DE202008016001U1 - Device for adjusting the roller blind of a window blind for motor vehicles - Google Patents

Abstract

Device for adjusting the shade of a window blinds for motor vehicles with a winding shaft which is connected to a first portion of the peripheral edge of the blind sheet and on which the blind sheet is wound, and a power transmission means, with a first portion opposite to the second portion of the peripheral edge the roller blind and is connected to an actuating device for removing the roller blind of the winding shaft, characterized in that the force transmission means consists of a flexible tie rod (4), the roller blind (20) against the action of a return device from the winding shaft (22) of the window blinds (2) and in an elongated, in the withdrawal direction of the roller blind (20) aligned guide means (3, 6) guided by means of a manual actuator (5, 8) in and against the withdrawal direction of the roller blind (20) adjustable and by means of a locking device ( 7, 50, 91, 911) into one r desired position of the roller blind (20) can be locked and for adjusting the roller blind (20) is detachable.

Description

The The invention relates to a device for adjusting the roller blind a window blinds for motor vehicles according to the Preamble of claim 1.

When Sunscreen and anti-glare agents in motor vehicles arranged window blinds are driven manually or by electric motor, being manual powered window blinds usually in the manner of a designed for covering window casement window blinds used are, that is one wound on a winding shaft Roller blind having, with a first portion of the winding shaft and with a section opposite the first section is connected to a Zugspriegel on which a tension element attached is. The winding shaft is connected to a torsion spring, the Pulling the roller blind is tensioned by means of the tension element, so that when lifting the tensile force acting on the tension element the roller blind again under the action of the tensioned torsion spring the winding shaft is wound up.

To the Locking the roller blind in the desired trigger positions either the drawbar is hung in lateral sleeves or the torsion spring is connected to a locking mechanism, the winding of the roller blind from any deduction Stel settings blocked and only after repeated pulling on the tension element a winding of the roller blind on the winding shaft allows.

alternative Can be used to adjust the shade of a window blinds for Motor vehicles are used an adjusting device, the one with the adjusting part coupled traction means for transmitting an adjusting force on the adjusting part and a braking device for fixing the adjustment part in an adjustment position.

Such adjusting devices can be designed as manually operable or electrically driven adjusting devices. At from the US 2002/0046497 A1 and the DE 103 61 414 A1 known adjusting devices in the form of cable window lifters, for example, a traction means in the form of a rope loop forming a rope via a rotatably mounted on a vehicle door drum driven such that a coupled with the rope driver along a guide rail of the vehicle door moves to adjust a window pane. To prevent a force exerted on the output side of the window on the cable drum force causes an unintentional adjustment of the adjustment from an adjustment position, the adjustment of the US 2002/0046497 A1 and the DE 103 61 414 A1 in each case a braking device, which is designed as a wrap spring brake which produces a frictional engagement between a coiled with the cable drum wrap spring and a stationary housing at a power output side acting and thereby brakes the cable drum.

The Forming an adjustment for a window blind However, in the manner of a cable window lifter requires sufficient Place at the edges of the windowpane to the individual Accommodate adjusting elements.

From the EP 1 123 824 A2 a sun blind for a motor vehicle is known which has a rotatably mounted winding shaft which is arranged between the inner door panel and the inner door trim of a motor vehicle door. On the winding shaft a Rollobehang is wound, the blank corresponds to the shape of the side window of the vehicle door and having a peripheral edge having a portion fixed to the winding shaft and a remote from the winding shaft portion which is connected to a Rollozugstab or bow. The Rollobehang is pulled by a roller blind through a slot between the door sill and door trim and in the same direction of movement as the direction of movement of the movable side window from bottom to top, ie from the lower, adjacent to the door of the vehicle door and substantially horizontally extending window frame edge to the upper edge of the window frame subtracted from the winding shaft.

Of the Roller blind drive consists of a drive device with a drive motor, a transmission and connected to the transmission pressure and relative rigid cylindrical actuators, in Guided guided and with the Rollozugstab or brackets are connected. When extending the actuators From the guide tubes is the Rollozugstab or bow moved to the upper window frame edge and thereby the Rollobehang withdrawn from the winding shaft against the action of a coil spring until he reaches a predetermined position in which the Rollobehang completely or partially covers the side window.

These However, adjusting device for a window blind is because the numerous adjusting elements and necessarily electromotive Drive device consuming and therefore only for a use in motor vehicles of the middle and upper price range suitable.

Object of the present invention is to provide a device for adjusting the shade of a window blinds for motor vehicles, which are simple to set up, manually operated to produce at low cost and in a small footprint is functionally reliable.

These The object is achieved by a device having the features of the claim 1 solved.

The inventive solution allows the cost-effective production of a simply constructed, a small footprint, manually operated and functionally reliable device for adjusting the shade of a Window blinds for motor vehicles, which are in particular extent suitable for front and rear window blinds. The flexible one Tension rod is elastically bendable and above a predetermined bending moment rigid, so that it is suitable, the contour of a window, in particular a front or rear window of a motor vehicle, to follow and an angular offset between the guide device, in which the flexible tension rod is guided, and the window pane, along which the roller blind is pulled off to allow.

Of the flexible push rod preferably consists of a flexible push rod, a flexible telescopic pole or the like, so no additional lateral guides for the roller blind required are and the push rod also over edges like the front or Rear roof edge for covering a front or rear window below Maintaining its flexural rigidity can be done.

