DE10258245A1 - Child safety device for automobile provided by side restraint folded out from stowed position into working position limiting sidewards movement of child - Google Patents

Abstract

The child safety device (1) has at least one side restraint (7) folded out from a stowed position, in which it is housed in the seat squab or backrest of an automobile passenger seat (2), into a working position in which it limits the sidewards movement of a child seated in the passenger seat.

Description

The invention relates to a safety device, especially to protect children in a motor vehicle the preamble of claim 1.

From the DE 44 36 139 C1 A passenger seat with side impact protection in motor vehicles is known which has an inflatable side airbag which is integrated into the passenger seat on at least one side of the passenger seat and emerges from the seat contour when triggered and thereby bridges the space between the seat surface and the backrest laterally. The side airbag is designed as a tube that is shortened in its longitudinal extent due to the increase in diameter associated with the inflation, which in its installed position is attached with one end in the front region of the seat surface and with its other end in the upper region of the backrest. Such a hose can also be arranged on both sides of the passenger seat.For a length compensation that may be required in the case of different backrest inclinations, a connection point of the airbag hose which is movably arranged in a longitudinal guide is provided in the region of the seat surface, so that the connection point when the airbag hose is inflated as a function of the position the backrest to the seat can change its position according to the maximum length of the inflated tube. An airbag tube that is shorter in length when inflated is also a side protection airbag in front of a window area of a vehicle door US 5,322,322 known. A special side protection for children is not provided here.

Next is from the DE 44 18 028 A1 a child restraint system is known with a shell which at least partially accommodates the child and which is associated with a game table preventing an accident-related shifting of the child. The child restraint system also includes an inflatable airbag, the seat shell being designed as a carrier body for the airbag.

From the DE 195 34 126 C1 a child car seat with seat belts and an airbag is known. In order to increase safety protection and to enable a widened application, the inflator consists of a filled gas bottle or cartridge, which opens into the airbag and is provided with a valve. The child car seat is equipped with an additional seat belt, which connects at its rear end to a slidably mounted and spring-loaded limit force lock, which is non-positively connected to the valve, which is opened when a tensile force on the seat belt exceeds the spring force.

Next is from the DE 198 00 261 A1 an airbag for child seats is known, wherein at least one weight sensor is provided on the child seat in order to detect a child in the child seat, so that, in the event of an accident, the airbag can be triggered via a vibration switch provided in the child seat.

A mobile child car seat with an integrated airbag is also out of the DE 195 45 245 A1 known.

In connection with a child seat for a motor vehicle, it is from the DE 199 18 517 C1 known to bring up tab-like support surfaces on a headrest, which can be pivoted automatically and / or by means of a remote control device into a position of use in front of the head in the event of an accident. In particular, this is to prevent an undesired forward displacement of the head in the event of an accident or while sleeping.

The object of the invention is a Safety device, especially to protect children in one Motor vehicle to create the risk of impairment especially by children in the event of a side impact.

This task is solved with the Features of claim 1.

According to claim 1, the security device at least one retention compartment as side pockets on, which folded in the non-activated basic state on one Vehicle component is stowed and the fan-like when activated can be opened as a side support next to a sitting position.

With such a side fan improved occupant protection for children, especially possible in the area of the head. In addition, it can also achieve better lateral support. Such a side fan can be easily folded out of the backrest. Depending on the area of application can only the head and / or the thorax and / or pelvic area are covered. The side fan is can be used in conjunction with integrated child seats as well as so-called add-on child seats, if enough on the side Space is available.

The side compartment can be arranged in relation to the seating position on or in the side seat back area of a backrest and / or on or in the side seat area of a seat part. The term seat back expressly includes the headrest, which may also be selected as an attachment location, e.g. B. in connection with a side fan to shield the head. Particularly preferably, the side compartment extends essentially in the longitudinal direction of the backrest and / or the seat part, depending on the attachment location, in the non-activated basic state. The choice of location is chosen depending on the shielding requirements. Thus, a side compartment, which is arranged in the area of the seat part, can mainly be used to cover the pelvis and / or thorax area rend a side compartments arranged in the backrest area is preferably used to shield the head and / or thorax area. Basically, however, there is also the possibility of the or the side compartments in the z. B. Arrange vehicle door.

