WO2023186849A1 - Dispositif d'entrée pour un véhicule - Google Patents

Dispositif d'entrée pour un véhicule Download PDF

Info

Publication number
WO2023186849A1
WO2023186849A1 PCT/EP2023/057904 EP2023057904W WO2023186849A1 WO 2023186849 A1 WO2023186849 A1 WO 2023186849A1 EP 2023057904 W EP2023057904 W EP 2023057904W WO 2023186849 A1 WO2023186849 A1 WO 2023186849A1
Authority
WO
WIPO (PCT)
Prior art keywords
input device
actuated state
recess
protrusion
housing
Prior art date
Application number
PCT/EP2023/057904
Other languages
English (en)
Inventor
Vivekanandan MANMATHARAJ
Vijayakumar Sundararaj
Anantha Mahadevan SUBRAMONIAN
Original Assignee
Valeo Schalter Und Sensoren Gmbh
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Valeo Schalter Und Sensoren Gmbh filed Critical Valeo Schalter Und Sensoren Gmbh
Publication of WO2023186849A1 publication Critical patent/WO2023186849A1/fr

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
    • H01H13/70—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard
    • H01H13/702—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard with contacts carried by or formed from layers in a multilayer structure, e.g. membrane switches
    • H01H13/705—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard with contacts carried by or formed from layers in a multilayer structure, e.g. membrane switches characterised by construction, mounting or arrangement of operating parts, e.g. push-buttons or keys
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2221/00—Actuators
    • H01H2221/024—Transmission element
    • H01H2221/026—Guiding or lubricating nylon
    • H01H2221/028—Telescopic guiding