Around the roller blind in any position between a complete covered and a fully shared windowpane to lock the motor vehicle, connects the locking device the roller blind from the winding shaft peeling force transmission means positive or positive fit with the guide device and thus allows a continuous adjustment of the roller blind or an adjustment of the roller blind in predetermined locking steps.

The Guide device is either as a guide channel with a longitudinal slot directed towards the vehicle interior, as a guide rail with a C-shaped, for Vehicle interior open cross-sectional profile or as elongated Cassette with an access opening directed towards the vehicle interior educated. It is preferably connected to the motor vehicle roof.

The Alignment of the elongated guide device there the departure direction of the roller blind in front, so that in a direction the Y axis of the motor vehicle aligned guide device a window blind for the side windows of the motor vehicle and in a direction aligned in the X-axis of the motor vehicle Guide means a window blind for the front and rear window of a motor vehicle is formed. The to the vehicle interior at least partially open guide device allows an access to the connected to the flexible tie rod actuator of Vehicle interior and thus a simple for vehicle occupants and safe manual operation of the window blinds for adjustment the roller blind.

Preferably the actuator consists of a connected to the power transmission means and actuating means guided in the guide device, the force used to detect the power transmission means or positively with the guide device is connectable or the power transmission means force or positively with the guide device combines

The connected to the flexible tie rod and in the guide channel, guided in the guide rail or cassette Actuator thus serves both to adjust the flexible tension rod and thus the roller blind as well as for locking the roller blind in a desired position by itself or positively with the guide device is connected or the flexible tension rod positive or positive fixed to the guide device. For this purpose are differently trained locking devices possible.

A first locking device is as an adhesive in the manner of a hook and loop fastener, a magnetic connection or the like is formed and has each other connectable adhesive elements, of which an adhesive element with the Guide device and the other adhesive element with the flexible tie rod or connected to the actuating means is so that when connecting the two adhesives of the flexible Tension rod and thus the roller blind in a desired position are fixed while at a separation of the adhesive the actuating means for adjusting the flexible tension rod and thus the roller blind translationally along the guide device can be moved.

In an adhesive formed in the manner of a magnetic connection, the adhesive elements consist of opposing magnets which tighten without applying an external actuating force and thus fix in the rest position the flexible tension rod and thus the roller blind in the desired position. To adjust the roller blind, the magnets are separated by applying an external actuating force, so that the actuating means connected to the flexible tie rod along the guide means can be translationally adjusted. In this case, the magnet connected to the guide device may be formed as an elongated magnetic rail and connected to the bottom of the guide channel, the guide rail or cassette, while the opposite pole as a magnet element is connected to the actuating means. In a metallic guide device, this can be polarized such that it forms a continuous magnetic pole.

at a trained in the manner of a Velcro locking device have the guide device on the one hand and the power transmission means or the actuating means connected to the power transmission means on the other hand, the Widerhäkchen or loops of the Velcro.

The Anchors and loops will result in a compressed one durable quick release and can be known per se As a hook and loop tape, as felt and velor band or be designed as felt and loop tape. Alternatively, one is Velours coating or flocking of the guide device or the flexible tensile rod or the flexible tension rod associated actuating means for forming the Widerhäkchen or loops possible.

in principle In addition to Velcro and magnetic connections are also other types of adhesive Connections conceivable, for example hook and eye connections or adhesive bonds, wherein the adhesive bonds are repeated must be releasable and engageable to Repeatedly adjusting and setting the flexible push rod.

in the Operation of the adjusting device is initially the adhesive Connection between the push rod or actuator integrated adhesive and the guide device solved, then the actuating means or the push rod brought into a desired adjustment position and then this adjustment position by connecting the in the push rod or the actuating means integrated adhesive with the Guidance device secured in position.

One Advantage of this arrangement is that simple and inexpensive Way the push rod are set in an adjustment can, without requiring additional, expensive components are required, the push rod by simply manufacturing the adhesive connection between the in the push rod or the Actuating agent integrated adhesive and the guide device is determined.

alternative can the locking device from a locking device in the Guide device arranged locking elements and with the power transmission means or connected to the actuating means Counter-locking elements or a clamping device with a with the actuating means connected and non-positively connected to the guide means connectable clamping element.

at a locking device designed as locking device can the bottom of the guide channel or the guide rail or cassette are provided with a toothing or a perforated tape, in their latching steps, the flexible tension rod by its residual stress hook or optionally spring-loaded actuating means can be hooked.

at a locking device designed as a clamping device has the actuating means, for example, an eccentric, the with a guided in the vehicle interior handle is connected, so that by turning the handle of the eccentric with opposite sides of the guide channel, the guide rail or cassette is clamped. alternative is designed as a folding handle handle used in the Fold over and flush with the handle on the headliner of the vehicle interior, a clamping element connected to the handle with the guide channel, the guide rail or Cassette is clamped and thus the set position of flexible tension rod or connected to the flexible tie rod Roller blind secures.

The various ways of training the locking device allow different types of actuators. A first embodiment of the actuating means consists of a substantially perpendicular to the orientation of the Guide device adjustable tee, whose Transverse leg connected to the power transmission means or can be brought into engagement with the traction means and the longitudinal leg through the slot or opening of the guide device protrudes into the interior of the motor vehicle.

This Actuating means is suitable for both designed as an adhesive as well as a locking or clamping device Locking device.

