DE10035123A1 - Sun visor unit esp. for motor vehicles has visor part with slot guide and guide journal to slide it in direction of visor pivot axis when in use - Google Patents

Abstract

The unit has a sun visor with visor part (3) pivoted between in use and out-of-use positions. It also has elements, to slide the visor part and/or part sections in approx. direction of the pivot axis, when in use position. (6) The visor part has a slot guide (4). The vehicle-mounted pivot axis (5) is formed as a guide journal and moves in the slot guide, so that the visor part can move in pivot axis direction relative to the axis, when in use position.

Description

The invention relates to a glare protection device for a vehicle, in particular for a Motor vehicle, according to the preamble of claim 1.

A generic anti-glare device for a motor vehicle is generally known and comprises at least one sun visor having a sun visor body, about a pivot axis between a sun visor non-use position and a sun visor use position is pivotable.

Such a sun visor is usually in the passenger side and driver side Headliner edge area articulated above a windshield. To one Anti-glare z. B. training against the low sun, the sun visor from the unfolded sun visor when not in use to the folded out position Sun visor use position and folded down in intermediate positions in which the sun visor body each has an upper Windshield edge area covers. A disadvantage of these conventional. Anti-glare is that these do not regularly cover the entire top Cover the edge of the windshield, in particular the area above and possibly not covered on the side of the rearview mirror. This can result in a corresponding sun position of the driver or front passenger even when the driver or front passenger sun visor. The situation is similar with one Sunshine through the side window.

To provide effective anti-glare protection against the sun's rays To be able to achieve side windows, it is also generally known that the articulation of the To design the sun visor body on the front edge of the headlining so that the Sun visor from the windshield area to the side window area is pivotable.  

To increase the glare protection surface, it is, for example, from the Known from DE 295 16 760 U1, in addition to the sun visor body, an additional visor to be provided to enlarge the anti-glare surface between a Use position and a non-use position is adjustable.

The object of the invention is to provide an alternative anti-glare device for a vehicle, to create in particular for a motor vehicle with which the anti-glare surface can be easily and quickly adapted to the respective conditions can.

This object is achieved with the features of claim 1.

According to claim 1 means are provided with which the sun visor body and / or parts thereof at least in the sun visor use position at least is displaceable in approximately the swivel axis direction.

Such an additional displaceability of the Sun visor body and / or parts thereof reach that the sun visor can be easily and conveniently adapted to different glare conditions can. This can reduce the risk of the driver being impaired by e.g. Legs significantly reduce the low sun.

In a first preferred embodiment, the sun visor body has a Slot guide in which the vehicle-fixed as a guide pin Swivel axis is guided and held so that the sun visor body at least in the sun visor use position relative to that as a guide pin trained vehicle-fixed pivot axis in the pivot axis direction is. The pivot axis is advantageous here once in a double function conventional function as a pivot axis for folding down the sun visor body and used in an additional function as a guide pin in the slot guide. As a result of this advantageous function integration, the glare protection device as a whole can can also be produced relatively easily and inexpensively, as a. the variety of components can be reduced.  

The sun visor only needs to be folded down into the position of use and can then be moved in the swivel axis direction if necessary. This can can be made quickly and easily, especially in connection with a Driver sun visor or a middle sun visor to be operated by the driver The advantage is that it does not draw the driver's attention too much from road traffic is distracted. Rather, the operation and positioning can be done without visual contact done, d. H. without the driver having to take his eyes off the road.

Basically, the slot guide can be designed in a variety of ways. In a preferred, easy to manufacture embodiment is the slot guide as usual groove or recess in an edge region of the sun visor body educated. Furthermore, the sun visor body is preferably approximately rectangular formed, the slot guide preferably in a central edge region Rectangle long side is formed. By arranging the in kind Guide pin trained vehicle-fixed pivot axis in a central Sun visor body edge area is an advantageous stable holder of the Sun visor body allows with a single breakpoint.

