Patents by Inventor Bernhard Hoffmann

Bernhard Hoffmann 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).

  • Patent number: 10358520
    Abstract: The present invention relates to a polymer, preparable by reacting at least one polymer, preparable by reacting (a) dimer fatty acids with at least (b) one polyether having a C3 to C6 alkylene radical and a number-average molecular weight of 450 to 2200 g/mol, components (a) and (b) are used in a molar ratio of 0.7/2.3 to 1.3/1.
    Type: Grant
    Filed: January 9, 2015
    Date of Patent: July 23, 2019
    Assignee: BASF Coatings GmbH
    Inventors: Bernhard Lettmann, Peter Hoffmann, Raphaela Jasper, Kai Kuhn, Heinz-Juergen Kemper, Marion Siegert
  • Patent number: 10344181
    Abstract: The present invention relates to an aqueous coating composition comprising at least one aqueous dispersion comprising at least one copolymer (CP), said copolymer (CP) being preparable by (i) initially charging an aqueous dispersion of at least one polyurethane, and then (ii) polymerizing a mixture of olefinically unsaturated monomers in the presence of the polyurethane from (i), in which (a) a water-soluble initiator is used, (b) the olefinically unsaturated monomers are metered in such that a concentration of 6.0% by weight, based on the total amount of olefinically unsaturated monomers used for polymerization, in the reaction solution is not exceeded over the entire reaction time, and (c) the mixture of the olefinically unsaturated monomers comprises at least one polyolefinically unsaturated monomer and at least one linear hydroxy-functional reaction product (R) having an acid number less than 20 mg KOH/g, the preparation of which involves using at least one compound (v) containing two functional groups (v.
    Type: Grant
    Filed: November 18, 2014
    Date of Patent: July 9, 2019
    Assignee: BASF Coatings GmbH
    Inventors: Bernhard Steinmetz, Peggy Jankowski, Nadia Luhmann, Michael Matura, Hardy Reuter, Peter Hoffmann
  • Publication number: 20190202872
    Abstract: A recombinant dietary protein is provided that is free of phenylalanine and is a dietary protein with a high biological value. Further provided are a vector encoding said dietary protein, a microorganisms expressing said protein, a method for the production of said protein, and a dietary composition comprising said protein that in an embodiment is for use as a medicament and/or food for special medical purposes in patients with accumulations of phenylalanine in the body.
    Type: Application
    Filed: August 30, 2017
    Publication date: July 4, 2019
    Inventors: Bernhard HOFFMANN, Yvonne MÜCKE, Stefan RASCHE, Natalia JABLONKA, Stefan SCHILLBERG
  • Publication number: 20190194490
    Abstract: Described herein is a method for producing a coating system on a substrate, including producing a cured basecoat film on the substrate by applying a pigmented aqueous basecoat material to the substrate and subsequently curing the basecoat material, wherein the basecoat material includes a polyether-based reaction product which is preparable by reaction of (a) at least one cyclic tetracarboxylic dianhydride having an aliphatic, aromatic or araliphatic radical X which bridges the two anhydride groups, with (b) at least one polyether of a general structural formula (II) in which R is a C3 to C6 alkylene radical and n is selected such that the polyether (b) possesses a number-average molecular weight of 500 to 5000 g/mol, and wherein components (a) and (b) are used in the reaction in a molar ratio of 0.7/2.3 to 1.6/1.7 and a resulting reaction product possesses an acid number of 5 to 80 mg KOH/g.
    Type: Application
    Filed: August 14, 2017
    Publication date: June 27, 2019
    Inventors: Bernhard Steinmetz, Peter Hoffmann, Hardy Reuter, Peggy Jankowski
  • Patent number: 10293373
    Abstract: Described is a method for producing a multicoat color and/or effect paint system. A pigmented aqueous basecoat material is used which comprises at least one phosphite of the formula (I): wherein at least one of the radicals R1 to R3 is selected from the group of aliphatic hydrocarbons. The sum total of the weight percentage fractions of all of the phosphites of structural formula (I) here is 0.1% to 5% by weight, based on the total weight of the basecoat material used. Moreover, described are the corresponding basecoat materials, the corresponding multicoat color and/or effect paint system, and the use of the phosphites in pigmented aqueous coating materials. Also described is a method for repairing defects on multicoat color and/or effect paint systems produced with the aid of the above-identified method of the invention.