In an alternative embodiment, the actuating means a traction means arranged in the guide device, directly, through one through the slot of the guide device in the interior of the motor vehicle guided handle or over the access opening of the guide device actuated is and preferably consists of a flexible band, the one closed loop forms and over deflections in the guide device is guided such that by moving the flexible band of the flexible tension rod into different Adjustment of the roller blind is movable

The Traction means formed as traction means becomes either executed as a revolving band, which is connected to the Ends of the guide device arranged deflections is laid and over an access opening the as Cassette trained guide device or by the Slot the as a guide channel or as a guide rail trained guide device directly operable is. Alternatively, the trained as a circulating belt traction means with, for example, the actuating means designed as a T-piece connected and above the projecting into the vehicle interior Longitudinal limbs are actuated.

In Connection with a locking device designed as an adhesive can be designed as a T-piece actuator Serve by adjusting in the direction of the vehicle's vertical axis the traction means or the flexible tension rod on the guide device to fix or from this for adjusting the flexible tension rod and thus to solve the roller blind in the opposite direction.

Accordingly is in a trained as a Velcro locking device the traction device formed as Velcro or velor band or the Cross leg of the tee with a velcro or velor surface provided and a fixing portion of the guide device covered with a mushroom or hook tape.

The a closed loop forming and coupled with the push rod flexible band is so over deflections of Zugmittelhalters led that by moving the flexible band of the Push rod is movable in different adjustment positions. The in the manner of a single-stranded or double-stranded one Rope window lift trained loop allows to move the flexible band for adjusting the push rod and to transmit an adjusting force to the push rod. Preferably, the flexible band is a flat or tape measure educated.

ever after embodiment of the designed as a flexible band traction means the deflections of the Zugmittelhalters lateral guides, which secure the position of the flexible band, or ratchet teeth have their periphery, the form-fitting in latching openings engage the traction device. In particular, the flexible traction means designed as a flexible, a closed loop rack its teeth with a pinion of an electromotive Drive meshes.

There the adjusting device according to the invention only one has a small footprint, their use is basically anywhere below or above the windowpane of a motor vehicle, wherein by the combination of a flexible Band trained traction means with a push rod no deflections or the like are required.

Preferably is when using a flexible band as an actuating means the guide means arranged as a cassette with at the ends Deflections formed, wherein the cassette has an opening for inserting a fastening portion which on a the opening opposite inner wall portion the cassette is applied. In the opening is one preferably as in relation to the traction means convexly curved leaf spring trained length compensation spring used.

The Cartridge with deflections arranged at the ends creates a Assembly unit that ensures easy assembly and a retrofitting of a motor vehicle with a sun blind allows.

By the arrangement of a convexly curved with respect to the traction means Leaf spring ensures a length compensation, the both length changes of the traction means over ensures the service life as well as the manufacture and release the adhesive connection between the integrated into the traction means Adhesive and the mounting portion of the cassette at a designed as a Velcro locking device facilitates.

to Connection of the push rod with the traction means can be a plug connection are used, which form the ends of a closed loop Bandes and of the connection of the push rod with the roller blind connects opposite end of the push rod together. By arranged on the side of the connector on the push rod, at the Inside wall of the cassette fitting support tabs is ensured that only minimal friction of the push rod on the inner wall the cassette ensures and the connection of the push rod secured with the traction means.

The Blind sheet connected to the push rod is preferably in one Rollokassette arranged in the region of one end of the Zugmittelhalters and aligned transversely to the longitudinal extent of the cassette is.

Due to their simple, few components having design, the adjusting device according to the invention is particularly suitable for equipped with tailgates motor vehicles. To cover the tailgate window pane, the blind cassette is preferably aligned near the articulation of the tailgate of the motor vehicle and parallel to the articulation of the tailgate. One to the Auf wrap the Rollobehangs serving and preferably arranged in a roller blind cassette, rotatably mounted winding shaft is preferably connected to a spring drive that biases the winding shaft in Aufwickelsinn the Rollobehangs, so that the roller blind pulled off by means of the push rod against the spring force of the spring drive from the winding shaft and in a selected Trigger position is held tight.

At the Winding the Rollobehangs on the winding shaft is the spring drive also effective and exerts a tensile force on with the Winding shaft connected section of the roller blind hang off while the push rod an opposing pulling force on the contrary set end of the roller blind, so that the roller blind when winding on the winding shaft is also kept taut.

Around to ensure that the winding shaft opposite Section of the roller blind is held close to the window pane, this is contrary to the connection of the push rod with the traction means set end of the push rod towards the windowpane biased. Such a bias of the tension rod can by a corresponding winding of the flexible, rigid push rod done so that the push rod rests against the window (Shape memory).

Preferably is the end of the push rod with one on the windowpane of the Motor vehicle adjacent support provided by the an application of the push rod with a defined distance at the windowpane and in a suitable embodiment of the support, for example As a support role minimizing the friction during adjustment of the push rod are guaranteed.

Becomes the adjusting device according to the invention for covering the rear window of a tailgate of a motor vehicle used, so preferably a fishing hook mechanism is provided, the one connected to the end of the push rod or at the end of the push rod trained fishing hooks and one on the of the winding shaft and / or the Rollokassette remote window pane edge arranged catch having. The catch hook mechanism locks the completely of the winding shaft attracted roller blind at the lower edge of the window pane, so that the roller blind also with the tailgate open the window is applied and not access to the interior of the vehicle obstructed from the rear.

In preferred embodiment is the slot or opening the guide device by an elastic lip, fabric or spring-loaded flap coverable, making a visually pleasing Completed the adjustment to the vehicle interior created reduces the risk of contamination and intervenes is avoided in the guide device.