The displacement is dependent on the swivel axis direction Longitudinal extension of the slot guide and / or the pivot axis fixed to the vehicle educated. In the normal position of use, this is the guide pin trained pivot axis preferably in approximately in a longitudinal center region both Slit guide and the sun visor body arranged.

In an alternative embodiment, the sun visor body is made of multiple layers constructed at least two sun visor body parts, the Parts of the sun visor body are each plate-shaped, preferably rectangular and preferably with approximately the same length and / or height and / or width are and wherein the sun visor body parts with mutually facing side surfaces in a system connection to each other and relative to each other via displacement means are slidably connected. One of the sun visor body parts is about the Swivel axis can be swiveled, but cannot be moved on the vehicle body, preferably hinged to a headliner area, while the at least one further sun visor body part relative thereto, preferably in the swivel axis direction, is movable.  

Such a layered structure of the sun visor body is simple and inexpensive producible and also enables a simple way to each prevailing visibility individually adjusted magnification of the Glare protection surface only in that the or the movable Sun visor body part relative to the immovable sun visor body part is moved. Again, this can be done not only easily, but also quickly, so that especially in connection with a driver's sun visor or one of the Driver-operated center sun visor does not attract the driver's attention is very distracted from traffic. Rather, the operation and Positioning without visual contact here, too. H. without the driver looking out from the Road must be turned away.

In principle, any shifting device is suitable as a shifting device plate-shaped sun visor body parts on the one hand holds in a system connection and on the other hand, an easy to perform relative displacement of the same enables. In a particularly preferred embodiment is as a displacement means between the each adjacent sun visor body parts at least one Dovetail guide or the like provided that with good Functional reliability is easy and inexpensive to manufacture. To limit the Appropriate means, such. B. may be suppressable Locking cams can be provided. Furthermore, such locking means can also be provided to enable the relative displacement only after it has been overpressed.

In a specific, preferred embodiment, the sun visor body constructed in two layers from a first and a second sun visor body part, the first sun visor body part in the folded sun visor Use position facing one vehicle interior and the second Sun visor body part facing away from the vehicle interior. The first Sun visor body part is articulated on the vehicle body, while on second sun visor body part on the first sun visor body part facing side, a guide pin is formed, which in one on the first Sun visor body part trained guide groove slidably guided and held is so that the second sun visor body part in the folded sun visor Use position over the guide pin relative to the first  Sun visor body part is preferably manually displaceable. Such one Guide pin as a sliding button is in the sun visor use position easily accessible and easily palpable and operable without visual contact, so that the anti-glare surface easily and quickly to the respective Ratios can be adjusted.

The guide pin and the guide groove are preferably each so here Sun visor body part arranged that these are not relative to each other moved sun visor body parts in each case in a longitudinal center of the immovable sun visor body part, preferably on the edge side, are arranged.

In a further development, the second sun visor body part can preferably be divided in two in the longitudinal center, each of these elements of the A second guide pin is assigned to the second sun visor body part a corresponding guide groove on the first sun visor body part is guided and held so that the anti-glare surface on both sides of the first Sun visor body part by moving the two elements of the second Part of the sun visor body can be enlarged relative to it. This results in a still more compact design of the sun visor with an adjustment option on both sides Anti-glare surface to the prevailing visibility.

In a further alternative, specific embodiment, the Anti-glare device with the vehicle body, preferably with a front Headliner edge area, connectable fastener on. The Fastening element is preferably plate-shaped as a fastening plate educated. The sun visor body is also pivotable on a holding element articulated, which is coupled to the fastening element via displacement means, that the holding element and thus the sun visor body at least in the direction of formed on the holding element pivot axis relative to the fastener and so that it can be moved to the vehicle body. Such a structure of Anti-glare device is very stable and at the same time compact. Also draws such a structure is characterized by a high level of functional reliability. In particular, can such a structure is also easily produced as a prefabricated module that is easy to assemble on the vehicle body. Funds can also be used here  be provided that limit the displacement, z. B. locking cams as End stops, which can possibly be pushed over to dismantle the body.

