Patents by Inventor Frederic Giraud

Frederic Giraud 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).

  • Publication number: 20240140366
    Abstract: A device for cleaning at least one glass surface of a vehicle, including at least one nozzle configured to spray a cleaning fluid onto the at least one glass surface, at least one line for dispensing the cleaning fluid, a pump, a plurality of solenoid valves or sets of solenoid valves, each solenoid valve being connected to one of the nozzles and coupled to at least one heating element.
    Type: Application
    Filed: March 1, 2022
    Publication date: May 2, 2024
    Applicant: VALEO SYSTEMES D'ESSUYAGE
    Inventors: Frederic GIRAUD, Alexandre FILLOUX
  • Patent number: 11919486
    Abstract: System for cleaning a glazed surface of a motor vehicle, including at least one wiper and a drive device for driving at least the wiper along an axis of translation, substantially perpendicular to said wiper, where the glazed surface is a detection surface of a sensor/emitter of a detection assembly and in that the drive device includes at least one drive motor driving in rotation about an axis of rotation substantially perpendicular to the axis of translation, and at least a conversion device converting a rotational movement of the drive motor into a rectilinear movement along the axis of translation.
    Type: Grant
    Filed: November 12, 2020
    Date of Patent: March 5, 2024
    Assignee: Valeo Systemes d'Essuyage
    Inventors: Gerald Caillot, Frederic Giraud, Jean-Michel Jarasson, Vincent Izabel
  • Patent number: 11845459
    Abstract: The invention relates to a device for remotely giving warning as to the state of wear of at least one blade of a windshield-wiper system of a vehicle comprising means for determining the wear of said blade and means for flagging said wear; said device is noteworthy in that it comprises at least one unit comprising a module called the removable diagnostic connector able to interact with a diagnostic service connector forming an on-board diagnostic input of the vehicle in order to establish a link with said diagnostic connector via the OBD protocol and means for communicating electronically that are coupled to the diagnostic connector and that are able to transmit, to a portable electronic apparatus, via a wireless link, a message indicating the wear of said blade when the means for determining the wear of the blade generate a signal referred to as a wear signal.
    Type: Grant
    Filed: April 9, 2019
    Date of Patent: December 19, 2023
    Inventors: Frederic Giraud, Laure Imbert, Damien Coquet, Eric Poton
  • Publication number: 20230145395
    Abstract: The present invention relates to a method for cleaning a protective device (3) for a drive assist system (1), comprising an optical sensor (13) having an optic (14), the protective device (3) having an optical element (9) arranged upstream of the optic (14) and having an inner surface (9a) and an outer surface (9b) and being movably mounted about an axis of rotation (A1), the method comprising the following steps: processing a succession of images acquired by the optical sensor (13) when the optical element (9) is rotating, so as to detect a generally circular or semi-circular shape which is centred on the axis of rotation (A1) of the optical element (9) and which is generated by dirt deposited on the outer surface (9b), and triggering at least one action for cleaning the outer surface (9b) of the optical element (9) if the shape is detected. The invention also relates to an associated drive assist system (1).
    Type: Application
    Filed: March 22, 2021
    Publication date: May 11, 2023
    Applicant: Valeo Systèmes d'Essuyage
    Inventor: Frederic Giraud
  • Patent number: 11618416
    Abstract: An optical detection system (100) for a vehicle (1) comprises at least one sensor (4) and a spraying device (5) for spraying a cleaning product onto the glazed surface (21) of this sensor. The sensor (4) is electrically connected to a power-supply and control network (11). According to the invention, the sensor (4) and the spraying device (5) are electrically connected to each other in the aim of controlling the spraying device (5).
    Type: Grant
    Filed: July 4, 2018
    Date of Patent: April 4, 2023
    Assignee: Valeo Systèmes d'Essuyage
    Inventors: Frédéric Giraud, Christophe Le-Ligne
  • Publication number: 20230083611
    Abstract: The present invention relates to a device for cleaning at least one optical surface of a vehicle, including at least one rod which extends mainly along a longitudinal elongation axis. The rod including an element for spraying a cleaning fluid and a wiper blade configured to wipe the optical surface. The device further including at least one actuation means driven to move the rod in a first longitudinal direction of movement parallel to the longitudinal elongation axis, and in a second longitudinal direction of movement opposite to the first longitudinal direction of movement. The device additionally includes at least one means for limiting and/or compensating for at least one return force exerted on the rod.