Based of embodiments shown in the drawing should the idea underlying the invention and its different Implementation options are explained. Show it:

1 a schematic-perspective view of a motor vehicle with a tailgate and the arrangement of the components of a window blinds for covering a rear window;

2 a schematic-perspective view of a first embodiment of the adjusting device according to the invention with a guided in a guide channel or a guide rail flexible tension rod;

3 a schematic longitudinal section through the first embodiment according to 2 ;

4 a perspective view of a section of a guide rail designed as a C-shaped cross-sectional profile guide means;

5 a section through the first embodiment of the adjusting device along the line VV according to 3 ;

6 an exploded view of a second embodiment of the adjusting device according to the invention with a designed as a traction means and arranged in a cassette actuating means;

7 an enlarged view of section III of the exploded view acc. 6 ;

8th perspective views of the formed as a cassette guide device from above and below;

9 to 11 perspective views of the connection of the trained as a flexible band traction means with the flexible push rod;

12 and 13 perspective view of the adjusting device and the blind roller receiving roller blind cassette;

14 a longitudinal section through the cassette in the region of a length compensating spring;

15 a perspective view of the cassette with a mounting portion for a type of Velcro fastener fixed adjustment device;

16 an enlarged perspective view of the mounting portion of the cassette;

17 a side view of the adjustment and the window blinds for a tailgate in three different positions;

18 an enlarged detail view of the adjusting device for a tailgate acc. 17 ;

19 a detailed view with support of the flexible push rod with the tailgate open and

20 to 22 schematic representations of a catch mechanism for the window blind with closed, partially opened and fully opened tailgate of a motor vehicle.

1 shows a schematic-perspective view of a motor vehicle 1 with a tailgate 11 whose windowpane 12 by means of a roller blind 20 a window blinds 2 can be covered in whole or in part. The roller blind 20 is in their cut to essentially the window pane 12 adapted and has a winding shaft connected to a first portion and a second portion opposite the first portion, which is connected to the end of a flexible push rod 4 connected is. The winding shaft for winding the roller blind 20 is in a roller blind cassette 21 stored and connected to a spring drive, the removal of the blind 20 is stretched by the winding shaft and in whole or in part by the winding shaft unwound blind 20 a permanent pulling force on the roller blind 20 in the Aufwickelsinn exerts, so that the roller blind 20 between the two opposite sections of the roller blind 20 through the roller blind 20 from the winding shaft subtracting push rod 4 and the winding shaft is kept taut.

For adjusting the push rod 4 serves an adjusting device with a guide device 3 . 6 in this arrangement of the window blinds 2 in the longitudinal or X direction of the motor vehicle 1 aligned in the roof 13 of the motor vehicle 1 is arranged. In an analogous manner, the window blind 2 for covering the windshield or when aligning the guide means in the transverse or Y-direction of the motor vehicle of the side windows of the motor vehicle 1 be used.

In the 2 to 5 a first embodiment of a preferably intended for front and rear windows adjusting device for manually adjusting a window blinds is shown, which can be used both in sedans and in tailgate vehicles.

The adjusting device is composed of a guide device 3 , one in the leadership facility 3 guided power transmission means 4 , an actuating means 8th and a locking device 7 together. The power transmission means 4 consists of a flexible tension rod, which is elastically bendable and rigid above a predetermined bending moment. The flexible tension rod 4 is with the of the winding shaft 22 the window blinds opposite portion of the blind 20 connected. The management device 3 is designed as a slotted guide channel or as a guide rail with a C-shaped cross-sectional profile and preferably with the motor vehicle roof 13 connected. The slot of the longitudinally slotted guide channel or C-shaped cross-sectional profile of the guide rail is directed downward, ie in the interior of the motor vehicle. At the winding shaft 22 adjacent end of the guide device 3 is a diversion 9 provided over which the flexible tension rod 4 is guided and on its substantially horizontal alignment in the guide device 3 in one of the inclination of the front or rear window 12 corresponding direction is deflected.

For manual operation of the adjustment of the flexible tension rod 4 with an actuating means 8th connected in the form of a tee, which has a plate-shaped transverse leg 82 and one through the longitudinal slot 31 the management facility 3 inserted longitudinal leg 81 has, at its end projecting into the interior of the motor vehicle a handle 80 is arranged.

In the in 3 shown longitudinal section through the adjustment is the blind 20 from the winding shaft 22 unwound and that with the roller blind 20 connected end of the flexible tension rod 4 is located in one of the winding shaft 22 or Rollokassette 21 distant position. In this position is the actuating means 8th in a forward position within the guide means 3 ,

4 shows in a perspective view a part of the guide rail designed as a C-shaped cross-sectional profile guide device 3 , The guide rail 3 has one as a longitudinal slot 31 trained and aligned to the interior of the vehicle opening and a rail floor 30 on, with the motor vehicle roof 13 according to 1 is connected.

The rail floor 30 the guide rail 3 is according to 5 pasted over its entire length with a velcro or Veloursband or coated with velor or flocking. As Ge The velcro connection has the flexible tension rod 4 in the area of the tee 8th barbs 71 on, in the loops of velcro or velor ribbon 70 to make the Velcro connection. The barbs 71 can be in the form of a hook or felt tape on the floor 30 the guide rail 3 facing side of the flexible tension rod 4 be glued or in the form of a coating of the tension rod 4 be provided. Alternatively, the one with the tee 8th connected flexible tension rod 4 without bother 71 be formed when the plate-shaped transverse leg 82 of the tee 8th with the barbs 71 is provided.