The sun visor can also simply be folded down into the position of use and can then z. B. in the swivel axis direction. This can be done quickly and easily without visual contact, so that e.g. B. the driver's gaze doesn't need to turn away from the road.

The holding element is connected to the fastening element by at least one Dovetail guide coupled as a means of displacement, which is approximately parallel to Pivot axis is aligned. Such a dovetail guide is simple and inexpensive to manufacture and ensures good functional reliability in terms of Moving the two components relative to each other. In principle, however, can also any other suitable type of connection may be provided.

The mounting plate is rectangular and has a middle Area at least one through hole for a fixable on the vehicle body Fasteners. The fastening means is preferably releasably fixable, z. B. a screw connection. So that the mounting plate is secure on Vehicle body can be arranged.

In a further advantageous embodiment, the holding element is also plate-shaped and formed in an arc shape in the swivel axis area formed on the edge thereof. This results in an advantageous, compact connection of the sun visor body via the holding element on the mounting plate.

In a further alternative embodiment, the sun visor body is made of constructed at least two sun visor body parts, the parting plane between the individual sun visor body parts runs approximately parallel to the pivot axis. One of the sun visor body parts is pivotable about the pivot axis, however immovable on the vehicle body, preferably on a roof lining area, articulated, with the individual sun visor body parts through each other Sliding means are connected displaceably relative to one another, so that the at least one other sun visor body part relative to the immovable on Vehicle body articulated sun visor body part in the swivel axis direction  is movable. Even with such a structure, the anti-glare device can overall compact and therefore inexpensive to manufacture, while being convenient an individual adjustment to the prevailing visibility is possible.

The sun visor body is preferably approximately rectangular and are individual sun visor body parts on adjoining end faces Sliding means, preferably a dovetail guide or the like, relative slidably connected to each other. In a particularly preferred embodiment here two sun visor body parts are provided, the non-displaceably arranged Sun visor body part preferably small compared to the slidable Sun visor body part is formed. The immovably arranged Sun visor body part can, for. B. also be designed so that this only forms the swivel axis, on which the anti-glare part is actually movable Part of the sun visor body is held. This will be a good one Anti-glare effect with a large anti-glare surface through the or the sliding Sun visor body part reached. Again, you can limit the shift Stops are present or can be provided, which can be pushed over must be suppressed for the relative displacement.

In a further preferred embodiment, the sun visor body can approximately be rectangular in shape and has at least one of its longitudinal ends, preferably at both longitudinal ends, a slot recess, in each of which Additional panel is slidable and preferably positively receivable. At every this additional diaphragms a guide pin is arranged, which in the folded down Condition of the side of the sun visor body facing the vehicle interior trained guide groove is guided and held. in case of a multilayer structure of the sun visor body is at least one Additional panel preferably integrated in a sun visor body part. This will achieved that each of the at least one additional panel in the folded Sun visor use position over the respective assigned guide pin is preferably manually displaceable relative to the sun visor body.

Such a structure is particularly in connection with a middle sun visor, between a driver's sun visor and a passenger sun visor in the area is arranged above a rear-view mirror arrangement, can be used here  Manufacturing-related column between the passenger and driver sun visor and the middle sun visor for the formation of a continuous glare protection surface can be covered. In principle, such a structure is also used a simple enlargement of the anti-glare surface possible because of one Guide pin forming sliding button in the folded-out position of use of the Sun visor body is easily accessible and easy to use. With that a Glare protection surface enlargement can be easily achieved, whereby in particular an individual setting option and thus adaptability to the respective prevailing visibility is possible. Furthermore, such a structure simple and therefore inexpensive to manufacture.

The guide pin in an edge of the sun visor body is advantageous trained guide groove.

