DE102008062085A1 - Seat i.e. bench, retaining device for motor vehicle, has stopper device defining limited adjusting area, where referred positions in seat are pre-selected by end positions, provided for locking device, in limited adjusting area - Google Patents

Abstract

The device has a seat rail (4) connected with a vehicle, and a locking device connected with the seat. The locking device is brought in effective connection with the seat rail over an entire adjusting area at multiple positions lying in a longitudinal direction towards the vehicle. The seat rail has an adjustable stopper device comprising a movable stopper (1). A limited adjusting area from the entire adjusting area is defined by the adjustable stopper device, where referred positions in a seat are pre-selected by end positions, provided for the locking device, in the limited adjusting area.

Description

The The invention relates to a device for receiving a seat in a vehicle, with the mentioned in the preamble of claim 1 Features.

by virtue of the different body measurements of persons It makes sense to seats in vehicles with an adjustment device equip, for example, the seats in the longitudinal direction Adjust and adjust the seating position so the length of the legs of the seated on the seat Person to adapt.

Known are devices for receiving a seat in vehicles, at those fixed to the vehicle, arranged longitudinally in the vehicle interior Seat rails accommodate a seat frame firmly connected to the seat. The seat frame comprises a locking device, which makes it possible the vehicle seat at different longitudinal positions force and / or form-fitting to connect with the vehicle. The seat adjustment can - for example by means of a jaw mechanism - continuous (stepless) along the seat rail possible be; but usually there are a number of defined positions in Longitudinally where the seat lock is only possible.

there are essentially two different types of adjusting devices known, manually operated and electric motor operated adjusting devices.

at manually operated seat length adjusters Can usually with the operation a handle element a lock be solved, whereupon the seat in its longitudinal position for the Duration of operation for manual movement in the longitudinal direction of the Vehicle is released. Upon completion of the operation acts the lock then at a nearest potential Position. The possible positions arise mostly from longitudinal arranged in the seat rail intervention options for the lock.

at electrically operated seat-length adjusters becomes the seat by means of an electric motor during the operation a corresponding button in its longitudinal direction. After completion the operation the seat remains by a self-locking in the adjustment in the set position.

Electromotive adjustable seat length adjusters Alternatively, they already offer a so-called memory function. When dialing This function automatically places the seat in a reserved position Position.

electrical Seat adjustments are opposite manually adjustable devices but significantly more expensive and heavier.

Of the The invention is therefore based on the object to provide a device with the manual seat length adjusters certain positions can be reserved, which are then easy and are quickly adjustable.

Is solved This object with a device with the mentioned in claim 1 Features.

The inventive device for receiving a seat in a vehicle comprises at least one stationary rail connected to the vehicle and one with the Seat fixedly connected locking device, wherein the locking device via a entire adjustment range on several in a straight line, in the longitudinal direction lying to the vehicle positions with the at least one seat rail can be brought into operative connection and the seat rail an adjustable Having stop device, wherein with the adjustable stop device a restricted one Adjustment range from the entire adjustment is definable and by yourself for the locking device resulting end positions in the restricted adjustment preferred positions preselected are.

In order to it is advantageously possible with manually operable Seat adjusters a specific front and a specific rear Preselecting the final position when adjusting the seat in the longitudinal direction of the vehicle. These preselected Positions are when moving the seat by striking the seat frame to elements of the adjustable stop device then very easy to locate and set. For example a motor vehicle alternately by two people of different sizes Used very easily between the front end position for the smaller Driver and the rear end position for the larger driver to be changed. The complicated Looking for the right length adjustment from the multitude of possibilities deleted there. This saves time before the start of the journey and wrong Settings that are then during the drive can cause discomfort to the driver are avoided. The device according to the invention can be used with both a (less frequent) continuously variable seat-length adjustment mechanism be used as well as in a (frequently encountered) Sitzlängsverstellmechanismus, the one seat lock only in defined, in the longitudinal direction allowed to the vehicle lying positions.