While the ground 30 the existing of a C-shaped cross-sectional profile guide rail 3 coated with, for example, suede are, in particular, the ends of the legs facing each other 32 . 33 the guide rail 3 smoothly ausgebil det to when adjusting the flexible tension rod 4 a low frictional resistance of the T-piece 8th on the guide rail 3 to effect.

The flexible tension rod 4 or the T-piece connected to the flexible push rod 8th is at rest, ie at a set trigger position of the blind 20 firmly adhering to the guide rail 3 connected via the Velcro and thus the trigger position of the blind 20 secured.

For adjusting the roller blind, ie for winding up the roller blind 20 on the winding shaft 22 from the in 3 shown trigger position is the T-piece 8th in the direction L of the double arrow C, ie in the dashed position, pulled, so that the Velcro connection between the flexible tension rod 4 or the transverse leg 82 of the tee 8th and the guide rail 3 is solved and the tee 8th in the direction of arrow B of the direction of the direction indicating double arrow V can be adjusted. For keeping or rolling up the roller blind 20 on the winding shaft 22 is the roller blind cassette 21 connected with a torsion spring as a return spring, when pulling off the roller blind 20 from the winding shaft 22 is tensioned and both the removal and the winding of the roller blind 20 the roller blind 20 keeps it taut. After completion of the adjustment of the flexible tension rod 4 and thus the roller blind 20 becomes the tee 8th in the direction of the arrow F of the double arrow C, that is moved in the locking direction and thereby the Velcro connection between the flexible tie rod 4 or the plate-shaped transverse leg 82 of the tee 8th and the guide rail 3 restored.

For removing the roller blind 20 from the winding shaft 22 First, the locking device 7 solved by the tee 8th moved in the direction of the arrow L of the double arrow C in the position shown in dashed lines and thus the Velcro connection between the flexible tie rod 4 or the plate-shaped transverse leg 82 of the tee 8th and the guide rail 3 is solved. By moving the tee 8th in the direction of the arrow A indicating the direction of the double arrow V is the flexible tension rod 4 from the front end of the guide rail 3 led out and pulls with his the winding shaft 22 opposite end of the blind 20 from the winding shaft 22 from. In the desired position of the roller blind 20 the T-piece is again moved in the direction of the arrow F of the double arrow C and thereby the Velcro connection between the flexible tension rod 4 or the plate-shaped transverse leg 82 of the tee 8th and the guide rail 3 restored.

5 also shows the at the front end of the guide rail 3 arranged diversion 9 , which is formed in this embodiment as a deflection cylinder or pulley and the flexible tension rod 4 from the horizontal direction of the guide rail 3 in the direction of inclination of the front or rear window 12 deflects.

As an alternative locking device can be provided instead of the Velcro connection, a magnetic connection in which the ground 30 the metallic guide rail 3 the one magnetic pole and the platelet-shaped transverse leg 82 of the tee 8th or one with the rear end of the flexible tie rod 4 Connected magnet forms the other magnetic pole of the magnetic connection.

As a further alternative of a locking device, the rail bottom 30 the guide rail 3 be provided with a toothing or connected to a perforated tape in which the tee 8th positive locking for fixing the flexible tie rod 4 intervenes. Due to the residual stress of the flexible tension rod 4 can on the rail floor 30 facing side of the flexible tension rod 4 provided positive engagement elements in consequence of the residual stress of the tension rod entanglement and thus a positive fixing of the flexible tension rod 4 cause.

Alternatively, the tee can 8th be provided with a clamping device for locking the flexible tension rod 4 with the guide rail 3 is wedged by, for example, the transverse leg 82 is designed as an eccentric, which is characterized by twisting the longitudinal leg 81 with the side guides 32 . 33 the guide rail 3 positively connects. Alternatively, by tilting the longitudinal leg a spread of legs of the T-piece 8th be provided on the also a wedging of the tee 8th with the guide rail 3 he follows.

The slot 31 the guide rail 3 can by means of a headliner of the interior of the motor vehicle adjacent to the longitudinal slot 31 arranged elastic lip or a fabric tape or a resiliently biased flap are covered.

6 shows an exploded view of a second embodiment of an adjusting device for manually adjusting a window blinds, in particular for front and rear windows. In this embodiment, the actuating means for the flexible push rod 4 whose end with the second section of the roller blind removed from the winding shaft 20 , preferably via a second section of the roller blind 20 enclosing bow is connected, from a traction means 5 in a cassette 6 trained guide device is arranged and guided. The traction device 5 consisting of a flexible, a closed loop forming band, the deflections 61 . 62 at the ends of the cassette 6 and below on the basis of the 9 to 13 closer explained connector 41 . 51 . 52 . 53 with one end of the push rod 4 connected to that with the second section of the roller blind 20 opposite end is set against.

The cassette 6 has a housing 60 with at the ends lateral guides for the diversions 61 . 62 and at the front, the window pane to be covered 12 adjacent end an opening 64 on, according to 8th in which a view of the cassette 6 is shown from above and below, an access to a support web 67 for the push rod 4 allows, with the tailgate open, the push rod 4 supported and thus stabilized. Furthermore, the housing has 60 the cassette 6 grips 65 on, the handling of the Zugmittelhalters 6 serve.

The except for an inner wall surface 66 open, the vehicle interior facing bottom of the housing 60 the cassette 6 allows free access to that in the cassette 6 arranged and around the deflections 61 . 62 put traction means 5 so that the user the traction means 5 and adjust in the desired direction. For example, it is also possible for the driver of the motor vehicle to cover the front or rear window while driving with the roller blind in order to prevent glare.