Another advantage is the sun visor in the area above one Rear-view mirror arrangement articulated, middle sun visor, which between a driver-side driver's sun visor and a passenger's passenger sun visor is arranged and in the sun visor use position the area above one Mirror housing of the rear-view mirror assembly covers. Can be advantageous with such middle sun visor at least in the upper edge of the windshield continuous anti-glare surface are formed, through which no sun rays can penetrate more.

In a further preferred embodiment, the sun visor is in its Non-use position recorded in a recess area of the headliner. This results in an attractive interior look in the non-use position, such as this in particular in connection with high-quality vehicle interiors from Advantage is.

The invention is explained in more detail with reference to a drawing.

Show it:

Fig. 1 is a schematic representation of a first embodiment of a glare protection device according to the invention in a non-use position,

Fig. 2 is a schematic representation of the glare protection device of FIG. 1 in a use position,

Fig. 3 is a schematic representation of a second embodiment of a glare protection device according to the invention in its non-use position,

Fig. 4 is a schematic representation of the anti-glare device according to Fig. 3 in a use position,

Fig. 5 is a schematic sectional view taken along the line AA of Fig. 4,

Fig. 6 is a schematic representation of a third embodiment of a glare protection device according to the invention in its non-use position,

Fig. 7 is a schematic representation of the anti-glare arrangement according to FIG. 6 in their position of use,

Fig. 8 is a schematic sectional view taken along the line BB of Fig. 7,

Fig. 9 is a schematic rear view of a fourth embodiment of a glare protection device according to the invention in its non-use position,

Fig. 10 is a schematic sectional view taken along the line CC of Fig. 9,

Fig. 11 is a schematic sectional view of the anti-glare arrangement according to FIG. 9 and 10, in an intermediate position

Fig. 12 is a schematic side view of a fifth embodiment of a glare protection device according to the invention,

FIG. 13 is a schematic front view of the glare protection device according to FIG. 12 in a folded-down position of use with parts of the sun visor body which are not displaced relative to one another, and

FIG. 14 shows a schematic illustration of the anti-glare device according to FIG. 13 with sun visor body parts displaced relative to one another.

In Fig. 1 is a schematic view of a sun visor 1 is shown in a non-use position 2. The sun visor 1 here has an elongated and rectangular sun visor body 3 .

As can also be seen from FIG. 1, the sun visor body 3 has a groove-shaped slot guide 4 in a central edge region of a longitudinal side of the rectangle, in the longitudinal center of which a vehicle-fixed pivot axis 5, designed as a guide pin, is displaceably guided in the non-use position 2 shown in FIG. 1 and is held.

For the transition from the non-use position 2 shown in FIG. 1 to a use position 6 of the sun visor 1 shown schematically in FIG. 2, the sun visor body 3 is pivoted about the pivot axis 5 designed as a guide pin. Subsequently, as is shown only extremely schematically and by way of example by the double arrow in FIG. 2, the sun visor body 3 can be aligned in the direction of the swivel axis by displacing the sun visor body 3 relative to the swivel axis 5 fixed to the vehicle. The displacement path depends here on the longitudinal extent of the slot guide and / or the swivel axis 5 fixed to the vehicle and designed as a guide pin.

An alternative embodiment of a sun visor 7 in its non-use position 8 is shown schematically in FIG. 3. This sun visor 7 in turn comprises an elongated and rectangular sun visor body 9 which can be pivoted about a pivot axis 10 , which is only shown schematically here, into a position of use 11 shown schematically in FIG. 4.

As can be seen in particular from FIG. 5, which shows a cross section through the sun visor 7 along the line AA of FIG. 4, the sun visor body is constructed here in two layers from a first, plate-shaped sun visor body part 12 and a second, plate-shaped sun visor body part 13 , which with each other facing side faces in a system connection. The first sun visor body part 12 , in the folded-down use position 11 shown in FIGS. 4 and 5, faces a vehicle interior (not shown here), while the second sun visor body part 13 in this folded-down use position 11 faces a window area (also not shown here). As can be seen in particular from FIG. 5, the first sun visor body part 12 is articulated immovably on the vehicle body via a pivot axis 14 .

