Patents Assigned to Preh GmbH
  • Publication number: 20210316515
    Abstract: A method for joining a first component with a second component includes providing a first component with a thermoplastic rivet; providing a second component having a rivet hole, wherein the rivet hole forms a rivet hole inlet in a first surface of the second component and a rivet hole outlet in a second surface of the second component, and wherein the second component forms in the second surface a structured rivet head accommodating portion disposed in a region of the rivet hole outlet; inserting a free end of the rivet via the rivet hole inlet into the rivet hole until a unilaterally abutting, inserted position of the rivet reaching through the rivet hole is reached; and heat staking the free end of the rivet in the inserted position while forming a rivet head, so that the rivet head is at least partially accommodated in the rivet head accommodating portion.
    Type: Application
    Filed: March 30, 2021
    Publication date: October 14, 2021
    Applicant: PREH GMBH
    Inventor: Dirk ERDLOPFF
  • Patent number: 11102917
    Abstract: The disclosed embodiments are directed to a casing for housing electronic components, comprising a casing wall structure surrounding a casing interior region for accommodating the electronic components, the casing wall structure defining a fluid flow passageway for thermal regulation fluid, the fluid flow passageway extending within the casing wall structure separated from said casing interior region from an inlet to and an outlet at the casing wall structure, characterized in that the casing wall structure completely encloses the casing interior region to make it a closed interior volume, and that the casing wall structure is double-walled by including an inner shell and an outer shell which form a space in between in communication with the inlet and the outlet such that between the inner and outer shells the fluid flow passageway is defined as a continuous and coherent flow space which completely encloses the interior volume of the casing wall structure.
    Type: Grant
    Filed: May 10, 2017
    Date of Patent: August 24, 2021
    Assignee: PREH GMBH
    Inventor: Laura Kvarnstrand
  • Publication number: 20210208708
    Abstract: The present disclosure relates to an input device and a method of producing the device. The input device includes a flat panel defining an array of control surfaces, a support disposed on a side of the panel facing away from an operator, and a flat film layer structure disposed between the flat panel and the support which defines an array of capacitive sensors; wherein each capacitive sensor forms a measuring capacitance assigned to one of the control surfaces; wherein the support forms at least one web, which protrudes towards the flat panel and connects to the flat panel to fix the film layer structure between the flat panel and the support.
    Type: Application
    Filed: March 18, 2021
    Publication date: July 8, 2021
    Applicant: PREH GMBH
    Inventors: David HEURICH, Matthias LEMBACH, Ronald SCHMIDT
  • Patent number: 11040621
    Abstract: The present disclosure relates to an input device of a vehicle user interface with a housing, with a detection device assigned to the housing, with an evaluation unit connected to the detection device in an electrically conductive manner, and with an actuating member movably mounted on the housing, wherein the actuating member cooperates with the detection device via a magnetic measuring field, e.g. a static magnetic field or an alternating magnetic field, in order to transmit to the evaluation unit at least one position parameter related to a position and/or a change of position of the actuating member relative to the housing, wherein the evaluation unit is designed to carry out a switching or controlling function of a vehicle component depending on the position parameter.
    Type: Grant
    Filed: September 21, 2017
    Date of Patent: June 22, 2021
    Assignee: PREH GMBH
    Inventor: Thomas Eckert
  • Patent number: 11029719
    Abstract: The present disclosure relates to an operating assembly consisting of a carrier, an actuating element that is mounted movably relative to the carrier and so as to return into a rest position and which defines an input surface and has a detector for detecting a touch occurring on the input surface, and of at least one rotary adjuster, which is disposed on the input surface and is mounted rotatably relative to the input surface, and of a matrix of force sensors between the carrier and the actuating element, and of an evaluator, which is configured for carrying out a positional determination of a touch that has occurred on the input surface from the signal obtained by the detector, and for identifying at least one action of the actuating force on the rotary adjuster based on the signals of the matrix of force sensors by a comparison with predetermined values.