    Type: Grant
    Filed: September 20, 2013
    Date of Patent: May 21, 2019
    Assignee: BASF Coatings GmbH
    Inventors: Bernhard Steinmetz, Michael Matura, Bianca Göb, Peter Hoffmann
  • Patent number: 9425656
    Abstract: A transversal flux machine having a stator and an external rotor disposed about the stator, the stator comprising two axial end faces, having an inner core of the stator, having a cooling path disposed radially within the inner core, wherein a cooling path either a) protrudes out of the transversal flux machine on the axial end face of the stator, said transversal flux machine facing away from an inlet side, or b) the cooling path protrudes out of the transversal flux machine on the axial end face of the stator, said transversal flux machine facing away from the inlet side, the cooling path running between the inlet and the outlet in an intermediate space between the stator and the external rotor of the stator facing the inlet side, the cooling path between the inlet and the outlet running in an intermediate space between the stator and the external rotor.
    Type: Grant
    Filed: December 29, 2010
    Date of Patent: August 23, 2016
    Assignee: Robert Bosch GmbH
    Inventors: Reinhard Rasch, Andreas Gruendl, Bernhard Hoffmann, Heidimarie Loos
  • Publication number: 20160159392
    Abstract: A steering knuckle assembly that is made of a lightweight material, such as an aluminum-based material, but is strong enough to withstand various induced stresses like those caused during a press-fit installation of a wheel bearing assembly. In one embodiment, the steering knuckle assembly includes a steering knuckle component made of an aluminum-based material that is over-molded or cast around a reinforcing insert made of a stronger ferrous-based material. The reinforcing insert has an inner surface surrounding an opening that is designed to receive a wheel bearing assembly, where the inner surface can be machined before or after the over-molding or casting process.
    Type: Application
    Filed: August 4, 2014
    Publication date: June 9, 2016
    Inventor: Bernhard Hoffmann
  • Publication number: 20130299299
    Abstract: A clutch has a stationary carrier, a first clutch member and a second clutch member. The first clutch member and the second clutch member are disposed so as to be rotatable about a common axis. The carrier has a coil arrangement, which is partially accommodated in a first partial core containing soft iron and which faces towards the first clutch member. The first clutch member has a second partial core, containing soft iron, having magnetic-flux poles that at least partially enclose the coil arrangement of the stationary carrier. The second clutch member has permanent-magnet elements, which face towards the magnetic-flux poles and which, are at least partially in alignment with at least some of the magnetic-flux poles. The first clutch member and the second clutch member are set up to transmit a torque and/or a rotary motion from the one clutch member to the other clutch member.
    Type: Application
    Filed: May 7, 2013
    Publication date: November 14, 2013
    Applicant: COMPACT DYNAMICS GMBH
    Inventors: BERNHARD HOFFMANN, ANDREAS GRUENDL, REINHARD RASCH
  • Patent number: 8544780
    Abstract: An output-side subassembly of a mill drive system is provided. The subassembly includes an output flange, connectable to a grinding dish, for absorbing forces occurring in a grinding process. Moreover, an annular basic element which is mountable on a foundation or carrier element is provided. For supporting the output flange, a plurality of axial plain bearing segments are arranged essentially equidistantly with respect to one another on the annular basic element. In this case, lubricating gaps are formed in each case between the output flange and the axial plain bearing segments.
    Type: Grant
    Filed: February 11, 2011
    Date of Patent: October 1, 2013
    Assignee: Siemens Aktiengesellschaft
    Inventors: Bernhard Hoffmann, Dirk Schroer
  • Patent number: 8480014
    Abstract: A fluid injection valve having an inlet which is set up to receive fluid from a supply line and is connected to a chamber, a fluid outlet which is connected to the chamber, is set up to allow fluid to flow out of the fluid injection valve and has a valve arrangement having a valve seat and a valve element, wherein the valve element is set up to perform opening and closing movements relative to the valve seat, a linear actuator which is set up to move the valve element relative to the valve seat, and a spring arrangement which exerts on the valve element a force which is dependent on the fluid pressure prevailing in the chamber.
    Type: Grant
    Filed: December 6, 2007
    Date of Patent: July 9, 2013
    Assignee: Compact Dynamics GmbH
    Inventors: Andreas Gruendl, Bernhard Hoffmann, Friedrich Mörtl
  • Patent number: 8366208
    Abstract: A brake unit for a hydraulic, single-circuit or multi-circuit braking system of a land vehicle, with fluid on-off valves to be operated electrically, an electronic closed-loop/open-loop control circuit to provide control signals for the fluid on-off valves by which the hydraulic pressure in the brake circuits is modulated, a unit body, which consists of at least two ceramic boards connected to each other, and which has the fluid on-off valves, hydraulic connecting lines between the fluid on-off valves being incorporated in the boards, and at least one of the boards being used as the carrier board for electrical/electronic components and electrical connecting lines of the electronic open-loop/closed-loop control circuit.
