FR3071774B1 - ANTI-GLOWING AND DISPLAY DEVICE FOR A MOTOR VEHICLE. - Google Patents

Abstract

The present invention relates to an anti-dazzle and display device for a motor vehicle comprising a screen (20) provided with a display surface (21) and a recess (22) formed on its face opposite said surface of display (21), and a sun visor pallet (30) rotatably mounted around a horizontal axis (A) integral with the roof flag (2) of said vehicle; characterized in that said display screen (20) is pivotable between a storage position in which it is leaned against said roof horn (2) and a use position in which its display surface (21) is oriented towards the rear of the passenger compartment of said vehicle, said pallet (30) being able to pivot between a retracted position in which it is accommodated in said recess (22) and an extended position in which it projects from said screen (20) so as to protect a user's eyes from sunlight when the screen occupies said storage position.

Description

ANTI-GLOWING AND DISPLAY DEVICE FOR. MOTOR VEHICLE.

Field of the invention

The present invention relates to an anti-dazzle and display device for a motor vehicle.

Background of the invention

Motor vehicles are generally equipped at each place before an anti-glare device conventionally comprising a sun visor pallet pivotally mounted about a horizontal axis fixed on the roof of the vehicle, between a folded storage position in which this sunshade pallet is leaned against a front surface of the roof liner and a service position in which said sunshade pallet extends facing the windshield so as to protect the eyes of the driver or front passenger from the spokes of the vehicle. Sun.

In particular, patent application WO 98/57216 discloses such anti-glare devices incorporating a digital LCD display screen ("Light Crystal Display" in English) fixed on a central portion of the rear face of the sun visor pallet facing this user when this pallet occupies its service position.

To view the display screen, the user must therefore deploy the sun visor pallet in the service position and even when the outside light is not dazzling.

In such a configuration, the visibility of the user is then disturbed by the peripheral zone of the pallet surrounding this display screen.

Japanese Patent Application JP 2004-155316 discloses a sun visor for a vehicle comprising a sun visor pallet pivotally mounted about a horizontal axis fixed on the roof of the vehicle, between a folded storage position in which this sun visor pallet is leaned against a front surface of the roof flag and a service position in which said sun visor pallet extends opposite the windshield.

This sun visor also comprises and a display screen pivoted about the same horizontal axis between a retracted position in which this screen is housed in a complementary shape window formed in the central portion of the pallet, and an output position in which the screen protrudes from the face of the pallet opposite the roof flag when the latter occupies its storage position so that its display surface is oriented towards the rear of the passenger compartment when the pallet occupies this storage position.

In the retracted position of the display screen, the sun visor can thus be freely rotated by the user between his storage position and his service position.

Moreover, when this pallet occupies its storage position, the fact that the display screen is pivotally mounted relative to the pallet allows the user to deploy it in its output position.

Such a sun visor thus allows the user to view the display surface of the screen without his field of vision being disturbed by the pallet.

In general, all these sunshade devices include only small display screens because limited by that of the pallet whose dimensions are within a standardized range suitable for most users.

This means that the display surface of these integrated screens can not exceed 6 or 7 inches diagonally (15 to 18 cm), which forces the user to remain ready for this screen to have a good visibility and the thus prevents from taking full advantage of it to be entertained when the back of its seat occupies a leaning position of comfort.

OBJECT AND SUMMARY OF THE INVENTION The present invention therefore aims to improve the situation.

It proposes for this purpose an anti-glare and display device for a motor vehicle comprising a screen provided with a display surface and a sun visor pallet mounted articulated to rotate around a single horizontal axis integral with the roof flag said vehicle; characterized in that said display screen has a recess formed on its face opposite to said display surface, said screen being able to pivot between a storage position in which it is leaned against said roof flag and a position of use in which its display surface is oriented towards the rear of the passenger compartment of said vehicle, said pallet being able to pivot between a retracted position in which it is housed in said recess and an extended position in which it projects from said screen of so as to protect a user's eyes from sunlight when the screen occupies said storage position. The particular arrangement of the device according to the invention makes it possible to use a large display screen offering optimum visual comfort for the user, without having an impact on the size of the sun visor pallet, which can retain standardized dimensions that are suitable for the user. to most users.