In a preferred embodiment of the invention, it is provided that the adjustable stop device has a displaceable stop and the displaceable stop comprises a spring element and a locking pin firmly connected to the spring element, the locking pin is positively connected to the seat rail in the longitudinal direction of the seat rail, the positive connection by lifting the spring element from a starting position into an unlocking position against a spring force of the spring element by means of a Release lever is releasable, wherein during the lifting of the spring element in the unlocking position of the displaceable stop on the seat rail is movable in the longitudinal direction.

hereby is advantageously achieved that by the spring element of sliding stop automatically locked in the seat rail, but this lock by means of a easy movement is solvable. This element of the stop device is thus displaceable the seat rail stored. This gives the conditions for a simple and uncomplicated handling of this sliding stop. The release lever can be assigned to the seat or the locking device of the seat be.

In Another preferred embodiment of the invention is provided, that the displaceable stop has a sheet metal tab which, during the Lifting the release lever from a recess in the release lever is graspable.

hereby is advantageously achieved that the movable stop from the release lever to move to a new position. Since the sear only when lifting behind the metal tab grips, the release lever must not all the time be connected to the adjustable stop.

In Another preferred embodiment of the invention is provided, that the release lever over a Mechanics with an actuator of the Arresting device of the seat is operatively connected, wherein the activity of the actuating element of Locking device in at least a first stage and a second Stage feasible is, wherein in the first stage of the release lever in a first raised Position can be brought and in the second stage of the release lever can be brought into a second raised position, wherein in the first Level alone the seat is adjustable and in the second stage the seat is adjustable together with the adjustable stop.

hereby is advantageously achieved that the adjustable stop with the same actuator can be operated, which is also operated in a seat adjustment. An additional one Lever or handle can be saved. By means of at least two Levels of moving the seat do not always have to be moving condition the adjustable stop.

In Another preferred embodiment of the invention is provided, that the release lever over a Mechanism with an arranged on one side of the seat actuator is in active connection.

hereby is advantageously achieved that a simpler mechanism to operate the release lever can be used, what the cost as opposed to more elaborate coupled mechanisms decreased.

In Another preferred embodiment of the invention is provided, that the adjustable stop device a clampable stop with an inner half and one on a connection axis with the inner half against a force pivotally connected outer half, wherein the inner half a stop surface and a rigid hook and the outer surface has a pivoting hook comprising, wherein by means of the rigid hook and the pivotable hook a positive Connection to the seat rail can be generated.

hereby is advantageously achieved that the clampable stop is directly operable. He is reversible. There is no mechanism necessary to clamp Combination stop with Sitzverstelleinrichtungen to combine. This relative simply constructed variant is a cheaper alternative to the displaceable Attack. He can also be retrofitted in a vehicle locked and used. By the relative simple construction is a component as well as front as well to use as a rear stop. The installation of the clampable stop can by the force caused by the clamping action without tools respectively.

Further is provided in a preferred embodiment of the invention that the adjustable stopper a screwed stop with a screw thread, spreader pins, a counter hook and a stop surface having, by means of the expansion pins and the counter hook a positive connection to the seat rail by screwing a screw into the screw thread can be generated.

This advantageously achieves that the screwable stop can be reversed. There is no mechanism required to combine the screwable stop with Sitzverstelleinrichtungen. This variant, which can be manufactured in one piece, is another more cost-effective alternative to the displaceable stop. The screwable stop can also be subsequently locked in a vehicle and used. He is by his form as well how to use the clampable stopper both as front and rear stop. The installation of the screwable stop can be done simply by screwing in a commercially available grub screw.

In Another preferred embodiment of the invention is provided, that the seat rail has a modified profile, wherein the modified profile laterally over a base area of the seat protrudes.

hereby is advantageously achieved that the replaceable attacks, ie the clampable and screwable stop, lighter on the seat rail can be positioned and mounted.

