in one plane, and for regions of the section (A, B, C) to be bent toward one another along at least one folding line (108), with the result that a lap winding is produced. The invention also relates to a corresponding stator winding (100) and an electrical machine with a stator winding (100).Type: ApplicationFiled: November 10, 2006Publication date: June 25, 2009Inventors: Gert Wolf, Thomas Berger
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Patent number: 7545125Abstract: The present invention relates to a six-phase generator for a motor vehicle having two three-phase systems displaced with respect to one another by 30°, the phase windings of one of the three-phase systems being positioned in a wye connection and the phase windings of the other three-phase system being positioned in a delta connection.Type: GrantFiled: June 17, 2004Date of Patent: June 9, 2009Assignee: Robert Bosch GmbHInventors: Gert Wolf, Klaus Rechberger
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Publication number: 20090121575Abstract: The invention relates to a generator, especially for motor vehicles, which comprises a generator stator (36) having winding slots and subcoils (10 21) lying in said winding slots (35). The subcoils (10 21) are connected to each other via a bridge circuit (3) in order to produce a DC voltage from a multiphase AC voltage produced by a rotary field. The generator is configured as a multiphase generator (30), preferably a three-phase or six-phase generator (30). The aim of the invention is to reduce magnetic nose and torque ripple merely by modifying the subcoil wiring. For this purpose, the subcoils (10 21) are connected to an angular ring and the bridge circuit (3) connected to the ring has a lower phase number than corners of the angular ring circuit (1).Type: ApplicationFiled: January 2, 2007Publication date: May 14, 2009Inventor: Gert Wolf
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Publication number: 20090001840Abstract: The invention relates to an electrical machine, especially an alternator (10) comprising a stator winding (11) with a total of seven phase conductors (P1 to P7) which are interconnected in series at the same electrical angle (a). The aim of the invention is to dampen magnet noise and to increase machine performance. For this purpose, at least every other electrically subsequent phase conductor (P) is skipped when the phase conductors (P1 to P7) are connected in series.Type: ApplicationFiled: December 27, 2006Publication date: January 1, 2009Inventors: Gert Wolf, Norbert Pfitzke
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Publication number: 20080265697Abstract: The invention relates to an electrical machine, in particular a three-phase alternator (10), having a claw-pole rotor (11) with direct-current excitation, and having a stator winding (16) which is inserted into the slots in a laminated stator core and comprises a plurality of winding systems (16A, 16B), each having three winding sections (R, Y, B) connected to form a star circuit, with the winding systems each being offset through 120° electrical with respect to one another, and with the winding systems also being offset through an electrical angle ? with respect to one another. In order to damp mechanically caused noise in the generator when the machine is used in motor vehicles, it is proposed that the three-phase winding systems (16A, 16B) be connected to one another at their start points (P1, P2) via a coupling element 30 (20).Type: ApplicationFiled: September 15, 2006Publication date: October 30, 2008Inventors: Hubert Bischof, Gert Wolf, Guenter Rademacher
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Publication number: 20080193356Abstract: A process for producing borazane from boron-nitrogen and boron-nitrogen-hydrogen containing BNH-waste products. The process includes reacting the BNH-waste products with a hydrogen halide, having the formula HX, wherein X is selected from the group consisting of F, Cl, Br, I, and combinations thereof, to form any of the following: a boron trihalide, having the formula BX3, an ammonium halide, having the formula NH4X, and hydrogen. The boron trihalide is then reacted with the hydrogen to form diborane, having the formula B2H6, and hydrogen halide. The ammonium halide is then converted to ammonia, having the formula NH3, and hydrogen halide. The diborane is then reacted with the ammonia to form borazane, having the formula BH3NH3.Type: ApplicationFiled: February 13, 2007Publication date: August 14, 2008Applicant: GM Global Technology Operations, Inc.Inventors: Gert Wolf, Felix Baitalow, Gerhard Roewer, Steffen Hausdorf, Gerd Arnold, Ulrich Eberle, Dieter Hasenauer, Florian O. Mertens