According to a preferred concrete Design has the side compartments a first stationary fan leg and a second fan leg pivotable relative thereto on, in such a way that the second fan leg is fixed around one first fan leg trained also fixed pivot point is pivotable, wherein between the two fan legs a collapsible shielding element, preferably a cloth and / or a fabric or mesh that is held open of the side fan between the fan legs is excited. The stationary first fan leg can also pass through the location should be designed as such, d. H. for example through the backrest or the seat part.

For a simple and preferred adjustment of the side compartment different circumstances, such as different big children, is the side fan capable of being changed, being preferably the pivot point of the side fan can be changed. This is easily possible for optimal lateral support, especially for side impact conditions to achieve.

One side compartment is preferred arranged on both sides of a seating position, which is preferably also can be activated together, so that according to a further preferred Design for this the two opposite side pockets clamp a shielding element between them even when activated can, one head area of the one sitting between the two side compartments Shields the child from above and at least in the area in front of the child shields the head area, d. H. down for example can extend into the thoracic area.

The shielding element is always with one end fixed and another end to the foldable fan legs of the side fan established. The shielding element can also preferably be by a net and / or cloth and / or fabric can be formed.

To keep the side fan in its activated retention or to hold and / or fix the side stop position can be appropriate Fixing means such as B. latches or the like is provided his.

According to claim 12 can additionally or alternatively to at least one side compartment as a side protection device at least one airbag tube that is shorter in length when inflated and / or at least one or multi-chamber airbag and / or at least a padded belt can be provided in the non-activated Basic state is stowed in a vehicle component and that in the activated Condition as side support arranged next to a sitting position is. With such a structure, a particularly advantageous one Side protection, especially in the event of a side impact, achieves what especially in connection with children in the back seat is of considerable advantage. Furthermore, such a structure can be special preferably also in connection with integrated or additionally applicable separate child seats are used and good restraint and support in the event of an accident.

According to a first embodiment the side protection device for this is in the non-activated basic state in the vehicle side area, preferably in the vehicle door area integrated. It is further preferably provided that at least one Side protection device is provided on both sides of a sitting position is, the protective device facing away from the vehicle side region then in the non-activated basic state in the area of the vehicle seat and / or a central tunnel is stowed.

According to a specific design the protective device extends approximately in the activated state aslant sideways next to a sitting position in the vehicle forward direction declining, to shield the head area on the activated protective device additionally a head shield device is expandable or inflatable, the protrudes from the protective device when activated.

The side protection device is preferred formed by an airbag that is shorter in length when inflated, the in the activated state between a first connection point, the roughly at the height a middle to upper backrest area is arranged, and a second connection point, which is approximately on Height of one from the backrest spaced middle to front seat portion is, extends. An airbag hose of this type has an activated effect Condition a particularly advantageous restraint and support as Lateral support for Vehicle occupants, especially for Children. Here, too, the airbag hose can be activated an airbag bladder shielding the head region, so that overall an advantageous head and thorax and pelvic protection with such a side protection device can be realized.

According to a particularly preferred further development, a second airbag tube that is shorter in length when inflated is provided, which is connected on the one hand in the region of the second connection point of the first airbag hose and whose second connection point lies above the first connection point of the first airbag hose and is forwardly opposite it in the vehicle forward direction is offset. This ensures that the two airbag sleeves form approximately a V-shape when activated. According to an alternative embodiment, a second airbag tube that is shorter in length when inflated is also provided, which is connected on the one hand in the region of the first connection point of the first airbag hose and whose second connection point lies above the first connection point of the first airbag hose and is forwardly opposite it in the vehicle forward direction is offset. Here, too, it is again achieved that the two airbag hoses form approximately a V-shape in the activated state, in the latter case the two airbag hoses preferably in the activated state forming a V-shape twisted clockwise by approximately 90 ° and the free V- Point the leg ends towards the front of the vehicle. Such a structure with two airbag tubes allows a particularly preferred and advantageous lateral support for a child in the event of an accident, since essentially the entire side area of the child can be covered thereby. Due to the tight connection between the connection points, the airbag hose can also bring about an advantageous energy absorption in the event of an impact.