Further is provided in a preferred embodiment of the invention that the seat is designed as a bank is. This advantageously ensures that the device is not only for longitudinal adjustable individual seats can be applied. So can too with benches positions favored in a rear row of the vehicle selected become.

Further preferred embodiments of the invention will become apparent from the others, in the subclaims mentioned features.

The Invention will be described below in embodiments with reference to FIG associated Drawings explained. Show it:

1a a sliding stop according to the invention in the side view;

1b the same invention movable stop in isometric view;

2 a seat rail according to the invention with adjustable stop device;

3 a clampable stop according to the invention and

4 a screwable stop according to the invention.

In the 1a and the 1b is a sliding stop according to the invention 1 shown; in the 3 a clampable stop 2 and in 4 a screwable stop 3 ,

The adjustable stop device is on a seat rail 4 positioned, as well as a seat frame 12 a seat. The seat frame 12 is firmly connected to the seat. If the seat is to be moved to another longitudinal position, the seat frame is 12 on the seat rail 4 to move. By hitting the seat frame 12 on a stop surface 9 . 9 ' . 9 '' one of the elements of the adjustable stop device is the seat frame 12 and thus the seat is prevented from moving beyond a certain position. In view with the 1a . 3 and 4 Thus, a further shift to the left is not possible. An element of the adjustable stop device for limiting in the opposite direction is a mirror image of the elements shown in the 1 . 3 and 4 built up.

The elements of the adjustable stop device are at different, arranged in a straight line in the longitudinal direction points on the seat rail 4 positionable. With a single or two mirror-image elements of the adjustable stop device on a seat rail 4 can thus be from an entire adjustment range 17 a restricted adjustment range 18 , compare 2 , are defined, with end positions in the restricted adjustment range 18 Marked positions in a longitudinal adjustment of the seat.

The in 1a and 1b shown inventive movable stop 1 is on a seat rail 4 stored. The seat rail 4 has several longitudinally arranged recesses 6 on. Through one in a recess 6 the seat rail 4 protruding locking pin 8th is the sliding stop 1 in the longitudinal direction of the seat rail 4 positively connected with this. By means of a spring force of the spring element 7 is the with the spring element 7 firmly connected locking pin 8th in an initial position of the spring element 7 held in the positive connection. To release the positive connection is the spring element 7 against the spring force in an unlocked position 7 ' to move. The storage of the sliding stop 1 on the seat rail 4 then has a degree of freedom and is along the longitudinal axis of the seat rail 4 displaceable.

• – eine Grundstellung 13, in der der Auslösehebel 11 bei Nichtbetätigung verharrt.
• – eine erste angehobene Stellung 14, in die der mit der Sitzverstelleinrichtung in Wirkverbindung stehende Auslösehebel 11 durch eine Betätigung der Sitzverstelleinrichtung gebracht wird, so dass es möglich ist, den Sitz in seiner Längsposition zu verstellen, und gegen die Anschlagsfläche 9 des verschiebbaren Anschlags 1 zu bewegen, ohne den verschiebbaren Anschlag 1 in seiner Position zu verändern, da dessen Federelement 7 sich weiter in seiner Ausgangsposition befindet.
• – eine zweite angehobene Stellung 15, in die der mit der Sitzverstelleinrichtung in Wirkverbindung stehende Auslösehebel 11 durch eine Betätigung der Sitzverstelleinrichtung gebracht wird, so dass es möglich ist, nicht nur den Sitz in seiner Längsposition zu verstellen, sondern mit ihm zusammen auch den verschiebbaren Anschlag 1 umzupositionieren, da nun das Federelement 7 aus seiner Ausgangsposition in die Entriegelungsposition 7' gebracht wurde.