Definitions

  • the present invention is directed to an input device for a vehicle, comprising a housing and an actuating element, which is movable relative to the housing.
  • the invention further relates to an interior component for a vehicle with such an input device and to a vehicle with such an input device.
  • Input devices with mechanical elements to be actuated by a driver or another user of a vehicle, in particular a motor vehicle, are widely used for various applications and at various positions in the interior of vehicles.
  • Such input devices may, for example, be integrated in multi-functional steering wheels or in interior trim components of vehicles, for example in a center control panel, a control panel of an infotainment system, a side control panel for controlling automatic windows et cetera.
  • the actuating components of such input devices are, for example, intended to be pressed by the user directly or indirectly to cause a function of the vehicle. However, if the input device or the actuating component is subject to misuse, for example, by imposing strong forces in a direction opposite to the intended pressing direction, the actuating component or other components of the input device may be damaged.
  • the invention is based on the idea to hold the actuating element in a clip connection formed by a stop element and a spring element and to provide a recess and a protrusion at the stop element and the spring element, such that the protrusion is arranged at least in part inside the recess in the non-actuated state of the input device or the actuating element, respectively.
  • an input device for a vehicle in particular for a motor vehicle
  • the input device comprises a housing and an actuating element, which is movable relative to the housing.
  • the actuating element is guided in an opening of the housing and, in a non-actuated state of the input device or the actuating element, respectively, the actuating element is held by means of a clip connection formed by a stop element and a spring element.
  • the actuating element comprises the stop element and the housing comprises the spring element or, in another alternative, the housing comprises the stop element and the actuating element comprises the spring element.
  • One of the stop element and the spring element comprises a recess and the other one of the stop element and the spring element comprises a protrusion.
  • the stop element comprises the recess and the spring element comprises the protrusion
  • the stop element comprises the protrusion and the spring element comprises the recess.
  • a contact region of the protrusion faces a contact region of the recess. In the non-actuated state, the protrusion is arranged at least in part inside the recess and the contact regions of the protrusion and the recess are held in contact with each other by a restoring force.
  • the actuating element comprises the stop element, the stop element comprises the protrusion, the housing comprises the spring element and the spring element comprises the recess.
  • the actuating element comprises the stop element, the stop element comprises the recess, the housing comprises the spring element and the spring element comprises the protrusion.
  • the housing comprises the stop element, the stop element comprises the protrusion, the actuating element comprises the spring element and the spring element comprises the recess.
  • the housing comprises the stop element, the stop element comprises the recess, the actuating element comprises the spring element and the spring element comprises the protrusion.
  • the input device is, in particular, designed to be mounted in an interior of the vehicle, for example as a part of an interior component of the vehicle, such as a steering wheel or an interior trim component.
  • the actuating element or another component of the input device which is mechanically coupled to the actuating element, is accessible to users, for example a driver or a passenger of the vehicle, such that users may actuate the actuating element, in particular press the actuating element, in order to indicate their intention to initiate a certain function.
  • an electronic circuit which may be a part of the input device or may be arranged externally to the input device, may be activated, controlled or affected by the actuation of the actuating element by the user.
  • a switch or another mechanical component of the electronic circuit may be operated.
  • a resulting motion or change in position may be sensed by a sensor device, for example a magnetic field sensor device or a proximity sensor device.
  • the non-actuated state of the input device or the actuating element, respectively, corresponds to a situation, where no user is currently actuating the actuating element neither according to an intended use nor according to a misuse.
  • the actuating element In the non-actuated state, the actuating element is, in particular, held in place by the restoring force such that the contact regions are in contact with each other.
  • the restoring force is, in particular, generated by a restoring element of the input device.
  • the contact regions of the protrusion and the recess may be considered as respective parts or regions of corresponding surfaces of the protrusion and the recess, respectively.
  • the protrusion comprises a surface, which faces a surface of the recess.
  • the stop element comprises the recess
  • the surface of the stop element comprises a surface portion of the recess or, assuming the stop element comprises the protrusion, the surface of the stop element comprises a surface portion of the protrusion.
  • the surface of the spring element comprises the surface portion of the recess in case the spring element comprises the recess or the spring element comprises the surface portion of the protrusion in case the spring element comprises the protrusion.
  • the surface portions of the protrusion and the recess face each other and comprise the respective contact region of the recess and the protrusion, respectively.
  • the surface portion of the recess may be identical to the contact region of the recess or the contact region of the recess may be part of the surface portion of the recess.
  • the contact region of the recess may be a two-dimensional surface region or may be given by a one-dimensional line region.
  • the surface portion of the protrusion may be identical to the contact region of the protrusion or the contact region of the protrusion may be part of the surface portion of the protrusion.