    Type: Grant
    Filed: August 10, 2007
    Date of Patent: February 5, 2013
    Assignee: Compact Dynamics GmbH
    Inventors: Andreas Gründl, Bernhard Hoffmann
  • Publication number: 20130015733
    Abstract: The invention relates to a transversal flux machine having a stator (13) and an external rotor (16) disposed about the stator (13), the stator (13) comprising two axial end faces (273, 276), having an inner core (107) of the stator (13), having a cooling path disposed radially within the inner core (107), characterized in that a cooling path either a) protrudes out of the transversal flux machine (10)on the axial end face (273) of the stator (13), wherein said transversal flux machine faces away from an inlet side (303), or b) the cooling path protrudes out of the transversal flux machine (10) on the axial end face (273) of the stator (13), wherein said transversal flux machine faces away from the inlet side, and wherein the cooling path runs between the inlet and the outlet in an intermediate space (265) between the stator (13) and the external rotor (16).
    Type: Application
    Filed: December 29, 2010
    Publication date: January 17, 2013
    Applicant: ROBERT BOSCH GMBH
    Inventors: Reinhard Rasch, Andreas Gruendl, Bernhard Hoffmann, Heidimarie Loos
  • Publication number: 20120242181
    Abstract: In order to provide a compact and highly efficient electric machine having high power density, an electric machine excited by permanent magnets, comprising a stator and a rotor, is provided. The stator comprises a coil arrangement and the rotor has permanent magnet elements. The coil arrangement comprises a winding and surrounds a flux yoke. The flux yoke comprises at least one limb. Between every two limbs, flux guide parts are arranged that are spaced apart from each other and that are aligned with the ends of the limbs. Neighbouring permanent magnet elements have opposing magnetic orientations and are combined to form a magnet disc. On the side facing away from the limbs of the permanent magnet elements, flux guide parts are arranged. The limbs and the flux guide parts face the permanent magnet elements forming an air gap.
    Type: Application
    Filed: December 6, 2010
    Publication date: September 27, 2012
    Applicant: COMPACT DYNAMICS GmbH
    Inventors: Andreas Gruendl, Bernhard Hoffmann
  • Patent number: 8274194
    Abstract: In the drive train of a combustion engine an auxiliary arrangement is arranged which is to be coupled with an axial flow machine including a stator and a rotor, in order to perform an actuating movement. The stator has a coil arrangement, and the rotor has an essentially cup-shaped support for permanent magnet elements. The coil arrangement of the stator has at least one cylindrical winding and is at least partially enclosed by two essentially pot-shaped magnetic flux yokes. Each of the pot-shaped magnetic flux yokes has side areas with magnetic flux poles whose outsides are oriented towards the permanent magnet elements of the rotor. The magnetic flux poles of the stator are arranged spaced apart from the permanent magnet elements of the rotor. The magnetic orientation of neighboring permanent magnet elements towards the air gap alternates.
    Type: Grant
    Filed: June 26, 2008
    Date of Patent: September 25, 2012
    Assignee: Compact Dynamics GmbH
    Inventors: Andreas Gruendl, Bernhard Hoffmann, Stephan Steyer, Anton Wolf, Uwe Reichert
  • Patent number: 8028937
    Abstract: A fuel injection valve for fuel injection systems of internal combustion engines, in particular for injecting fuel directly into a combustion chamber of an internal combustion engine, said fuel injection valve comprising a fuel inlet which is designed to allow fuel to flow into the fuel injection valve, and an actuating device which can be electrically activated and cooperates with a valve arrangement in order to discharge fuel into the combustion chamber in a directly or indirectly controlled manner via a fuel outlet the actuating device having a solenoid arrangement which is to be energized, a substantially magnetically soft magnet yoke arrangement which cooperates therewith, and a substantially magnetically soft magnet armature arrangement which cooperates therewith. The magnet yoke arrangement is constituted by at least two yoke discs. At least one of the faces of each yoke disc has at least one pole web which together with the solenoid arrangement acts upon the magnet armature arrangement.