On the second sun visor body part 13 , on the side facing the first sun visor body part 12 , as can be seen in particular in FIG. 4, a guide pin 15 is formed, which is slidably guided and held in a guide groove 16 arranged on the edge side of the first sun visor body part 12 in the longitudinal center. This guide pin 15 , which is not shown here, is arranged in the non-use position 8 of the sun visor 7 in a longitudinal center region of the guide groove 16 .

As can also be seen from FIG. 5, the first and second sun visor body parts 12 , 13 are of approximately the same length, height and width and are connected to one another by means of a dovetail guide 17 so as to be displaceable in an abutment connection.

In order to enlarge the glare protection surface in the use position 11 of the sun visor 7 or to adapt it to the respective glare conditions, in addition to this folding down, the second sun visor body part 13 can be used relative to the first sun visor body part via the guide pin 15 acting as a sliding button in accordance with the double arrow shown in FIG. 4 12 can be moved manually. Depending on the direction of displacement, the anti-glare surface can be enlarged in a left and right area of the sun visor body 9 , as is shown only schematically and in broken lines in FIG. 4. Furthermore, what is not shown in detail in FIG. 4, the second sun visor body part 13 can also be divided in two in the longitudinal center, each of these elements of the second sun visor body part 13 then being assigned its own guide pin, which is located in a corresponding guide groove 10 on the first sun visor body part 12 is displaceably guided and held, which is only shown extremely schematically in FIG. 4. As a result, the anti-glare surface can then be enlarged simultaneously on both sides of the first sun visor body part 12 by moving the two elements of the second sun visor body part 13 relative thereto.

A further alternative embodiment of a sun visor 18 is shown schematically in its non-use position 19 in FIG. 6. The sun visor 18 comprises an elongated and rectangularly shaped sun visor body 20 , which has a slot recess at both longitudinal ends, not shown here in detail, in which an additional visor 21 can be displaced and positively received, as can be seen in particular from FIG. 7, which the sun visor 18 shows in its folded-down position 22 . The additional screen 21 preferably has a length corresponding to the length of the sun visor body 20 .

As can be seen from FIG. 7 in connection with FIG. 8, which shows a schematic sectional view along the line BB of FIG. 7, a guide pin 23 is formed on the additional cover 21 , which in the folded-down state is the vehicle interior facing side of the sun visor body 20 formed guide groove 24 is slidably guided and held, the guide groove 24 is arranged approximately in an edge-side longitudinal center region of the sun visor body 20 . When the additional screen 21 is completely accommodated in the sun visor body 20 , the guide pin 23 is preferably located in a longitudinal center region of the guide groove 24 .

In order to effect the glare protection surface by pushing out the additional cover 21 relative to the sun visor body 20 out of the end slot recesses, the guide pin 23 is moved by hand in accordance with the double arrow shown in FIG. 8 in the guide groove 24 , so that, depending on the direction of displacement, the glare protection surface on the left or to the right of the sun visor body 20 is correspondingly enlarged, as is shown by dashed lines in FIG. 7 for the left side.

For the transition of the sun visor 18 from the non-use position 19 shown in FIG. 6 to the use position 22 shown in FIG. 7, the sun visor body 20 is pivoted about a pivot axis 25 , which is only shown schematically here.

FIG. 9 schematically shows a further alternative embodiment of a sun visor 26 in its non-use position 27 and in a rear view. As can be seen in particular from FIG. 10, which shows a section along the line CC of FIG. 9, here a fastening plate 29 is provided which can be connected to the vehicle body, preferably with a front headlining edge region, and which has a through hole formed centrally on it 34 can be detachably fixed to the vehicle body by means of a screw 35 .