This device is particularly suitable for high-end vehicles with an autonomous driving system that offers the driver the ability to relax during the automated driving phases.

According to preferred features of the invention, taken alone or in combination: the display surface of said screen has a diagonal of between 20 and 50 cm; said screen integrates a camera implanted so as to be turned towards the rear of the passenger compartment of said vehicle when it occupies said position of use, this screen being further able to display in real time the images captured by said camera; said screen is provided with a capacitive touch matrix making it possible to identify the position of a user's finger by detecting the transfers of electric charge operating towards this finger from the area of the display surface with which it is in contact. contact ; said screen is connected to the on-board computer of said vehicle so as to have access and to be able to control the integrated media applications on this on-board computer; said screen includes an autonomous module for reading audio / video files as well as at least one connection port for connecting external storage devices; said screen comprises two rings extending at both ends of one of its longitudinal edges and being traversed by a pivot arm forming said horizontal axis of rotation, this arm comprising two vertical bent ends removably snapped and free to rotate about their axis on two respective fasteners fixed rigidly to the flag of you; said pallet is suitable, when said display screen occupies said storage position, to pivot about a second axis perpendicular to said horizontal axis and to slide along this horizontal axis so as to be able, in its deployed position, follow the relative movement of the sun vis-à-vis the vehicle to ensure optimum protection of the eyes of the user; the device comprises a rod housed free-rotation in a cylindrical bearing formed in said pallet along and near one of its lateral edges, said rod being provided at one of its projecting ends with a longitudinal edge of this pallet of a ring traversed by a pivot arm forming said horizontal axis of rotation and being able to slide along the latter; and / or - said pallet further comprises a hook extending from the end opposite to said ring of its longitudinal edge which protrudes from said ring, and being releasably snapped onto said pivot arm.

Brief description of the drawings The description of the invention will now be continued by the detailed description of an exemplary embodiment, given below by way of illustration but without limitation, with reference to the appended drawings, in which: FIG. an elevational view of the anti-dazzle and display device for a motor vehicle according to the invention shown in a first configuration; FIG. 2 is an elevational view of the device of FIG. 1 shown in a second configuration; FIG. 3 represents an elevational view of the device of FIG. 1 shown in a third configuration; FIG. 4 is a sectional view taken along the mean vertical plane of the device in the configuration of FIG. 3; and FIG. 5 represents an enlarged perspective view of one of the bent ends of the pivot arm detachably snapped onto a support member fixed rigidly to the roof roof of the vehicle.

Detailed description of an embodiment

As illustrated in FIGS. 1 to 4, the device according to the invention 10 comprises a rectangular liquid crystal display (LCD) screen 20 provided with a display surface 21 and mounted rotatably hinged around a horizontal axis A secured to the front portion of the roof flag 2 of a vehicle located near its windshield 3. The screen 20 is pivotable between a storage position in which it is against a front portion of the Roof liner 2 (see Figures 1 and 2) and a use position in which its display surface 21 is oriented towards the rear of the passenger compartment so as to allow the driver or the front passenger to view it (see Figure 3).

This display screen 20 furthermore has a parallelepipedal recess 22 formed on its face opposite to the display surface 21.

The device 10 also comprises an opaque sun visor pallet 30 having dimensions complementary to those of the recess 22 and also being rotatably mounted around horizontal axis A.

This sun visor pallet 30 is able to pivot between a retracted position in which it is housed in the recess 22 (see FIGS. 1 and 3) and an extended service position in which it projects from the screen 20 so as to protect the the eyes of a user (the driver or the front passenger) of sunlight when this screen 20 occupies its storage position where it is leaning against the roof flag 2 (see Figure 2).

In the retracted position of the sun visor pallet 30, the display screen 20 can thus be freely pivoted by the user from his storage position to his position of use (passage from the configuration of FIG. of Figure 3).