Raised is the spring element 7 with the help of a release lever 11 , This release lever 11 is assigned to the seat or a seat adjustment device. In this case, the release lever 11 be operatively connected by a mechanism, not shown, with the seat adjustment, or be operated by a separate actuator also not shown. In 1a are three possible positions of the release lever 11 displayed:

• - a basic position 13 in which the release lever 11 when not operated persists.
• A first raised position 14 , in which the release lever operatively connected to the seat adjustment device 11 is brought by an actuation of the seat adjustment, so that it is possible to adjust the seat in its longitudinal position, and against the stop surface 9 of the sliding stop 1 to move without the sliding stop 1 to change in position, as its spring element 7 is still in its starting position.
• - a second raised position 15 , in which the release lever operatively connected to the seat adjustment device 11 is brought by an operation of the seat adjustment, so that it is possible not only to adjust the seat in its longitudinal position, but together with him also the sliding stop 1 reposition, because now the spring element 7 from its initial position to the unlocked position 7 ' was brought.

If an adjustment of the movable stop 1 to 1a and 1b are made, therefore, first the seat with his seat frame 12 against the stop surface 9 of the sliding stop 1 to put - where the release lever 11 in the first raised position 14 located - then the trigger 11 in the second raised position 15 to bring and then the sliding stop 1 at its stop surface 9 from the seat frame 12 to push. Thus, the displacement is also possible in the opposite direction, the sliding stop 1 so can be pulled, is the release lever 11 with a recess 16 provided when lifting the release lever 11 behind a tin plate 10 attacks. The stationary to the seat arranged release lever 11 then pulls the sliding stop 1 when moving the seat with.

2 shows a modified profile of the seat rail 5 , compared to the conventional seat rail 4 protrudes laterally beyond a base of the seat. On the seat rail with modified profile 5 Two elements of the adjustable stop device are outlined, which has a limited adjustment 18 from an entire adjustment range 17 define. These elements can be locked at several in the longitudinal direction of the seat rail with a modified profile 5 arranged recesses 28 , These recesses can 28 either only a locking of the elements of the adjustable stop device or at the same time a locking of the seat frame itself, so the seat serve. On the elements of the adjustable stop device of the longitudinally to be moved seat by suitable stop means 19 brought to a stop. In 2 is the sling 19 for example, designed as a bolt.

3 forms as an element of the adjustable stop device a clampable stop according to the invention 2 from. Preferably, it is designed as a sheet metal part. This clampable stop 2 consists of two in one connection axis 22 pivotally interconnected parts, an inner half 20 and an outer half 21 , The pictured position of the two halves 20 . 21 each other represents the locked position. This is from the two halves 20 . 21 automatically taken by the action of a corresponding force. To lock in a provided with recesses seat rail both halves 20 . 21 at the bottom of a hook-like shape. With these rigid hooks 23 and swiveling hooks 24 is created with the seat rail a positive connection. To release this connection, the outer half 21 in the upper area against the force acting in the direction of the inner half 20 to be moved. Closing in the upper area opens the lower area. The swiveling hook 24 increases its distance to the rigid hook 23 , The clampable stop 2 so can be solved by the seat rail.

Shown is also a stop surface 9 ' on the inner half 20 , At this stop surface 9 ' meets a suitable, with the seat or the seat frame firmly connected stop means 19 , For example, a bolt when moving the seat against the connected to the seat rail clampable stop 2 on.

4 shows as an element of the adjustable stop device according to the invention a screwable stop 3 , Preferably, it can be designed as a plastic part of one piece. This features a screw thread 26 , Spreading pins 27 , a counter hook 25 and a stop surface 9 '' , By means of the spreading pins 27 and the counter-hook 25 becomes the screwable stop 3 positively connected to a seat rail by the counter hook 25 and the spreading pins 27 in each case a recess of the seat rail and the spreading pins 27 by screwing a screw into the screw thread 26 be pressed apart.

At the stop surface 9 '' of the screwable stop 3 meets a suitable, with the seat or the seat frame firmly connected stop means 19 , For example, a bolt when moving the seat against the screw connected to the seat rail stop 3 on.