As can be seen in particular from FIG. 10, an elongated and approximately rectangular-shaped sun visor body 28 is pivotably articulated to form a pivot axis 36 on a holding plate 30 which is coupled to the fastening plate 29 via two dovetail guides 32 , 33 such that the Holding plate 30 and thus the associated sun visor body 28 can be displaced in the pivot axis direction relative to the mounting plate 29 fixed to the vehicle, since the dovetail guides 32 , 33 are each aligned parallel to the pivot axis 36 .

As can also be seen from FIG. 10, the holding plate 30 is designed in the shape of an arc in the articulation region of the sun visor body 28 .

When the sun visor body 28 changes from the non-use position 27 shown in FIG. 10 to an intermediate position shown in FIG. 11 as the use position 31 , the sun visor body 28 is pivoted downward about the pivot axis 36 . In order to enable the sun visor 26 to be additionally adapted to certain prevailing visibility conditions in this folded-down position of use 31 , the sun visor body 28 can be moved in the swivel axis direction 32 , 33 in accordance with the individual requirements in the swivel axis direction.

A further additional enlargement of the anti-glare area is possible here with at least one additional additional screen integrated into the longitudinal ends of the sun visor body 28 , which is not shown here, however.

Finally, another alternative embodiment of a sun visor 37 is shown in FIGS. 12 to 14. In FIG. 12, the sun visor shown in a retracted in a roof lining 41 38 37 non-use position. In FIG. 13, the sun visor shown in a position of use 39 37, wherein is further seen here that the sun visor has an approximately rectangular-shaped sun visor body 40 has an elongated and 37.

As can also be seen from FIGS. 12 and 13, the sun visor body 40 can be swung about a pivot axis 42 out of the non-use position 38 shown in FIG. 12 into the use position 39 shown in FIG. 13.

The sun visor body 40 is separated to form two separate sun visor body parts 43 , 44 in a separating plane 45 running approximately parallel to the pivot axis 42 , the individual sun visor body parts 43 , 44 being connected to one another in a displaceable manner on their end faces facing one another via a dovetail guide 46 .

As can also be seen from FIGS. 13 and 14, the first sun visor body part 43 is articulated on the vehicle body via the pivot axis 42 , the parting plane 45 running in a region near the swivel axis for the largest possible second sun visor body part 44 which can be displaced relative to the first sun visor body part 43 ,

In order to achieve an individual adaptation of the sun visor body 40 to certain visibility conditions in the folded-down use position 39 of the sun visor 37 shown in FIGS. 13 and 14, the second sun visor body part 44 can be displaced relative to the first sun visor body part 43 , as is exemplarily shown in FIG. 14 is shown.

Basically, these sun visors 1 , 7 , 18 , 26 , 37 shown in FIGS . 1 to 14 can be both a driver's sun visor and a passenger's sun visor, but a preferred use in connection with a central sun visor that is between a driver's sun visor and a passenger's sun visor Passenger sun visor is arranged, is provided, which covers the area above a mirror housing of the rear-view mirror arrangement in the use position.

LIST OF REFERENCE NUMBERS

1

lens hood

2

Non-use position

3

Sun visor body

4

slot guide

5

swivel axis

6

use position

7

lens hood

8th

Non-use position

9

Sun visor body

10

guide

11

use position

12

first part of the sun visor body

13

second sun visor body part

14

swivel axis

15

spigot

16

guide

17

dovetail guide

18

lens hood

19

Non-use position

20

Sun visor body

21

additional panel

22

use position

23

spigot

24

guide

25

swivel axis

26

lens hood

27

Non-use position

28

Sun visor body

29

mounting plate

30

Retaining plate

31

use position

32

dovetail guide

33

dovetail guide

34

Through Hole

35

screw

36

swivel axis

37

lens hood

38

Non-use position

39

use position

40

Sun visor body

41

headliner

42

swivel axis

43

first part of the sun visor body

44

second sun visor body part

45

parting plane

46

dovetail guide

Claims (20)