Furthermore, when this display screen 20 is in its storage position, the sun visor pallet 30 can be freely rotated by the user between his retracted position and his deployed position to protect his eyes from the sun's rays (passage of the configuration of Figure 1 to that of Figure 2). The screen 20 is provided with a capacitive touch matrix making it possible to identify the position of the user's finger by detecting the transfers of electric charge operating towards this finger from the area of the display surface with which it is in touch.

Preferably, this matrix is of the multipoint type, which means that it is capable of detecting several simultaneous supports of different fingers of the user on the display surface.

Alternatively, and according to certain criteria of price, impact resistance, accuracy or size, the touch matrix will be of a different type: resistive, infrared, surface wave or strain gauges. The screen 20 is connected to the on-board computer of the vehicle so as to have access and to be able to control the integrated media applications of this on-board computer such as for example and without limitation, audio file playback applications. video, television, web browsing, telephony, videoconferencing, messaging, calendar consultation, games, or office applications, etc.

Advantageously, the screen 20 also includes a camera (not visible in the figures) implanted so as to be turned towards the driver or the front passenger when the screen 20 occupies its position of use.

A command button is provided on the touch interface of the screen 20 to display in real time the images captured by this camera so as to allow the user to see themselves as in a mirror.

The portion of the image to be displayed, as well as other display parameters such as the zoom level, brightness, contrast or colorimetry can also be adjusted via touch adjustment sliders arranged on a screen. peripheral portion of the display surface or the realization of certain predefined touch gestures (for example of the "pinch to zoom" type).

The display surface of the screen 20 advantageously has a diagonal of between 20 and 50 cm (or between 10 and 20 inches) allowing the user to benefit from a visual comfort significantly improved compared to that of the screens of the screen. prior art integrated in the sun visor pallet.

The large dimensions of the screen 20 also allow it to occasionally serve sun visor for small people insufficiently protected from sunlight by the pallet 30.

As shown in Figure 4, the screen 20 comprises two rings 23, 24 extending at both ends of one of its longitudinal edges and having a metal pivot arm 25 forming the horizontal axis of rotation A this arm 25 comprising two vertical bent ends 27, 28 detachably latched and freely rotatable about their axis Bi, B2 on two respective hollow cylindrical support members 4, 5 extending vertically from the roof of the vehicle to which it are fixed rigidly.

FIG. 5 represents an enlarged perspective view of one of the bent ends of the pivot arm 25 snapped onto a support member 4.

This latter molded from a thermoplastic material has a rectangular cutout 6 formed on its cylindrical wall in order to allow the snap-fastening of the bent end 27 of the arm 25. Its inner face also has a circular rib 7 extending in a horizontal plane and provided to receive a corresponding groove 29 formed on the bent end 27, so as to ensure the vertical retention of the latter while allowing its free rotation about its axis Bi.

Such an arrangement allows the user, by unclipping one of these bent ends 27, 28, to rotate the arm 25 and thus this screen 20 around the corresponding vertical axis (Bi, B2) of the other end bent so as to drive it to the right or to the left for example to improve the vision of this screen by some rear passengers of the vehicle.

In addition to being able to pivot about the horizontal axis A, the sun visor pallet 30 is capable, when the display screen 20 is in its storage position, to pivot about an axis C perpendicular to the axis A. as well as to slide along this axis A so as to be able, in its deployed service position, to follow the relative displacement of the sun vis-à-vis the vehicle to ensure optimum protection of the eyes of the user.

All these displacements are made possible thanks to a rod 31 housed freely rotated in a cylindrical bearing formed in this pallet 30 along and near one of its lateral edges, this rod 31 being provided at one of its ends protruding a longitudinal edge of the pallet 30 of a ring 32 traversed by the pivot arm 25 and being slidable along the latter.

The pallet 30 further comprises a hook 33 extending from the end opposite to the ring 32 of its longitudinal edge, from which this ring 32 projects, and being releasably snapped onto the pivot arm 25.

Note that this hook must be previously detached from the pivot arm 25 to allow the pivoting of the pallet 30 about the axis C and / or the sliding of the latter along the axis A).