    Type: Application
    Filed: January 25, 2021
    Publication date: March 16, 2023
    Applicant: VALEO SYSTEMES D'ESSUYAGE
    Inventor: Frederic GIRAUD
  • Publication number: 20230075405
    Abstract: The invention relates to a touch interface comprising, on the one hand, an interfacial surface able to generate a haptic-feedback effect in response to a touch of said surface by a user, and, on the other hand, at least one piezoelectric actuator configured to generate, in said interfacial surface, at least one wave of ultrasonic frequency able to endow the particles of this surface with an elliptical movement having a movement component tangential to said surface, which component is denoted ut(t), and a movement component normal to said surface, which component is denoted un(t), wherein said wave of ultrasonic frequency is chosen so that the amplitude Ut of the tangential component ut(t) and the amplitude Un of the normal component un(t) are substantially equal.
    Type: Application
    Filed: January 29, 2021
    Publication date: March 9, 2023
    Applicants: HAP2U, UNIVERSITÉ DE LILLE
    Inventors: Matthieu RUPIN, Pierre GARCIA, Frederic GIRAUD, Christophe GIRAUD-AUDINE, Betty SEMAIL, Michel AMBERG
  • Publication number: 20230065330
    Abstract: A cleaning method (1) for cleaning a glazed surface (20) of a vehicle (2), said vehicle (2) comprising a cleaning device (21) comprising a wiping system (210) with at least one spray device for spraying a liquid (Lq), characterized in that said cleaning method (1) involves verifying (E1) a first condition (C1) that the current season (sc) is spring or summer, verifying (E2) a second condition (C2) which is the probability (pb) of there being insect strike (is) on said glazed surface (20), and verifying (E3) a third condition (C3) that said vehicle (2) is stopped. If all of the conditions (C) are met, then activating (E4) the cleaning device to begin a cleaning cycle (Cy), and executing (E5) the cleaning cycle (Cy) using said cleaning device (21).
    Type: Application
    Filed: August 31, 2022
    Publication date: March 2, 2023
    Applicant: Valeo Systèmes d'Essuyage
    Inventors: Frédéric Giraud, Jean Luc Terrasse, Alexandre Filloux
  • Publication number: 20230055368
    Abstract: Wiper blade for a wiping system, in particular for wiping a camera of a motor vehicle, the wiper blade comprising a connection device suitable for releasable connection to a drive shaft of the wiper blade, said connection device comprising a first orientation which allows mounting/dismounting relative to a drive shaft, and a second orientation which does not allow such mounting/dismounting.
    Type: Application
    Filed: January 11, 2021
    Publication date: February 23, 2023
    Applicant: VALEO SYSTEMES D'ESSUYAGE
    Inventors: Vincent IZABEL, Jean-Michel JARASSON, Gerald CAILLOT, Frederic GIRAUD, Marcel TREBOUET, Alexandre PASCHUTINE, Mehdi BELHAJ
  • Patent number: 11556180
    Abstract: A system includes sensor-actuator units fixed onto a plate to be actuated according to at least one predetermined vibratory mode, each sensor-actuator unit having an electromechanical actuator and a deformation or vibratory speed sensor, wherein the electromechanical actuator and the sensor are colocated on the surface, that is to say that the measurement by the sensor is performed in immediate proximity to the electromechanical actuator, this proximity being such that the actuator and the sensor can respectively actuate and measure the same predetermined vibratory mode.