1.Dazzle protection device for a vehicle, in particular for a motor vehicle, with at least one sun visor body which can be pivoted about a pivot axis between a sun visor non-use position and a sun visor use position, characterized in that means are provided with which the sun visor body ( 3 ; 9 ; 20 ; 28 ; 40 ) and / or parts ( 21 ) thereof at least in the sun visor use position ( 6 ; 11 ; 22 ; 31 ; 39 ) can be displaced at least approximately in the swivel axis direction. 2. Anti-glare device according to claim 1, characterized in that the sun visor body ( 3 ) has a slot guide ( 4 ) in which the vehicle-fixed pivot axis ( 5 ) designed as a guide pin is slidably guided and held such that the sun visor body ( 3 ) at least in the Sun visor use position ( 6 ) is displaceable in the direction of the pivot axis relative to the vehicle-fixed pivot axis ( 5 ) designed as a guide pin. 3. Anti-glare device according to claim 2, characterized in that the slot guide ( 4 ) is designed as a groove or recess in an edge region of the sun visor body ( 3 ). 4. Anti-glare device according to claim 3, characterized in that the sun visor body ( 3 ) is approximately rectangular, and that the slot guide ( 4 ) is preferably formed in a central edge region of a rectangular longitudinal side. 5. Anti-glare device according to one of claims 2 to 4, characterized in that the displacement path in the pivot axis direction is formed depending on the longitudinal extent of the slot guide ( 4 ) and / or the vehicle-fixed pivot axes ( 5 ). 6. Anti-glare device according to claim 1, characterized in that the sun visor body ( 9 ) is constructed in multiple layers from at least two sun visor body parts ( 12 , 13 ), the sun visor body parts ( 12 , 13 ) each being plate-shaped, preferably rectangular and preferably having approximately the same length and / or height and / or width, and wherein the sun visor body parts ( 12 , 13 ) with mutually facing side surfaces lie in an abutment connection and are displaceably connected relative to one another via displacement means ( 17 ), and that one of the sun visor body parts ( 12 ) via the The pivot axis ( 14 ) can be pivoted, but cannot be displaced, on the vehicle body, preferably on a headlining area, and the at least one further sun visor body part ( 13 ) can be displaced relative thereto, preferably in the direction of the pivot axis. 7. Anti-glare device according to claim 6, characterized in that at least one dovetail guide ( 17 ) or the like is provided as the displacement means between the sun visor body parts ( 12 , 13 ) which are in each case adjacent to one another. 8. Anti-glare device according to claim 6 or claim 7, characterized in that the sun visor body ( 9 ) is constructed in two layers from a first and a second sun visor body part ( 12 , 13 ), that the first sun visor body part ( 12 ) in the folded sun visor use position ( 11 ) facing a vehicle interior and the second sun visor body part ( 13 ) facing away from the vehicle interior, that the first sun visor body part ( 12 ) is articulated to the vehicle body and that on the second sun visor body part ( 13 ) on the side facing the first sun visor body part ( 12 ) there is a guide pin ( 15 ) which is displaceably guided and held in a guide groove ( 16 ) formed on the first sun visor body part ( 12 ) in such a way that the second sun visor body part ( 13 ) in the folded-out sun visor use position ( 11 ) relative to the guide pin ( 15 ) the first sun visor body part ( 12 ) is preferably manually displaceable. 9. Anti-glare device according to claim 8, characterized in that the second sun visor body part ( 13 ) is preferably divided in two in the longitudinal center, and that each of these elements of the second sun visor body part ( 13 ) is assigned its own guide pin, which in a corresponding guide groove ( 10 ) on The first sun visor body part ( 12 ) is displaceably guided and held in such a way that the anti-glare surface on both sides of the first sun visor body part ( 12 ) can be enlarged relative thereto by moving the two elements of the second sun visor body part ( 13 ). 