The can particularly preferably two airbag hoses in the activated state between her two V-legs a cloth and / or a net or the like as an additional Lateral support measure span.

In both embodiments, the top V-leg essentially an area of the head when activated and the lower V-leg essentially a thorax and / or pelvic area shield.

See another variant of the invention before that the airbag hose in normal driving as permanent side support is inflated, in which case preferably the first connection point is coupled by means of a crash-active displacement device. Such a connection to a crash-active relocation device, which is preferably activated by a pyrotechnically activated cylinder-piston unit is formed, enables that the first connection point in the event of a sensed accident preferably along a C-pillar is displaceable upwards towards the vehicle roof, so that the Airbag hose opposite the position rises more steeply during normal driving. This is supposed to an advantageous lateral hold can be achieved in normal driving, with the slightly lower positioning of the airbag tube is achieved that this does not limit the seating comfort, however nevertheless offers a certain lateral support. In the event of an accident however then the upper connection point z. B. along a C-pillar shifted above, so that optimal side coverage, preferably also of the head area possible becomes.

According to a further embodiment is provided according to claim 24 that the side protection device formed by an airbag tube that is shorter in length when inflated is in the activated state between a first connection point, the roughly at the height a lower to middle backrest area is arranged, and a second connection point, which is approximately on roof height lies as well as opposite the first connection point is offset in the vehicle forward direction. Such an airbag hose can also, according to a particularly preferred refinement stretch a cloth and / or net or the like when activated. Overall, also with such a side protection device achieved a particularly advantageous side protection, the airbag hose essentially shield the upper thorax and mainly the head area should while in connection with a cloth and / or mesh this then the lower thoracic and / or shield the pelvic area.

The side protection device can also formed by an airbag tube that is shorter in length when inflated be in the activated state approximately vertically between extends a floor-side and a roof-side connection point.

All are particularly preferred embodiments the side protection device provided that this in a sensed Side impact can be converted into the functional position. For example take place in that the airbag hose or the airbag hoses in the activated state by inflation by means of at least one or multi-stage gas generator from the stowed position behind one Trim part in the vehicle side area or also in the seat area unfold. On the other hand, in the event that already in an inflated airbag tube is provided during normal driving is, this then in the for an accident-optimized restraint position be transferred as a functional position.

In each case, preference is also given to at least one protective device on each side of the sitting position provided, the protective device facing away from the vehicle side region in the non-activated state in the area of the vehicle seat and / or of a middle tunnel is stowed.

According to a further alternative embodiment, at least one airbag tube that is shorter in length when inflated can be provided as a protective device on both sides of the seat position or the child seat, wherein the protective device can furthermore have a lap belt that is at least partially inflatable and / or made of at least one airbag is inflatable. With such a structure, a particularly preferred restraint and a particularly preferred side protection of a child in the event of an accident in the vehicle is possible, since the side airbag tubes represent the soft side impact protection during loading back belt is an advantageous support for forward movements.

The airbag hoses can not activated basic state at least partially in the seating area run, preferably from the seat back to the seat cross member or Sills or center tunnel run.

Basically, the side airbag hoses can be used only be inflated using gas generators in the event of a crash. alternative the airbag hoses however, already be inflated during normal driving, the Pressure in the airbag tubes then monitored using a pressure sensor can be, so that at a pressure value below a predetermined Blowing pressure is feasible. It is on it ensure that seating comfort is not restricted in normal driving. Such surveillance by means of a pressure sensor can also be used in conjunction with of the embodiment claimed in claim 22 may be provided.