  • the contact region of the protrusion may be a two-dimensional surface region or may be given by a one-dimensional line region.
  • the spring element is not necessarily designed as a coil spring and, in preferred embodiments, is not designed as a coil spring.
  • the spring element may be designed as a spring plate or a spring tongue.
  • the spring plate or spring tongue may, for example, be attached to a frame element of the housing and may be movable, in particular rotatable, with respect to the frame element in order to impose a force to the actuating element, in particular in a direction perpendicular to an actuation direction of the actuating element.
  • the protrusion and the recess are in other words engaged in the non-actuated state. Since the protrusion is at least partially arranged in the recess, a mechanical misuse of the actuating element, which causes forces or mechanical stress to the stop element or the spring element, may be at least partly compensated, which reduces the risk of a damage to the stop element or the spring element. In other words, the protrusion is, in the non-actuated state, protected by the surrounding recess.
  • the protrusion is a part of the stop element or is attached to or fastened to the stop element. Consequently, the recess is formed at or in the spring element. However, also the opposite arrangement is possible, where the recess is a part of the stop element while the protrusion is formed by the spring element or attached or fastened to the spring element.
  • the contact regions form a line contact in the non-actuated state.
  • the respective surface portions of the recess and the protrusion do not touch each other completely but only in a region, which is essentially given by a line.
  • the spring element and the stop element may be in contact with each other exclusively at the contact regions.
  • the sizes of the contact regions and thereby of the regions of mechanical contact of the spring element and the stop element are particularly small.
  • This is a significant advantage in terms of an acoustic performance of the input device.
  • the stop element and the spring element are in contact with each other only at the contact regions.
  • the protrusion which may be considered as a convex component
  • the recess which may be considered as a concave recess or cavity
  • the cavity or recess may be slightly larger than required for inserting the protrusion such that a contact results, for example, only in the center of the recess.
  • the contact regions face each other and a gap, in particular an air gap, is formed between the contact regions.
  • the contact is released by actuating the actuating element.
  • the relative motion of the stop element and the spring element with respect to each other is, in particular, a linear motion.
  • the actuated state corresponds to a situation where the user presses the actuating element in the intended actuation direction.
  • the actuating element goes back into the non-actuated state, and the contact at the contact regions is formed again.
  • the actuating element is, for example, be subject to the restoring force acting on the actuating element when it is brought into the actuated state.
  • the restoring element which is for example a further spring element such as a rubber dome, of the input device or the housing may be arranged to interact with the actuating element to generate the restoring force and/or bring it into the non-actuated state by means of the restoring force.
  • the input device comprises the restoring element, which is in mechanical interaction with the actuating element and arranged to generate the restoring force.
  • the restoring element is designed and arranged to generate the restoring force such that it counteracts an actuation of the actuating element, in particular, the restoring force is directed opposite to the actuation direction.
  • the stop element comprises a plane surface portion
  • the spring element comprises a further plane surface portion.
  • a further gap in particular a further air gap, is formed between the plane surface portion and the further plane surface portion.
  • the plane surface portion and the further plane surface portion are, in the non-actuated state, arranged at a distance from each other, which is, for example 2 mm or smaller, preferably 1 mm or smaller.
  • the surfaces of the stop element and the spring element which face each other and contain the contact regions, may comprise the plane surface portion and the further plane surface portion, respectively, wherein the contact regions are respectively arranged outside of the plane surface portions.
  • the acoustic performance of the input device as explained above is further improved.
  • the plane surface portion and the further plane surface portion may come into contact to prevent a damage.
  • the protrusion in the non-actuated state, may be arranged completely inside the recess except for a portion according to the further gap.
  • the recess has a concave shape
  • the protrusion has a convex shape
  • the surface portion of the protrusion comprising the respective contact region may be designed as a part of an outer surface of a cylinder, in particular a circular cylinder or a cylinder with another curved, elliptical, or oval base plane.
  • the surface portion of the recess comprising wherein it is an inner surface of the cylinder rather than an outer surface.
  • the surfaces do not match each other exactly in order to achieve a line contact.
  • the stop element forms an undercut, and the protrusion is arranged at the undercut, or the stop element forms an undercut and the recess is arranged at the undercut.
  • the input device comprises a mechanical switch element, which is arranged, in particular with respect to the actuating element, such that, when the actuating element is brought from the non-actuated state into the actuated state, the actuating element operates the switch element.
  • the switch element when the user presses the actuating element, the switch element may, for example, be arranged on an end of the actuating element or may face this end of the actuating element.
  • the switch element may be considered to be a mechanical switch element, since it may be actuated by a mechanical interaction.
  • the switch element may be part of the electronic circuit or coupled to the electronic circuit to initiate some function.
  • the switch element may be designed as a micro switch.