10. Anti-glare device according to claim 1, characterized in that the anti-glare device has a fastening element ( 29 ), preferably a fastening plate, which can be connected to the vehicle body, preferably with a front headlining edge region, that the sun visor body ( 28 ) is pivotably articulated on a holding element ( 30 ) which is coupled to the fastening element ( 29 ) via displacement means ( 32 , 33 ) such that the holding element ( 30 ) and thus the sun visor body ( 28 ) at least in the direction of the sun visor body pivot axis formed on the holding element ( 30 ) relative to the fastening element ( 29 ) and can thus be moved to the vehicle body. 11. Anti-glare device according to claim 10, characterized in that the holding element ( 30 ) is coupled to the fastening element ( 29 ) by at least one dovetail guide ( 32 , 33 ) or the like as a displacement means which is aligned approximately parallel to the pivot axis ( 36 ). 12. Anti-glare device according to claim 10 or claim 11, characterized in that the fastening plate ( 29 ) is rectangular and has in a central area at least one through hole ( 34 ) for a fixable on the vehicle body, preferably releasably fixable, fastening means ( 35 ). 13. Anti-glare device according to one of claims 10 to 12, characterized in that the holding element ( 30 ) is plate-shaped and is curved in the pivot axis region formed on the edge thereof. 14. Anti-glare device according to claim 1, characterized in that the sun visor body ( 40 ) is constructed from at least two sun visor body parts ( 43 , 44 ), the parting plane ( 45 ) between the individual sun visor body parts ( 43 , 44 ) approximately parallel to the pivot axis ( 42 ) runs that one of the sun visor body parts ( 43 ) can be pivoted about the pivot axis ( 42 ), but is non-displaceably articulated on the vehicle body ( 41 ), preferably on a headlining edge area, and that the individual sun visor body parts ( 43 , 44 ) are mutually connected by means of displacement means ( 46 ) Connected so as to be displaceable relative to one another in such a way that the at least one further sun visor body part ( 44 ) can be displaced in the pivot axis direction relative to the sun visor body part ( 43 ) which is articulated immovably on the vehicle body ( 41 ). 15. Anti-glare device according to claim 14, characterized in that the sun visor body ( 40 ) is approximately rectangular in shape and the individual sun visor body parts ( 43 , 44 ) are connected to one another by means of displacement means, preferably a dovetail guide ( 46 ) or the like, so as to be displaceable relative to one another are. 16. Anti-glare device according to claim 14 or claim 15, characterized characterized in that the immovably arranged sun visor body part only forms the pivot axis on which a sun visor body part is displaceable is held. 17. Anti-glare device according to one of claims 1 to 16, characterized in that the sun visor body ( 20 ) is approximately rectangular and at least at one longitudinal end, preferably at both longitudinal ends, a slot recess is provided in which at least one additional panel ( 21 ) is displaceable and is preferably positively receivable, and that a guide pin ( 23 ) is formed on each additional cover ( 21 ), which is slidably guided and held in a guide groove ( 24 ) formed in the folded-down state facing the vehicle interior of the sun visor body ( 20 ) such that each of the at least one additional visor ( 21 ) in the folded sun visor use position ( 22 ) can preferably be manually displaced relative to the sun visor body ( 20 ) via the respectively assigned guide pin ( 23 ). 18. Anti-glare device according to claim 17, characterized in that the guide pin ( 23 ) is guided in a guide groove ( 24 ) formed on the edge of the sun visor body ( 20 ). 19. Anti-glare device according to one of claims 1 to 18, characterized in that the sun visor ( 1 ; 7 ; 18 ; 26 ; 37 ) is a central sun visor articulated in the area above a rear-view mirror arrangement, which is arranged between a driver's sun visor and a passenger sun visor on the passenger side and in the sun visor use position ( 6 ; 11 ; 22 ; 31 ; 39 ) covers the area above a mirror housing of the rear-view mirror arrangement. 20. Anti-glare device according to one of claims 1 to 19, characterized in that the sun visor ( 1 ; 7 ; 18 ; 26 ; 37 ) in its non-use position ( 2 ; 8 ; 19 ; 27 ; 38 ) in a recess area of the headliner ( 41 ) is.