Essentially perpendicular to the orientation of the cassette 6 is the roller blind cassette 21 for receiving the roller blind 20 receiving winding shaft at the front end of the cassette 6 arranged so that when fully wound on the winding shaft roller blind 20 that with the second section of the roller blind 20 connected end of the push rod 4 essentially flush with the front end of the cassette 6 concludes.

The push rod 4 is preferably shaped or pretreated in the direction of the in 6 registered arrow K against the window to be covered 12 is biased. This bias can, for example, by a previous winding of the flexible push rod 4 be achieved counterclockwise.

7 shows in an enlarged view of the area III according to 6 another opening 63 of the housing 60 the cassette 6 for inserting a fastening portion 91 at the mouth 63 opposite inner wall surface 66 of the housing 60 according to 8th is attached and serves as a fastening means formed in the manner of a hook and loop fastener, as described below with reference to 15 and 16 is explained in more detail. Subsequently, designed as a curved leaf spring length compensation spring 92 in the opening 63 whose function is described below on the basis of 14 is explained in more detail.

For producing the closed loop of the traction means designed as a flexible band 5 has the one end of the flexible band according to 9 a knob provided with a circumferential groove 52 on that through an opening 51 At the other end of the flexible band is plugged. To connect the traction device 5 with the pull rod 4 indicates the end of the push rod 4 also an opening 41 on, on the pimples 52 is plugged. To secure the connection of the ends of the flexible band and the flexible, rigid push rod 4 serves one according to the 10 and 11 on the circumferential groove of the knot 52 attached safety washer 53 ,

For safe and low-friction guidance of the push rod 4 on the inner wall of the cassette 6 serve the side of the opening 41 of the tension rod 4 arranged, curved support tabs 40 attached to the inner wall of the cassette 6 when adjusting the traction device 5 glide along.

In the 12 and 13 is a perspective view of the assignment of the actuator in the form of the traction means 5 and the power transmission means in the form of the flexible push rod 4 to the roller blind cassette 21 shown with fully mounted adjusting device and shows the perpendicular to the longitudinal extent of the in the cassette 6 guided push rod 4 aligned roller blind cassette 21 about which the flexible push rod 4 slides so that when completely on the within the roller blind cassette 21 arranged winding shaft wound Rollobehang that with the removed second section of the roller blind behangs connected end of the push rod 4 flush with the front, the window pane adjacent end of Zugmittelhalters 6 or the roller blind cassette 21 concludes.

In the 14 and 15 is in a longitudinal section and in a perspective plan view of the region of the opening 63 in the case 60 the cassette 6 as well as the handle shell 65 shown.

In this area, designed in the manner of a hook and loop fastener is arranged, which consists of the attachment portion 91 the cassette 6 and in the traction means 5 integrated adhesive 50 consists. The attachment section 91 exists according to 16 from an adhesive pad 910 with barbs 911 that on the opening 63 of the housing 60 opposite inner wall surface 66 of the housing 60 is glued on. The counterpart is the adhesive 50 the actuator of a suede surface of the traction device 5 , For pressing the velor surface of the traction device 5 to the attachment section 91 Can be done manually by those in the area of the handles 65 provided opening in the interior of the cassette 6 intervened and the adhesive 50 of the traction device 5 against the attachment section 91 be pressed. In the same way, a release of the connection of the traction device 5 from the attachment section 91 by lifting the traction device 5 possible.

For length compensation of the traction device 5 due to material strains and when lifting or pressing the traction device 5 in terms of that with the cassette 6 Connected fastener is in the opening 63 of the housing 60 the cassette 6 a length compensation spring 73 used in the untensioned state A and in the tensioned state B on the traction means 5 acts and causes a corresponding change in length.

16 shows an enlarged view of the attachment portion 91 whose adhesive pad 910 on the inner wall surface 66 of the housing 60 the cassette 6 is glued, and its Widerhäkchen 911 with the velor surface 50 of the traction device 5 liable to be brought into engagement. The attachment section 91 serves together with the traction means 5 and its adhesive 50 as a locking device for fixing the push rod 4 in any adjustment position and forms in connection with the check mark 911 a hook-and-loop fastener, wherein deviating from the above description, the adhesive or attachment portion made of a suede material or covered with a suede material and the other portion is understood to mean a plurality of prongs, which are brought into engagement with the velor material in the manner of a hook and loop fastener can.

To the adhesive 50 of the traction device 5 with the attachment section 91 to engage, is the traction means 5 towards the attachment section 91 pressed, leaving the Velcro between the adhesive 50 and the attachment portion 91 is manufactured and the adhesive 50 with the attachment section 91 engaged. The attachment portion holds the traction means 5 then in position, leaving the push rod 4 can not move anymore.

Alternatively, other adhesive compounds may be provided, for example, compounds in the form of hook and eye connections, in which the traction means 5 or at the attachment section 71 Hooks are arranged which can be brought into engagement with eyelets on the respective other section. Fundamentally conceivable are other form-fitting connections, for example by using push buttons with which the traction means 5 at the attachment section 71 is attached.

In the 17 to 22 the preferred use of the adjusting device according to the invention for window blinds for covering windows in tailgates of a motor vehicle is shown.