    Type: Grant
    Filed: July 1, 2005
    Date of Patent: October 4, 2011
    Assignee: Compact Dynamics GmbH
    Inventors: Andreas Gründl, Bernhard Hoffmann
  • Publication number: 20110210196
    Abstract: An output-side subassembly of a mill drive system is provided. The subassembly includes an output flange, connectable to a grinding dish, for absorbing forces occurring in a grinding process. Moreover, an annular basic element which is mountable on a foundation or carrier element is provided. For supporting the output flange, a plurality of axial plain bearing segments are arranged essentially equidistantly with respect to one another on the annular basic element. In this case, lubricating gaps are formed in each case between the output flange and the axial plain bearing segments.
    Type: Application
    Filed: February 11, 2011
    Publication date: September 1, 2011
    Inventors: Bernhard Hoffmann, Dirk Schroer
  • Patent number: 7989991
    Abstract: A linear actuator is provided with an armature and a stator. The armature has at least two stacks of permanently magnetic rods one over another, the stacks being arranged at a predetermined distance from each other. The stator is at least partly produced from a soft magnetic material, and comprises at least two pairs of teeth with teeth opposite each other, each pair of teeth receiving one of the two stacks between them while forming an air gap. The stator has at least two magnetically conducting inner areas which are located between the two stacks and arranged at a predetermined distance from each other in the direction of motion of the armature. The inner areas are each at least partially surrounded by a substantially hollow cylindrical coil arrangement, the central longitudinal axis of which is oriented substantially transversely to the direction of motion of the armature.
    Type: Grant
    Filed: June 10, 2008
    Date of Patent: August 2, 2011
    Assignee: Compact Dynamics, GmbH
    Inventors: Andreas Gruendl, Bernhard Hoffmann
  • Publication number: 20100314963
    Abstract: The invention relates to a permanently-excited electrical machine with a stator and a rotor. The stator has a coil arrangement and the rotor is provided with permanent magnet elements, or the rotor comprises a coil arrangement and the stator is provided with permanent magnet elements. An air gap is formed between the stator and the rotor, which is defined by the permanent magnet elements and magnetically conductive teeth of the stator, which are aligned with these in certain positions. The coil arrangement comprises at least one hollow cylindrical winding which is at least partially accommodated in the stator. The rotor has a magnetic return on the sides of the permanent magnet elements, which are remote from the air gap. The magnetic return is formed of rings which are oriented in the circumferential direction of the rotor, and which in the axial direction of the rotor are not wider than individual ones of the permanent magnet elements.
    Type: Application
    Filed: November 12, 2008
    Publication date: December 16, 2010
    Inventors: Andreas Gruendl, Bernhard Hoffmann
  • Publication number: 20100301685
    Abstract: Linear machine with a stator and a rotor, which are separated by an air gap and have at least one stator coil and/or one rotor coil respectively. The stator or rotor has a soft magnetic iron body with a stator back or rotor back, on which grooves are formed at a distance from each other, forming teeth. In the grooves, multiple conductor bars of the stator coil or rotor coil are arranged in rows. On the faces of the stator or rotor, end connectors which connect the conductor bars and extend over multiple grooves are present. Each conductor bar has a cavity on the face of at least one of its ends. Each end connector has an extension, which is arranged and dimensioned in such a way as to engage in an electrically conducting manner into the respective cavity of the conductor bar, on its section facing the respective front end of the conductor bars.
    Type: Application
    Filed: April 29, 2008
    Publication date: December 2, 2010
    Applicant: COMPACT DYNAMICS GMBH
    Inventors: Andreas Grundl, Bernhard Hoffmann
  • Patent number: 7841309
    Abstract: A gas exchange valve actuator for a valve-controlled internal combustion engine is equipped with a rotor, which is to be coupled to a valve member, and a stator, wherein the rotor has at least two stacks, which are arranged at a predetermined distance from one another, of superposed permanently magnetic bars, and the stator is formed, at least partially, from a soft-magnetic material and has at least two pairs of teeth with mutually opposed teeth, of which each pair of teeth receives one of the two stacks between them in each case, while forming an air gap, and wherein the stator has at least two magnetically conductive inner regions which are located between the two stacks and arranged at a predetermined distance from one another in the direction of movement of the rotor and which are at least partially surrounded, in each case, by an essentially hollow-cylindrical coil arrangement, the central longitudinal axis of which is oriented approximately transversely to the direction of movement of said rotor.
    Type: Grant
    Filed: March 31, 2006
    Date of Patent: November 30, 2010
    Assignee: Compact Dynamics GmbH
    Inventors: Andreas Gründl, Bernhard Hoffmann