1

shiftable attack

2

clampable attack

3

screwable attack

4

seat rail

5

modified Profile of the seat rail

6

recesses in seat rail

7

spring element

7 '

unlocked of the spring element

8th

locking pin

9

Stop surface too 1

9 '

Stop surface too 2

9 ''

Stop surface too 3

10

sheet tab

11

sear

12

seat frame

13

initial position

14

first raised position

15

second raised position

16

recess in the release lever

17

whole adjustment

18

limited adjustment range

19

slings

20

inner half

21

outer half

22

connecting axis

23

rigid hook

24

swiveling hook

25

counter hook

26

screw thread

27

expanding pins

28

recesses in modified profile

Claims (9)

Device for receiving a seat in a vehicle, having at least one seat rail (7) fixed to the vehicle ( 4 ) and a fixedly connected to the seat locking device, wherein the locking device via an adjustment ( 17 ) at a plurality of longitudinally to the vehicle lying positions with the at least one seat rail ( 4 ) can be brought into operative connection, characterized in that the seat rail ( 4 ) has an adjustable stop device, wherein with the adjustable stop device a limited adjustment range ( 18 ) from the entire adjustment range ( 17 ) and can be defined by end positions for the locking device in the restricted adjustment range ( 17 ) preferred positions are preselected. Apparatus according to claim 1, characterized in that the adjustable stop device comprises a displaceable stop ( 1 ) and the displaceable stop ( 1 ) a spring element ( 7 ) and one with the spring element ( 7 ) firmly connected locking pin ( 8th ), the locking pin ( 8th ) with the seat rail ( 4 ) positively in the longitudinal direction of the seat rail ( 4 ), the positive connection by lifting the spring element ( 7 ) from a starting position into an unlocking position ( 7 ' ) against a spring force of the spring element ( 7 ) by means of a release lever ( 11 ) is releasable, wherein during the lifting of the spring element ( 7 ) in the unlocking position ( 7 ' ) the displaceable stop ( 1 ) on the seat rail ( 4 ) is movable in the longitudinal direction. Apparatus according to claim 2, characterized in that the displaceable stop ( 1 ) a sheet metal tab ( 10 ), which when lifting the release lever ( 11 ) of a recess in the release lever ( 16 ) is graspable. Apparatus according to claim 3, characterized in that the release lever ( 11 ) is operatively connected via a mechanism with an actuating element of the locking device of the seat, wherein the actuation of the actuating element of the locking device in at least a first stage and a second stage is feasible, wherein in the first stage of the release lever ( 11 ) in a first raised position ( 14 ) and in the second stage the release lever ( 11 ) in a second raised position ( 15 ), wherein in the first stage only the seat is adjustable and in the second stage of the seat together with the displaceable stop ( 1 ) is adjustable. Apparatus according to claim 3, characterized in that the release lever ( 11 ) Is operatively connected via a mechanism with a arranged on one side of the seat actuator. Apparatus according to claim 1, characterized in that the adjustable stop device a clampable stop ( 2 ) with an inner half ( 20 ) and one at a connection axis ( 22 ) with the inner half ( 20 ) against a force pivotally connected outer half ( 21 ), wherein the inner half ( 20 ) a stop surface ( 9 ' ) and a rigid hook ( 23 ) and the outer surface ( 21 ) a pivoting hook ( 24 ), wherein by means of the rigid hook ( 23 ) and the pivotable hook ( 24 ) a positive connection to the seat rail ( 4 ) is producible. Device according to claim 1, characterized in that the adjustable stop device comprises a screwable stop ( 3 ) with a screw thread ( 26 ), Expanding pins ( 27 ), a counter hook ( 25 ) and a stop surface ( 9 '' ), wherein by means of the expansion pins ( 27 ) and the counter-hook ( 25 ) a positive connection to the seat rail ( 4 ) by screwing a screw into the screw thread ( 26 ) is producible. Device according to one of claims 1 to 6, characterized in that the seat rail ( 4 ) a modified profile ( 5 ), wherein the modified profile ( 5 ) extends laterally beyond a base of the seat. Device according to one of claims 1 to 7, characterized that the seat runs as a bank is.