The airbag hoses are preferred with a first connection point to an upper backrest area and with a second connection point at a front part of the seat facing away from the backrest tethered. This results in very good ones in the event of an accident Abstützverhältnisse.

The airbag hoses can at least continue an additional Have head protection chamber, which is inflated from the airbag tube sticking out and covering a head area. This will make it even better Cover and shield for possible accident situations possible.

The seat position addressed can each by a separate or integrated child seat be formed, preferably by a z. B. foldable out of the seat part Seat cushion increase.

The invention is described below closer to a drawing explained.

Show it:

1 1 shows a schematic side view of a safety device on a vehicle seat in the non-activated basic state,

2 is a schematic side view of the safety device of 1 in the activated state,

3 2 shows a schematic side view of a further embodiment of a safety device on a vehicle seat in the non-activated basic state,

4 is a schematic side view of the safety device of 3 in the activated state,

5 is a schematic front view of the safety devices of 1 and 3 .

6 2 shows a schematic side view of a further embodiment of a safety device on a vehicle seat in the non-activated basic state,

7 is a schematic side view of the safety device of 6 in the activated state,

8th 2 shows a schematic side view of a further embodiment of a safety device on a vehicle seat in the non-activated basic state,

9 is a schematic side view of the safety device of 8th in the activated state,

10 is a schematic front view of the safety devices of 6 and 8th .

11 1 shows a schematic side view of a further embodiment of a safety device on a vehicle seat in the activated state,

12 1 shows a schematic side view of a further embodiment of a safety device on a vehicle seat in the activated state,

13 1 shows a schematic side view of a further embodiment of a safety device on a vehicle seat in the activated state,

14 1 shows a schematic side view of a further embodiment of a safety device on a vehicle seat in the activated state,

15 1 shows a schematic side view of a further embodiment of a safety device on a vehicle seat in the activated state,

16 1 shows a schematic side view of a further embodiment of a safety device on a vehicle seat in the activated state,

17 1 shows a schematic side view of a further embodiment of a safety device on a vehicle seat in the activated state,

18 a schematic side view of another embodiment of a safety device on a vehicle seat in the activated state, and

19 is a schematic, perspective view of the safety device of 18 in the activated state.

In 1 is a schematic side view of a safety device 1 on a vehicle seat 2 shown in the non-activated basic state. The vehicle seat 2 has a seat part 3 , a backrest 4 and a headrest arranged thereon 5 on. In the vehicle seat 2 is a vehicle occupant 6 shown in a sitting position. Based on the seating position of the vehicle occupant 6 is in a side area of the backrest 4 a side fan 7 arranged. The side fan extends in the non-activated basic state 7 in the longitudinal direction of the backrest 4 ,

In 2 is the side fan 7 the safety device 1 in a schematic side view of the vehicle seat 2 shown in the activated state. The side fan 7 has a first fan leg 8th and a second fan leg 9 on. The first fan leg 8th is stationary on the backrest 4 arranged and the second fan leg 9 is relative to the first fan leg 8th around a fixed pivot point 10 pivotable. The pivot point 10 is in the middle, side seat backrest area 4 arranged. With the side fan open 7 is between the fan legs 8th and 9 a shielding element 11 clamped. The shielding element is in the non-activated basic state 11 folded between the two fan legs 8th and 9 arranged. With the side fan open 7 is a lateral protection of the head area of the vehicle occupant 6 guaranteed.

In 5 is a schematic front view of the safety device 1 shown. The side fan 7 is on both sides of the seating position of the vehicle occupant 6 arranged. Between the two side compartments 7 is in the activated state of the safety device 1 a shielding element 12 stretched that the head area of between the two side compartments 7 seated vehicle occupants 6 shielded from above and in some areas from the front.