    Type: Grant
    Filed: February 27, 2020
    Date of Patent: January 17, 2023
    Assignees: HAP2U, UNIVERSITÉ DE LILLE
    Inventors: Frederic Giraud, Christophe Giraud-Audine, Michel Amberg, Betty Lemaire-Semail, Bruno Challiol
  • Publication number: 20230001889
    Abstract: System for cleaning a glazed surface of a motor vehicle, including at least one wiper and a drive device for driving at least the wiper along an axis of translation, substantially perpendicular to said wiper, where the glazed surface is a detection surface of a sensor/emitter of a detection assembly and in that the drive device includes at least one drive motor driving in rotation about an axis of rotation substantially perpendicular to the axis of translation, and at least a conversion device converting a rotational movement of the drive motor into a rectilinear movement along the axis of translation.
    Type: Application
    Filed: November 12, 2020
    Publication date: January 5, 2023
    Applicant: VALEO SYSTEMES D'ESSUYAGE
    Inventors: Gerald CAILLOT, Frederic GIRAUD, Jean-Michel JARASSON, Vincent IZABEL
  • Patent number: 11377073
    Abstract: The present invention relates to a system (1) for cleaning an optical sensor (3), notably of a motor vehicle, comprising: —an element (5) for spraying a cleaning liquid, —a tank (7) of cleaning liquid fluidically connected to the element (5) for spraying cleaning liquid, —a pump (9) configured to pump the cleaning liquid from the tank (7) to the element (5) for spraying the cleaning liquid, the system (1) also comprising a containment wall (11) for the cleaning liquid, which is movable between a retracted position in which the containment wall is configured to be positioned outside the field of view of the optical sensor (3) and a cleaning position in which the containment wall (11) is configured to be positioned in front of the optical sensor (3) so as to define a collection vessel (13) for the cleaning liquid, and in that it comprises an evacuation pipe (15) for the cleaning liquid that is connected both to the collection vessel (13) in the cleaning position and to the tank (7) of cleaning liquid.
    Type: Grant
    Filed: April 25, 2017
    Date of Patent: July 5, 2022
    Assignee: Valeo Systèmes d'Essuyage
    Inventor: Frédéric Giraud
  • Publication number: 20220185240
    Abstract: The present invention relates to a system for cleaning at least two sensors/transmitters for a motor vehicle, the system comprising at least one first device for projecting a cleaning fluid onto at least one first sensor/transmitter, at least one second device for projecting a cleaning fluid onto at least one second sensor/transmitter, at least one reservoir, at least one circuit for distribution of the cleaning fluid, connecting the reservoir to the first and second projection devices, at least one electronic pump, and at least one control unit, characterized in that the control unit is configured to receive information on a request for activation of the first and/or second projection device(s) in order to determine a theoretical value of at least one operating parameter of a pump.
    Type: Application
    Filed: March 18, 2020
    Publication date: June 16, 2022
    Applicant: VALEO SYSTEMES D'ESSUYAGE
    Inventors: Frederic GIRAUD, Alexandre FILLOUX
  • Publication number: 20220137706
    Abstract: A system includes sensor-actuator units fixed onto a plate to be actuated according to at least one predetermined vibratory mode, each sensor-actuator unit having an electromechanical actuator and a deformation or vibratory speed sensor, wherein the electromechanical actuator and the sensor are colocated on the surface, that is to say that the measurement by the sensor is performed in immediate proximity to the electromechanical actuator, this proximity being such that the actuator and the sensor can respectively actuate and measure the same predetermined vibratory mode.
    Type: Application
    Filed: February 27, 2020
    Publication date: May 5, 2022
    Applicants: HAP2U, Université de Lille
    Inventors: Frederic GIRAUD, Christophe GIRAUD-AUDINE, Michel AMBERG, Betty LEMAIRE-SEMAIL, Bruno CHALLIOL
  • Patent number: 11273798
    Abstract: The invention relates to a device for cleaning a sensor (2) of an optical detection system for a motor vehicle, comprising a fluid distribution set (3) for distributing fluid onto said sensor under the control of operating instructions issued by a control module (6). According to the invention, the control module is configured to generate an information message (M1) about the need for the sensor to be cleaned and to receive a control instruction from a vehicle occupant authorizing the cleaning operation.