  • the input device comprises a sensor device with a first sensor element and a second sensor element.
  • the first sensor element is comprised by or fastened to the actuating element
  • the second sensor element is arranged such that a distance between the first sensor element and the second sensor element, in the non-actuated state, differs from the distance between the first sensor element and the second sensor element in the actuated state.
  • the sensor device comprises a control unit or control circuit, which is configured to detect the non-actuated state and/or the actuated state depending on the distance between the first sensor element and the second sensor element.
  • the second sensor element is not arranged at or fastened to the actuating element.
  • the sensor device may, for example, be designed as a proximity sensor, for example a magnetic field sensor, a hall sensor, an optical proximity sensor, et cetera.
  • the control unit or control circuit may be coupled to or part of the electronic circuit and may control the electronic circuit or provide a signal to the electronic circuit depending on the distance or depending on the detected non-actuated and/or actuated state.
  • an interior component for a vehicle comprising an input device according to the invention is provided.
  • An interior component may be considered as a component, which is designed to be implemented and mounted inside a vehicle, for example in a cabin or cockpit of the vehicle.
  • the interior component may, for example, be a steering wheel for the vehicle.
  • the housing of the input device is, for example, arranged partly inside the steering wheel.
  • the interior component comprises an interior trim component for the vehicle, wherein the housing of the input device is arranged partly inside an enclosure formed by the interior trim component, or the interior trim component comprises the housing of the input device.
  • a vehicle in particular a motor vehicle, comprising an input device according to the invention or an interior component according to the invention is provided.
  • Fig. 1 shows schematically an interior of a vehicle with an exemplary implementation of an input device according to the invention
  • Fig. 2 shows schematically a perspective view of a housing and an input panel of a further exemplary implementation of an input device according to the invention
  • Fig. 3 shows a schematic representation of a cross-section of a part of the input device of Fig. 2;
  • Fig. 4 shows a detail of the cross-section of Fig. 3;
  • Fig. 5 shows a detail of Fig. 4 in a perspective view
  • Fig. 6 shows a schematic representation of a spring element of a further exemplary implementation of an input device according to the invention.
  • Fig. 1 shows an interior of a vehicle 1 schematically, wherein an exemplary implementation of an input device 3 according to the invention is implemented in a multifunctional steering wheel 2 of the vehicle 1 .
  • FIG. 2 a perspective view of a housing 4 and an input panel 5 of a further exemplary implementation of an input device 3 according to the invention, which may, for example, be used in the steering wheel 2 of Fig. 1 , is shown.
  • Fig. 3 shows a corresponding part of a cross-section through the housing 4 and the input panel 5 along a line 6, for example parallel to a y-z-plane as indicated in Fig. 2.
  • the input device 3 comprises an actuating element 8, which is guided in an opening 16 of the housing 4 such that the actuating element 8 is movable relative to the housing 4, in particular parallel to the z-axis as indicated in Fig. 2.
  • the actuating element 8 is connected to or coupled to or part of the input panel 5 such that, when a user presses a corresponding region on the surface of the input panel 5, the actuating element 8 is moved from a non-actuated state into an actuated state, for example, in negative z- direction. Due to the motion of the actuating element 8, an electronic component, a switch or a sensor (not shown) of the input device 3 or the vehicle 1 may be actuated or affected in order to initiate a certain function of the vehicle 1 .
  • the input device 3, in particular the housing 4, further comprises a spring element 7, for example, a spring plate which is, for example, connected to a frame 14 of the housing 4 such that it may perform a tilting motion out of the y-z-plane, if the actuating element 8 is not present, as indicated schematically in Fig. 6.
  • a spring element 7 for example, a spring plate which is, for example, connected to a frame 14 of the housing 4 such that it may perform a tilting motion out of the y-z-plane, if the actuating element 8 is not present, as indicated schematically in Fig. 6.
  • the spring element 7 therefore imposes a mechanical preload on the actuating element 8.
  • the actuating element 8 comprises a ramp 9 with a convex protrusion 10 and the spring element 7 comprises a concave recess 11 .
  • the ramp 9 comprises the recess 11 and the spring element 7 comprises the protrusion 10.
  • the actuating element 8 may, for example, comprise an undercut formed by the ramp 9.
  • the ramp 9 is in contact with the spring element 7 at an upper end in case the input device 3 or the actuating element 8 is in the non-actuated state, wherein "upper” refers to the positive z-direction.
  • Fig. 4 shows a close-up of the spring element 7 and the actuating element 8 in the nonactuated state
  • Fig. 5 shows a corresponding perspective view.
  • the protrusion 10 in the non-actuated state, is essentially arranged inside the recess 11 such that respective contact regions 15 of the recess 11 and the protrusion 10, respectively, are in contact with each other.
  • the contact regions 15 are in the center of the protrusion 10 and the recess 11 , respectively, such that a line contact is formed.
  • the actuating element 8, in particular the ramp 9, and the spring element 7 are in contact only at the contact regions 15, such that the total area of mechanical contact is strongly limited. Therefore, when the actuating element 8 has been actuated and comes back to the non-actuated state, the sound produced when the contact is established is very low. Furthermore, since the protrusion 10 is arranged inside the recess 11 , for example completely except for a portion of the protrusion 10 according to the further air gaps 12, the arrangement is particularly robust against misuse, for example when forces are imposed on the actuating element 8 in positive z-direction while in the non-actuated state.