In 3 is a schematic side view of another embodiment of a safety device 13 on the vehicle seat 2 made from seat part 3 , Backrest 4 and headrest 5 is shown. The in 3 shown, not activated basic state shows a side fan 14 , in the side backrest area 4 is arranged. The side fan 14 is from a first fan leg 15 and a second fan leg 16 formed, being between the two fan legs 15 and 16 a folded shielding element 17 is arranged in the non-activated basic state. The first fan leg 15 is on the backrest 4 stationary and the second fan leg 16 is about a pivot point 18 relative to the first fan leg 15 pivotable. The pivot point 18 is in a lower, side seat back area of the backrest 4 arranged. The pivot point can be changed manually or crash-actively along the backrest, depending on the design. This is an adjustment of the side fan 14 easily possible in different circumstances.

The in 4 shown activated state of the safety device 13 in a schematic side view of the vehicle seat 2 shows the shielding element 17 between the two fan legs 15 and 16 is spanned. When the safety device is activated 13 becomes the second fan leg 16 around the pivot point 18 relative to the first fan leg 15 pivoted so that the shielding element 17 between the two fan legs 15 and 16 is spanned. By arranging the pivot point 18 at the bottom of the side backrest area of the backrest 4 is in addition to the head and the thorax area of the vehicle occupant 6 in the activated state of the safety device 13 shielded.

In the 5 shown front view of the vehicle seat 2 is for both the safety device described above 1 as well as for the safety device 13 valid. The side fan 14 is on both sides at the seating position of the vehicle occupant 6 arranged. With the safety device activated 13 is between the side compartments 14 a shielding element 19 stretched that the head area of the vehicle occupant 6 shielded from above and in certain areas from the front and thus protects.

In 6 is a schematic side view of a safety device 20 on the vehicle seat 2 , which has the structure described above. The in 6 shown not activated basic state of the safety device 20 has one on a side seat back area of the backrest 4 arranged side compartments 21 on. The side fan 21 extends in the longitudinal direction of the backrest 4 down to the side part of the seat 3 , With the arrow 22 is the direction of unfolding the side fan 21 in 6 located.

In 7 is the safety device 20 shown schematically in the activated state. The side fan 21 has a first fan leg 23 and a second fan leg 24 on between those in the activated state of the safety device 20 a shielding element 25 is spanned. The first fan leg 23 is along the backrest 4 fixed, the second fan leg 24 is about a pivot point 26 relative to the first fan leg 23 pivotable. The pivot point 26 is in a side part of the seat part 3 in the extension of the backrest 4 arranged. Due to the large length of the fan legs 23 and 24 is in the activated state of the safety device 20 side shielding of the vehicle occupant 6 optimally possible in both the head and thorax area.

In 10 is a schematic front view of the vehicle seat 2 with the safety device 20 shown. The side fan 21 is on both sides of the seating position of the vehicle occupant 6 each laterally along the backrest 4 arranged. This is a shield or protection of the vehicle occupant 6 guaranteed on both sides of the seating position.

In 8th is another embodiment of a safety device 27 on the vehicle seat 2 shown schematically. A side fan 28 is in the longitudinal direction of the seat part 3 arranged in the non-activated state. With the arrow 29 is the direction of unfolding the side fan 28 when the safety device is activated 27 in 8th turned records.

In 9 is the activated state of the safety device 27 schematically in a side view of the vehicle seat 2 shown. The side fan 28 has a first fan leg 30 , the stationary on the seat part 3 is arranged, and a second fan leg 31 that is around a pivot point 32 relative to the first fan leg 30 is pivotable on. The pivot point 32 is on the side of the seat 3 related to the seating position of the vehicle occupant 6 arranged at the back. When the safety device is activated 27 becomes the second fan leg 31 around the pivot point 32 pivoted until the alignment of the second fan leg 31 about the orientation of the backrest 4 equivalent. One between the two fan legs 30 and 31 clamped shielding element 33 protects the vehicle occupant 6 laterally in the head, thorax and pelvic area.

The representation of the front view of 10 is for both the safety device 20 as well as for the safety device 27 valid. The side fan 28 is on both sides at the seating position of the vehicle occupant 6 arranged so that a two-sided side protection for the vehicle occupant 6 when the safety device is activated 27 is guaranteed.