    Type: Grant
    Filed: March 23, 2017
    Date of Patent: March 15, 2022
    Assignee: Valeo Systèmes d'Essuyage
    Inventor: Frédéric Giraud
  • Publication number: 20210284189
    Abstract: The invention relates to a device for remotely giving warning as to the state of wear of at least one blade of a windshield-wiper system of a vehicle comprising means for determining the wear of said blade and means for flagging said wear; said device is noteworthy in that it comprises at least one unit comprising a module called the removable diagnostic connector able to interact with a diagnostic service connector forming an on-board diagnostic input of the vehicle in order to establish a link with said diagnostic connector via the OBD protocol and means for communicating electronically that are coupled to the diagnostic connector and that are able to transmit, to a portable electronic apparatus, via a wireless link, a message indicating the wear of said blade when the means for determining the wear of the blade generate a signal referred to as a wear signal.
    Type: Application
    Filed: April 9, 2019
    Publication date: September 16, 2021
    Applicant: Valeo Systemes d'Essuyage
    Inventors: Frederic GIRAUD, Laure IMBERT, Damien COQUET, Eric POTON
  • Publication number: 20210221336
    Abstract: The present invention relates to a system (1) for cleaning an optical sensor (3), notably of a motor vehicle, comprising: —an element (5) for spraying a cleaning liquid, —a tank (7) of cleaning liquid fluidically connected to the element (5) for spraying cleaning liquid, —a pump (9) configured to pump the cleaning liquid from the tank (7) to the element (5) for spraying the cleaning liquid, the system (1) also comprising a containment wall (11) for the cleaning liquid, which is movable between a retracted position in which the containment wall is configured to be positioned outside the field of view of the optical sensor (3) and a cleaning position in which the containment wall (11) is configured to be positioned in front of the optical sensor (3) so as to define a collection vessel (13) for the cleaning liquid, and in that it comprises an evacuation pipe (15) for the cleaning liquid that is connected both to the collection vessel (13) in the cleaning position and to the tank (7) of cleaning liquid.
    Type: Application
    Filed: April 25, 2017
    Publication date: July 22, 2021
    Applicant: Valeo Systèmes d'Essuyage
    Inventor: Frédéric Giraud
  • Patent number: 11059459
    Abstract: The invention relates to a device for cleaning an optical sensor (2) of an optical detection system for a motor vehicle, said device comprising an assembly for guiding and distributing a cleaning fluid and a drying fluid. Electric motor-driven means (9) are used to move said fluid-guiding and fluid-distributing assembly in a linear movement between a working position in which the fluids can be distributed over an outer surface of the optical sensor (2) and an idle position. Said invention is applicable to motor vehicles.
    Type: Grant
    Filed: March 8, 2017
    Date of Patent: July 13, 2021
    Assignee: Valeo Systèmes d'Essuyage
    Inventors: Frédéric Giraud, Marcel Trebouet
  • Patent number: 10919500
    Abstract: The invention relates to a cleaning device (100) intended for spraying at least one fluid onto a surface to be cleaned of a motor vehicle, such as an optical sensor of an optical detection system, in which a movable piston (3), sliding inside a hollow body (1) about a stationary rod extending along a longitudinal axis (X) and carrying a cleaning fluid distribution element (8, 9) at one end, allows a fluid to be conveyed towards the distribution element (8, 9) via passage channels (12) arranged between the piston and the rod and having different axial dimensions.
    Type: Grant
    Filed: August 7, 2017
    Date of Patent: February 16, 2021
    Assignee: Valeo Systèmes d'Essuyage
    Inventors: Marcel Trebouet, Frédéric Giraud
  • Patent number: 10870415
    Abstract: The invention relates to a cleaning device (100) for projecting at least one fluid onto a surface to be cleaned of a motor vehicle, such as an optical sensor of an optical detection system, wherein a mobile piston (3) sliding in a hollow body (1) around a fixed rod extending along a longitudinal axis (X) and carrying at one end a cleaning fluid dispensing element (8, 9) enables the fluid to flow to the dispensing element (8, 9), through passage channels (12) arranged between the piston and the rod and having different axial dimensions.
    Type: Grant
    Filed: August 7, 2017
    Date of Patent: December 22, 2020
    Assignee: Valeo Systèmes d'Essuyage
    Inventors: Frédéric Giraud, Marcel Trebouet