According to alternative embodiments, the screen includes an autonomous module for reading audio / video files as well as at least one connection port (such as for example a USB socket or a memory card slot) allowing the connection of peripheral devices. external storage. The screen can also include a stand-alone television module capable of receiving and broadcasting television signals.

According to other embodiments, the movement kinematics of the screen and / or the pallet are different: the latter may for example have a single degree of freedom to pivot about the horizontal axis A.

According to still other embodiments: the screen is based on a different technology such as OLED or plasma; the screen is devoid of a touch matrix and comprises a plurality of control buttons arranged on the periphery of its display surface; and / or - the pallet comprises a pouch arranged on its face affixed against the screen when it occupies its retracted position and sized to store road maps.

Of course, the present invention is not limited to the embodiments described and shown, but encompasses all the alternative embodiments within the reach of the skilled person.

Claims (10)

1. Anti-dazzle and display device for a motor vehicle comprising a screen (20) provided with a display surface (21) and a sun visor pallet (30) rotatably mounted to rotate about the same horizontal axis (A) integral with the roof flag (2) of said vehicle; characterized in that said display screen (20) has a recess (22) formed on its face opposite to said display surface (21), said screen (20) being able to pivot between a storage position in which it is leaning against said roof horn (2) and a position of use in which its display surface (21) is oriented towards the rear of the passenger compartment of said vehicle, said pallet (30) being able to pivot between a retracted position in which it is housed in said recess (22) and an extended position in which it projects from said screen (20) so as to protect a user's eyes from the sun's rays when the screen occupies said storage position. 2. An anti-glare and display device according to claim 1, characterized in that the display surface (21) of said screen (20) has a diagonal of between 20 and 50 cm. 3. anti-glare device and display according to one of claims 1 or 2, characterized in that said screen (20) incorporates a camera implanted so as to be turned towards the rear of the passenger compartment of said vehicle when it occupies said position of use, this screen (20) being further able to display in real time the images captured by said camera. 4. An anti-dazzle and display device according to one of claims 1 to 3, characterized in that said screen (20) is provided with a capacitive touch matrix for identifying the position of the finger of a user in detecting electrical charge transfers to said finger from the area of the display surface (21) with which it is in contact. 5. An anti-glare and display device according to one of claims 1 to 4, characterized in that said screen (20) is connected to the onboard computer of said vehicle so as to have access and to be able to control the media applications integrated into this on-board computer. 6. An anti-glare and display device according to one of claims 1 to 5, characterized in that said screen (20) incorporates an autonomous module for reading audio / video files and at least one connection port for the connection of external storage devices. 7. An anti-glare and display device according to one of claims 1 to 6, characterized in that said screen (20) comprises two rings (23, 24) extending at both ends of one of its edges. longitudinal and being traversed by a pivot arm (25) forming said horizontal axis of rotation (A), this arm (25) comprising two vertical bent ends (27, 28) detachably latched and freely rotatable about their axis (Bi , B2) on two respective attachment members (4, 5) rigidly fixed to said roof horn (2). 8. anti-glare device and display according to one of claims 1 to 7, characterized in that said pallet (30) is adapted, when said display screen (20) occupies said storage position, to rotate around a second axis (C) perpendicular to said horizontal axis (A) and to slide along this horizontal axis (A) so as to be able, in its deployed position, to follow the relative displacement of the sun vis-à-vis -vis the vehicle to ensure optimum protection of the eyes of the user. 9. An anti-dazzle and display device according to claim 8, characterized in that it comprises a rod (31) housed freely in a cylindrical bearing formed in said pallet (30) along and near the one of its lateral edges, said rod (31) being provided at one of its ends projecting from a longitudinal edge of this pallet (30) of a ring (32) traversed by a pivot arm (25) forming said axis of rotation horizontal (A) and being able to slide along the latter. 10.An anti-glare and display device according to claim 9, characterized in that said pallet (30) further comprises a hook (33) extending from the end opposite said ring (32) of its longitudinal edge protrudes this ring (32), and being releasably snapped onto said pivot arm (25).