Depending on the embodiment, the individual shielding elements 11 . 12 . 17 . 25 and 33 of the four safety devices 1 . 13 . 20 and 27 consist of a cloth or a fabric or a net-like structure. Both sides of the seat position of the vehicle occupant 6 arranged side compartments 7 . 14 . 21 and 28 can be activated together, but also e.g. B. can be swung open individually via a sensor control. The vehicle seat 2 can be both a vehicle seat integrated into the vehicle and a separate seat, in particular a separate child seat.

In 11 is a schematic side view of a safety device 34 on a vehicle seat 35 shown in the activated state. The security device 34 is designed as a side protection device, which is in the non-activated basic state (not shown) in a vehicle door area 36 is integrated. Is the vehicle seat 35 due to the design of the vehicle itself, no vehicle door can be assigned, so the side protection device in the vehicle seat 35 assigned vehicle side area can be arranged. With the safety device activated 34 an airbag hose runs 37 diagonally to the side of a vehicle occupant's seating position 38 that is on the vehicle seat 35 sitting. The airbag hose 37 is with a first connection point 39 , which is roughly at the head of the vehicle occupant 38 and behind the vehicle seat 35 is arranged, and a second connection point 40 , which is roughly at the level of the vehicle occupant 38 and in front of the vehicle seat 35 is arranged, each in the vehicle door area 36 tethered. The airbag hose thus extends 37 in the activated state of the safety device 34 sloping in the vehicle forward direction. For an expansion of the protected area of the vehicle occupant 38 is on the airbag hose 37 a head shielding device 41 arranged, which is designed as a separate airbag chamber. The head shielding device is in the activated state of the safety device 41 up from the airbag tube 37 from. So that is with the airbag hose 37 the thorax and pelvic area of the vehicle occupant 38 laterally protected and also with the head shielding device 41 the head area of the vehicle occupant 38 in the protection area of the safety device 34 integrated. The airbag hose 37 with the head shielding device 41 can be on both sides of the seating position of the vehicle occupant 38 to be ordered. The the vehicle door area 36 Airbag hose facing away 37 can in the non-activated basic state in the area of the vehicle seat 35 or the center tunnel (not shown).

The in the 12 to 17 shown different embodiments of a safety device 48 . 54 . 60 . 67 . 75 and 80 are each in a vehicle door area 42 arranged. The vehicle door area 42 is a vehicle seat 43 assigned from a seat part 44 , a backrest 45 and a headrest arranged on it 46 consists. From the seat part 44 is a seat cushion increase 47 can be folded out, so that an elevated sitting position, especially for children, is formed, which is in the 12 to 17 is shown in dashed lines. Is the vehicle seat 43 no vehicle door can be assigned, so the respective safety device 48 . 54 . 60 . 67 . 75 and 80 in the the vehicle seat 43 assigned vehicle side area can be arranged.

In 12 is a schematic side view of a safety device 48 on the vehicle door area 42 shown. An airbag tube 49 is with a first connection point 50 at the level of the upper backrest area 45 is arranged, and with a second connection point 51 in the front area of the seat part 44 is arranged in the vehicle door area 42 tethered. In the non-activated basic state of the safety device 48 the airbag hose runs 49 along the outer contour of the vehicle door area 42 from the first connection point 50 to the second connection point 51 , This is with a dashed line 52 in 12 located. Will the security device 48 activated, the airbag hose is shortened 49 when inflating in length, so that in the inflated state it slopes diagonally from the first connection point 50 to the second connection point 51 as side protection for one on the vehicle seat 43 seated vehicle occupants. The airbag hose can be used to expand the protection area, especially in the head area of the vehicle occupant 49 an airbag bladder 53 be arranged in the Ak Activation or inflation of the airbag hose 49 is unfolded with.