    Type: Grant
    Filed: October 27, 2016
    Date of Patent: June 8, 2021
    Assignee: PREH GMBH
    Inventors: Markus Klein, Michael Schubert, Benedikt Schmidt
  • Publication number: 20210149526
    Abstract: A device for spatially resolving a projected capacitive touch detection. The device includes an electrically insulating substrate with a first and a second type of electrically conductive surfaces, and a through-hole. The first type of electrically conductive surfaces are connected in rows to form transmitting electrodes. The second type of electrically conductive surfaces are connected in columns to form receiving electrodes. The first type of electrically conductive surfaces includes non-deformed first type of electrically conductive surfaces and deformed first type of electrically conductive surface(s). The second type of electrically conductive surfaces includes non-deformed second type of electrically conductive surfaces and deformed second type of electrically conductive surface(s). The first type of electrically conductive surfaces and the second type of electrically conductive surfaces are arranged in an alternating manner.
    Type: Application
    Filed: January 26, 2021
    Publication date: May 20, 2021
    Applicant: PREH GMBH
    Inventors: RAINER SCHLEGELMILCH, JOCHEN SCHLERETH
  • Publication number: 20210138924
    Abstract: A method for charging a high-voltage battery of an electric vehicle, comprising: providing the high-voltage battery having a nominal battery voltage; providing a charging station outputting a DC charging voltage; selectively pre-charging a second charging terminal of the charging station to a predetermined pre-charge voltage using a controllably limited pre-charge current supplied by electric power from the high-voltage battery.
    Type: Application
    Filed: December 18, 2020
    Publication date: May 13, 2021
    Applicants: PREH GMBH, BRUSA ELEKTRONIK AG
    Inventors: MARC NEITZ, ALEXANDER MATTHIAS, AXEL KRAUSE, ANDREAS KRUSPAN, MARC HANSELMANN, HANNES HOBI, RUDOLF MEUSBURGER
  • Patent number: 10990228
    Abstract: The present disclosure relates to an input device comprising a flat panel defining an array of control surfaces, a support disposed on a side of the panel, and a substantially flat film layer placed between the panel and the support defining an array of capacitive sensors, wherein each control surfaces comprises backlightable luminous surfaces and are disposed on a surface of the panel facing towards an operator, wherein each capacitive sensor forms a measuring capacitance assigned to one control surface, wherein the panel has a light-conducting layer covering the luminous surfaces, wherein a lighting means is provided for each control surface for backlighting the associated luminous surface of the control surface while transmitting light through the light-conducting layer, wherein the support forms a web which protrudes towards the panel and is connected to the panel in order to fix the film layer structure between the panel and the support.
    Type: Grant
    Filed: April 4, 2019
    Date of Patent: April 27, 2021
    Assignee: PREH GMBH
    Inventors: David Heurich, Matthias Lembach, Ronald Schmidt
  • Publication number: 20210101501
    Abstract: A method for charging a high-voltage battery of an electric vehicle, comprising: providing the high-voltage battery having a nominal battery voltage; providing a charging station outputting a DC charging voltage less than the nominal battery voltage; draining current between a first battery terminal and a protective earth terminal such that the voltage between the first battery terminal and the protective earth terminal essentially matches with the voltage between a first charging terminal and the protective earth terminal, and boosting the voltage at a second charging terminal of the charging station to match the charging voltage with the nominal battery voltage.
    Type: Application
    Filed: December 18, 2020
    Publication date: April 8, 2021
    Applicants: PREH GMBH, BRUSA ELEKTRONIK AG
    Inventors: MARC NEITZ, ALEXANDER MATTHIAS, AXEL KRAUSE, ANDREAS KRUSPAN, MARC HANSELMANN, HANNES HOBI, RUDOLF MEUSBURGER
  • Patent number: 10908630
    Abstract: The present disclosure relates to a display adjuster including a rotary adjuster; and an electronic display including a transparent outer layer, wherein the rotary adjuster includes an actuation member and a rotational detection means, wherein the actuation member is rotatably mounted about a rotational axis mounted with bearing means, and the rotary adjuster is arranged on the transparent layer; and the display adjuster also includes a surrounding wall on the transparent layer that surrounds at least the bearing means.