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  • Push-Button Switches (AREA)
  • Mechanical Control Devices (AREA)

Abstract

Un dispositif d'entrée (3) pour un véhicule (1) comprend un boîtier (4) et un élément d'actionnement (8), mobile par rapport au boîtier (4). L'élément d'actionnement (8) est guidé dans une ouverture (16) du boîtier (4) et, dans un état non actionné, maintenu au moyen d'une connexion d'attache formée par un élément d'arrêt (9) et un élément de ressort (7), l'élément d'actionnement (8) comprenant l'élément d'arrêt (9) et le boîtier (4) comprenant l'élément de ressort (7) ou vice versa. L'élément d'arrêt (9) comprend une cavité (11) et l'élément de ressort (7) comprend une saillie (10) ou vice versa. Une région de contact (15) de la saillie (10) fait face à une région de contact (15) de la cavité (11) et, dans l'état non actionné, la saillie (10) est disposée au moins en partie à l'intérieur de la cavité (11) et les régions de contact (15) sont maintenues en contact les unes avec les autres par une force de rappel.
PCT/EP2023/057904 2022-03-30 2023-03-28 Dispositif d'entrée pour un véhicule WO2023186849A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102022107544.3A DE102022107544A1 (de) 2022-03-30 2022-03-30 Eingabevorrichtung für ein Fahrzeug
DE102022107544.3 2022-03-30

Publications (1)

Publication Number Publication Date
WO2023186849A1 true WO2023186849A1 (fr) 2023-10-05

Family

ID=85873858

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2023/057904 WO2023186849A1 (fr) 2022-03-30 2023-03-28 Dispositif d'entrée pour un véhicule

Country Status (2)

Country Link
DE (1) DE102022107544A1 (fr)
WO (1) WO2023186849A1 (fr)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2282704A (en) * 1993-06-21 1995-04-12 Daw Shen Chen Mechanical key switch
DE102006012649A1 (de) * 2006-03-20 2007-09-27 Cherry Gmbh Drucktaste mit verbesserter Tastenknopfführung
US7462796B1 (en) * 2007-09-20 2008-12-09 Hon Hai Precision Industry Co., Ltd. Push button
DE102012024384A1 (de) * 2012-12-13 2014-07-03 Valeo Schalter Und Sensoren Gmbh Druckschaltereinheit
US11017965B1 (en) * 2020-04-27 2021-05-25 Bcs Automotive Interface Solutions Us Llc Pushbutton assembly

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2282704A (en) * 1993-06-21 1995-04-12 Daw Shen Chen Mechanical key switch
DE102006012649A1 (de) * 2006-03-20 2007-09-27 Cherry Gmbh Drucktaste mit verbesserter Tastenknopfführung
US7462796B1 (en) * 2007-09-20 2008-12-09 Hon Hai Precision Industry Co., Ltd. Push button
DE102012024384A1 (de) * 2012-12-13 2014-07-03 Valeo Schalter Und Sensoren Gmbh Druckschaltereinheit
US11017965B1 (en) * 2020-04-27 2021-05-25 Bcs Automotive Interface Solutions Us Llc Pushbutton assembly

Also Published As

Publication number Publication date
DE102022107544A1 (de) 2023-10-05

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