17 shows in a schematic longitudinal section through the region of the articulation 14 the tailgate 11 at the roof 13 of the motor vehicle with the tailgate closed 11 (Position C), half-open tailgate 11 (Position D) and fully opened tailgate 11 (Position E) with a completely from that in a roller blind cassette 21 arranged winding shaft 22 by means of the flexible push rod 4 withdrawn roller blind 20 and in relation to the push rod 4 adjusting traction means 5 , which is designed as a flexible band in closed loop and around the front deflector 61 is guided, as well as the support 67 for supporting the push rod 4 with the tailgate open 11 ,

18 shows a detail view of the three in 17 illustrated positions of the tailgate 11 ,

19 shows in a schematic longitudinal section through the region of the articulation 14 the tailgate 11 the effect of the in the cassette 6 integrated support 67 for supporting the push rod 4 with the tailgate open 11 , The support 67 prevents the push rod 4 the trained as a flexible band traction means 5 compressed too much and thus too much strain on the traction means 5 exercises.

To relieve the push rod 4 and securing the connection of the second section of the roller blind 20 connected end of the push rod 4 at the winding shaft 22 opposite end of the windowpane 12 is a catch Haken mechanism provided, the structure and effect of the 20 to 22 is explained in more detail in which 20 the tailgate 11 when closed, 21 the tailgate 11 in a middle position and 22 the completely opened tailgate 11 demonstrate.

20 shows a sliding roller 42 trained support at the end of the push rod 4 that the contact point to the windowpane 12 forms in the tailgate 11 is used. One at the roller blind 4 provided driver 43 serves to accommodate the roller blind 20 or for receiving one with the second portion of the blind 20 connected drawbar. Also at the end of the push rod 4 is a catch hook 44 trained, which together with one at the tailgate 11 arranged additional part 95 with a trained as a rear handle catch 96 cooperates and trains the catching mechanism.

While in the closed state of the tailgate 11 as well as in their middle position according to 20 and 21 the fishing hook 44 and the catch bar 96 to stand by distance, finds in accordance with 22 completely opened tailgate 11 by a voltage change in the push rod 4 a shift of the contact point of the fishing hook mechanism instead and leads to a Hinterrastung the fishing hook 44 at the catch hanger 96 and thus a fixation of the end of the push rod 4 or the roller blind 20 so that is ensured that the completely from the winding shaft 22 withdrawn roller blind 20 not the access opening to the rear of the motor vehicle with the tailgate fully open 11 with special needs.

1

motor vehicle

2

window blind

3

guide means (Guide channel, guide rail)

4

push rod

5

actuating means (Traction means, flexible band)

6

guide means (Cassette)

7

Locking device

8th

Tee

9

redirection

11

tailgate

12

windowpane

13

Motor vehicle roof

14

linkage the tailgate

20

blind web

21

Rollo cassette

22

winding shaft

30

rail floor

31

longitudinal slot

32 33

leg

40

Abstützlaschen

41

opening

42

support

44

hook

50

adhesives (Velor surface)

51

opening

52

burl

53

lock washer

60

casing

61, 62

deflections

63 64

opening

65

grip

66

Inner wall surface

67

supporting web

70

velvet coating

71

barbs

80

handle

81

longitudinal leg

82

transverse leg

91

attachment section

92

Length compensation spring

95

attachment

96

lifting hoops (Rear handle)

910

adhesive pad

911

barbs

QUOTES INCLUDE IN THE DESCRIPTION

This list The documents listed by the applicant have been automated generated and is solely for better information recorded by the reader. The list is not part of the German Patent or utility model application. The DPMA takes over no liability for any errors or omissions.

Cited patent literature

• US 2002/0046497 A1 [0005, 0005]
• - DE 10361414 A1 [0005, 0005]
• - EP 1123824 A2 [0007]

Claims (23)