    Type: Grant
    Filed: May 19, 2016
    Date of Patent: February 2, 2021
    Assignee: PREH GMBH
    Inventors: Benedikt Schmidt, Michael Schubert, Markus Klein, Heiko Glienicke
  • Patent number: 10892753
    Abstract: An input device, including a flat panel defining an array of control surfaces, and an array of capacitive sensors and a support. The control surfaces are on a surface of the panel facing towards the operator and the support is on a side of the panel facing away from an operator. Also, each capacitive sensor forms a measuring capacitance assigned to a control surface. Further, each capacitive sensor is formed by a common substantially flat film layer structure. The film layer structure includes a first electrode for forming the measuring capacitance. On the side of the support, a lighting device is provided for each control surface for backlighting the associated control surface and transmitting light through the film layer structure. Also, the input device reduces the passage of light from one capacitive sensor to an adjacent capacitive sensor.
    Type: Grant
    Filed: October 26, 2017
    Date of Patent: January 12, 2021
    Assignee: PREH GMBH
    Inventors: Ottmar Gleissner, Jochen Schlereth
  • Publication number: 20210001725
    Abstract: The present disclosure relates to an input device of a vehicle user interface with a housing, with a detection device assigned to the housing, with an evaluation unit connected to the detection device in an electrically conductive manner, and with an actuating member movably mounted on the housing, wherein the actuating member cooperates with the detection device via a magnetic measuring field, e.g. a static magnetic field or an alternating magnetic field, in order to transmit to the evaluation unit at least one position parameter related to a position and/or a change of position of the actuating member relative to the housing, wherein the evaluation unit is designed to carry out a switching or controlling function of a vehicle component depending on the position parameter.
    Type: Application
    Filed: September 21, 2017
    Publication date: January 7, 2021
    Applicant: PREH GMBH
    Inventor: Thomas ECKERT
  • Patent number: 10817060
    Abstract: A method of manufacturing a control device comprising an actuator for generating a haptic feedback. The method includes providing at least two flat anchors each of which comprises a connecting element for connection to a support component. The connecting element is arranged differently on each of the flat anchors. An actuator solenoid and the support component are mounted within the control device. A distance between the actuator solenoid and a predetermined point on the support component is determined to obtain a determined distance. One flat anchor is selected from the flat anchors based on an actual distance to the actuator solenoid when the one flat anchor is connected to the support component corresponding to a specific requirement, the actual distance being determined based on the determined distance. The one flat anchor selected is mounted within the control device.
    Type: Grant
    Filed: November 28, 2017
    Date of Patent: October 27, 2020
    Assignee: PREH GMBH
    Inventors: Ottmar Gleissner, Frank Then
  • Publication number: 20200319722
    Abstract: A rotary knob having (inter alia, adjustable) a coupling electrode and capacitive coupling devices for placing on a touch screen is provided. Depending on the position of the rotary knob or of the coupling electrode, contact of a corresponding partial region of the touchscreen is detected. The rotary knob is designed detect and ignore disturbing influences such as drops of water.
    Type: Application
    Filed: May 6, 2019
    Publication date: October 8, 2020
    Applicant: PREH GMBH
    Inventors: Michael MARTIN, Benedikt SCHMIDT, Markus KLEIN
  • Patent number: 10795485
    Abstract: The present disclosure relates to a touch-sensitive input device, including: a support; a touch-sensitive input part; and a supplementary body that is rigidly connected to the input part that is jointly mounted by means of first bearing means on the support so as to be movable in at least one deflection direction; a damper body that is mounted on the support by means of second bearing means so as to be movable at least in the deflection direction; an actuator acting between the damper body and the combination of input part and supplementary body, having an effective axis in order to cause a movement of the input part substantially counter to the damper body to generate haptic feedback; wherein the input part and the supplementary body define a hollow volume in which at least the actuator is arranged.
    Type: Grant
    Filed: June 27, 2017
    Date of Patent: October 6, 2020
    Assignee: PREH GMBH
    Inventor: Jochen Ehrenberg
  • Patent number: 10787121
    Abstract: A multifunction operating device includes a carrier; an input part which has an input surface comprising an array of operating surfaces and which is to be mounted so as to be able to move relatively to the carrier; a touch sensor system which is designed to detect a touching of the input surface by an operating member of an operator, which touching is spatially resolved on the different operating surfaces, and to provide it as a touch detection result; a control unit electrically connected to the touch sensor system; an actuator electrically connected to the control unit and having an effective direction (W) for driving the input part so as to move it relatively to the carrier in order to generate an active haptic; the control unit is designed to trigger the active haptic depending on the touch detection result; an electromechanical switching element electrically connected to the control unit and arranged between the input part and the carrier in order to detect an actuation exerting a minimum actuating force
    Type: Grant
    Filed: November 2, 2018
    Date of Patent: September 29, 2020
    Assignee: PREH GMBH
    Inventors: Markus Frey, Martin Schäfer
  • Patent number: 10775950
    Abstract: The invention relates to an input device including: a capacitive detector with a detection surface forming an array of electrodes; an electronic evaluation unit electrically connected to the electrodes and forming an associated array of electrical measuring fields for the spatially resolving detection of a capacitive influence on the detection surface; a handling means disposed on the detection surface in a manner movable along an adjustment path to perform an operating input by means of a movement by an operator; a coupling electrode assembly which is partially moved along with the handling means and disposed in an electrically insulated manner with respect to the operator while they touch the handling means, and where at least one position of the handling means is provided where two measuring fields are capacitively influenced by a means of the coupling electrode assembly, where these influences are detected to obtain position information.
    Type: Grant
    Filed: August 7, 2019
    Date of Patent: September 15, 2020
    Assignee: PREH GMBH
    Inventors: Norbert Bauer, Thomas Kleffel
  • Patent number: 10768703
    Abstract: The present disclosure is a touch-sensitive input detector having an operating unit with an input surface; a support; a fastener for mounting the operating unit to the support in a vibration direction so as to be displaceable from a resting position and elastically restorable; and an actuator for stimulating the operating unit to vibrate in the direction of vibration for a haptic feedback; wherein the fastener for attaching the operating unit includes leaf spring elements, which each form a first section for attaching to the support and a second section for attaching to the operating unit, and an intermediate middle section, so that the operating unit is mounted on the support in an elastically vibratable manner, and which are arranged at a distance from each other by the middle section, wherein at least one section from first section and second section is attached by a form-fit seat, such as overmolding.
    Type: Grant
    Filed: March 6, 2018
    Date of Patent: September 8, 2020
    Assignee: PREH GMBH
    Inventors: Benedikt Schmidt, Kai Lang, Mario Schmitt
  • Patent number: 10727011
    Abstract: The present disclosure relates to a switch assembly for a motor vehicle component, including: an electronic basic body for arranging a contact member; an actuating member for actuating the contact member; a web associated with the actuating member, including a web portion with a web stop; a flexible switching mat having a basic portion for arranging the actuating member and the web; an operating member having an operating portion with an operating stop and an operating counter-stop disposed opposite to the web stop; a support member connected to the basic body or the switching mat having a support portion with a support counter-stop that contacts the operating stop in a non-actuated state of the switch assembly; wherein the web provided on the basic portion is arranged to be spaced apart from the actuating member provided on the basic portion, wherein the web encloses the actuating member at least partially.
    Type: Grant
    Filed: April 3, 2019
    Date of Patent: July 28, 2020
    Assignee: PREH GMBH
    Inventors: Dirk Erdloff, Sebastian Schäfer, Henry Hinterholzinger
  • Patent number: 10719128
    Abstract: A device and method for an operator controlled element with haptic feedback dependent on the detection direction are provided. The device includes a base; an actuating part movably supported on the base; an electrical actuator which is attached to the base and acts on the actuating part in order to drive in a moving manner the actuating part in an excitation direction by means of an electrical excitation signal for generating a haptic feedback; a means for detecting an actuation of the actuating part in two detection directions which in each case include a different angular amount with the excitation direction; an evaluation unit, which is configured, if an actuation in one of the two detection directions is detected, to drive the actuator with a specific electrical excitation signal, depending on the result relating to in which of the two detection directions the actuation was carried out.
    Type: Grant
    Filed: March 8, 2016
    Date of Patent: July 21, 2020
    Assignee: PREH GMBH
    Inventors: Martin Jeitner, Markus Klein, Andreas Kramlich, Matthias Lust, Benedikt Schmidt