Device for adjusting the shade of a window blinds for motor vehicles with a winding shaft which is connected to a first portion of the peripheral edge of the blind sheet and on which the blind sheet is wound, and a power transmission means, with a first portion opposite to the second portion of the peripheral edge the roller blind and is connected to an actuating device for removing the roller blind from the winding shaft, characterized in that the force transmission means of a flexible tension rod ( 4 ), the roller blind ( 20 ) against the action of a return device from the winding shaft ( 22 ) of the window blinds ( 2 ) and in an elongated, in the withdrawal direction of the roller blind ( 20 ) ( 3 . 6 ), by means of a manual actuator ( 5 . 8th ) in and against the withdrawal direction of the roller blind ( 20 ) adjustable and by means of a locking device ( 7 . 50 . 91 . 911 ) in a desired position of the roller blind ( 20 ) and for adjusting the roller blind ( 20 ) is solvable. Device according to claim 1, characterized in that the locking device ( 7 . 50 . 91 . 911 ) the power transmission means ( 4 ) positively or positively with the guide device ( 3 . 6 ) connects. Apparatus according to claim 1 or 2, characterized in that the guide device ( 3 . 6 ) from a guide channel with a vehicle interior directed longitudinal slot ( 31 ), a preferably C-shaped guide rail or an elongated cassette ( 6 ) consists with an access opening directed to the vehicle interior. Device according to at least one of the preceding claims, characterized in that the guide device ( 3 . 6 ) with the motor vehicle roof ( 13 ) and preferably in the longitudinal direction (X-axis) of the motor vehicle roof ( 13 ) is aligned. Device according to at least one of the preceding claims, characterized in that the actuating device ( 5 . 8th ) from one with the power transmission means ( 4 ) and in the management body ( 3 . 6 ) guided actuating means for detecting the power transmission means ( 4 ) positively or positively with the guide device ( 3 . 6 ) is connectable or the power transmission means ( 4 ) positively or positively with the guide device ( 3 . 6 ) connects. Device according to at least one of the preceding claims, characterized in that the locking device ( 7 . 50 . 91 . 911 ) consists of a kind of Velcro fastener, a magnetic connection or the like formed adhesive whose interconnectable adhesive elements with the guide device ( 3 . 6 ) on the one hand and the power transmission means ( 4 ) or the actuating means ( 5 . 8th On the other hand connected and for adjusting the power transmission means ( 4 ) and for detecting the power transmission means ( 4 ) are interconnected. Device according to claim 5, characterized in that in a locking device designed in the manner of a hook-and-loop fastener ( 7 . 50 . 91 . 911 ) the management facility ( 3 . 6 ) on the one hand and the power transmission means ( 4 ) or with the power transmission means ( 4 ) associated actuating means ( 5 . 8th ) on the other hand the barbs ( 71 . 911 ) or loops of the Velcro fastener. Device according to at least one of the preceding claims 1 to 4, characterized in that the locking device ( 7 ) from a locking device with in the guide device ( 3 . 6 ) arranged locking elements and with the power transmission means ( 4 ) or with the actuating means ( 5 . 8th ) connected counter-locking elements consists. Device according to at least one of the preceding claims 1 to 4, characterized in that the locking device ( 7 ) of a clamping device with a with the actuating means ( 5 . 8th ) connected clamping element, which with the guide device ( 3 . 6 ) is wedgable. Device according to at least one of the preceding claims, characterized in that the actuating means ( 5 . 8th ) with the locking device ( 7 ) and with the power transmission means ( 4 ) is connected and guided in the interior of the motor vehicle handle ( 80 ) having. Apparatus according to claim 9, characterized in that the actuating means from a substantially perpendicular to the orientation of the guide device ( 3 . 6 ) adjustable tee ( 8th ) whose transverse leg ( 82 ) with the power transmission means ( 4 ) or in engagement with a traction device ( 5 ) can be brought and its longitudinal legs ( 81 ) through the slot ( 31 ) or the opening of the guide device ( 3 . 6 ) protrudes into the interior of the motor vehicle. Device according to at least one of the preceding claims, characterized in that the actuating means in the guide device ( 3 . 6 ) arranged traction means ( 5 ), directly through, through the slot (FIG. 31 ) of the management facility ( 3 ) guided in the interior of the motor vehicle handle ( 80 ) or about the Zu opening of the management facility ( 6 ) is operable. Apparatus according to claim 11, characterized in that the traction means of a flexible band ( 5 ), which forms a closed loop and deflections ( 61 . 62 ) in the management facility ( 6 ) is guided in such a way that by moving the flexible band ( 5 ) the flexible tension rod ( 4 ) in different adjustment positions of the roller blind ( 20 ) is movable. Device according to at least one of the preceding claims, characterized in that in a locking device designed as a hook and loop fastener the traction means ( 5 ) formed as Velcro or velor band or the transverse leg of the tee ( 8th ) with a velcro or velor surface ( 50 ) and a fixing section ( 71 ) of the management facility ( 3 . 6 ) is covered with a mushroom or hook tape. Device according to one of the preceding claims 11 to 14, characterized in that the motor vehicle roof ( 13 ) facing the top of the cassette ( 60 ) formed guide means an opening ( 63 ) for inserting the fastening section ( 91 ) and that one preferably as in relation to the traction means ( 5 ) convex curved leaf spring formed length compensation spring ( 92 ) in the opening ( 63 ) can be used. Device according to at least one of the preceding claims, characterized in that the ends of the band forming a closed loop of the traction means ( 5 ) and that of the connection of the tension rod ( 4 ) with the roller blind ( 20 ) opposite end of the tie rod ( 4 ) via a plug connection ( 51 . 52 . 53 ) are interconnected. Apparatus according to claim 16, characterized by the side of the plug connection ( 51 . 52 . 53 ) on the tension rod ( 4 ) arranged on the inner wall of the cassette ( 6 ) adjoining support tabs ( 40 ). Device according to at least one of the preceding claims, characterized in that in the region of the one end of the guide device ( 3 . 6 ) a roller blind ( 20 ) receiving, substantially transversely to the longitudinal extent of the Zugmittelhalters ( 6 ) aligned roller blind cassette ( 21 ) is arranged. Apparatus according to claim 18, characterized in that the roller blind cassette ( 21 ) near the linkage ( 14 ) a tailgate ( 11 ) of the motor vehicle ( 1 ) and parallel to the linkage ( 14 ) of the tailgate ( 11 ) is aligned. Device according to at least one of the preceding claims, characterized by a rotatably mounted winding shaft ( 22 ) for winding up the Rollobehangs ( 20 ), which is connected to a spring drive, the winding shaft ( 22 ) in the winding sense of the Rollobehangs ( 20 ). Device according to at least one of the preceding claims, characterized in that that of the connection of the tension rod ( 4 ) with the traction means ( 5 ) opposite end of the tie rod ( 4 ) in the direction of the window pane ( 12 ) is biased. Device according to at least one of the preceding claims, characterized by a catch hook mechanism ( 44 . 95 . 96 ) with one with the end of the tie rod ( 4 ) or at the end of the tension rod ( 4 ) trained fishing hooks ( 44 ) and a safety catch ( 96 ), which at the of the winding shaft ( 22 ) and / or the roller blind cassette ( 21 ) is arranged window edge, wherein the catch hook ( 44 ) and the catch ( 96 ) substantially by the Rollobehang ( 20 ) covered window pane ( 12 ) are engaged. Device according to at least one of the preceding claims, characterized in that the slot ( 31 ) or the opening of the guide device ( 3 . 6 ) Is coverable by an elastic lip, fabric or spring-loaded flap.