Another security device 54 is in a schematic side view in 13 shown. An airbag tube 55 is with a first connection point 56 and a second connection point 57 in the vehicle door area 42 tethered. The first connection point 56 is above the seating position of the vehicle seat 43 in a section of the vehicle door area assigned to the roof area of the vehicle 42 arranged. The second connection point is behind the backrest 45 approximately at the height of the seat part 44 , The airbag hose runs in the non-activated basic state 55 along the outer contour of the vehicle door area 42 what with a dashed line 58 in 13 is drawn. When the safety device is activated 54 the length of the airbag hose is shortened 55 when inflating, so that this is inflated between the two connection points 56 and 57 is spanned. When activated, the airbag hose is tensioned 55 also a network 59 with on, thereby protecting the safety device 54 is expanded. The network 59 is on the one hand on the airbag hose 55 tied and on the other hand in the edge area along the dashed line 58 at the vehicle door area 42 attached.

In 14 is a schematic side view of a safety device 60 which is a training of the security device 48 shows on the vehicle door area 42 shown. The safety device comprises two airbag hoses 61 and 62 that are in a common lower connection point 63 in the front area of the seat part 44 at the vehicle door area 42 are connected. The connection point 63 is the second connection point of the airbag hose 61 and the first connection point of the airbag hose 62 , The first connection point 64 of the airbag tube 61 is in the upper area of the backrest 45 arranged. The second connection point 65 of the airbag tube 62 is opposite the first connection point 64 of the airbag tube 61 seen in the direction of travel above and offset to the front. The two airbag hoses run in the non-activated basic state 61 and 62 from the common connection point 63 along the outer contour of the vehicle door area 42 each to the assigned first or second connection points 64 and 65 , This is with dashed lines 96 and 97 in 14 located. Due to the staggered arrangement of the first and second connection points 64 and 65 form the two airbag hoses 61 and 62 a V-shape when activated. The two airbag hoses 61 and 62 are shortened in length when inflated. Between the two V-legs through the airbag hoses 61 and 62 are formed, a network is in the activated state 66 clamped. So that is with the airbag hose 62 especially the head area and with the airbag tube 61 in particular the thorax or pelvic area of the vehicle occupant on the vehicle seat 43 laterally shielded or protected.

In 15 is a safety device 67 on the vehicle door area 42 shown schematically in a side view. Two airbag hoses 68 and 69 are at a common, first connection point 70 who is behind the backrest 45 and seen approximately in the vehicle vertical direction in the center of the vehicle door area 42 is arranged, connected. The airbag hose 68 is with a second connection point 71 in the vehicle door area 42 tethered. The second connection point 71 is in the front area of the seat part 44 arranged. A second connection point 72 of the airbag tube 69 is in an edge area of the vehicle door 42 , which is assigned to the roof area of the vehicle, opposite the first connection point 70 staggered to the front. The airbag hoses run in the non-activated basic state 68 and 69 along the outer contour of the vehicle door area 42 from the common, first connection point 70 each to the second connection point 71 respectively. 72 , When the safety device is activated 67 the length of the airbag tubes is shortened 68 and 69 , so that when inflated, a V-shape twisted clockwise by about 90 ° through the two airbag hoses 68 and 69 is formed. In this embodiment, the safety device 67 is the airbag tube 69 in particular to protect the head area of the vehicle occupant on the vehicle seat 43 and the airbag tube 68 in particular to protect the pelvic area of the vehicle occupant on the vehicle seat 43 intended. The course of the airbag hoses 68 and 69 in the non-activated basic state is with dashed lines 73 and 74 in 15 located.

In 16 is a safety device 75 shown in a schematic side view. An airbag tube 76 is at the vehicle door area 42 between a first connection point on the bottom 77 and a second roof-side connection point 78 arranged. The airbag hose runs in the non-activated basic state 76 along the outer contour of the vehicle door area 42 what with a dashed line 79 is drawn. The first and second connection point 77 and 78 are arranged so that the airbag hose is shortened when inflated 76 in the inflated state vertically between the two connection points 77 and 78 extends. The arrangement is chosen so that the airbag hose 76 in the activated state of the seating position on the vehicle seat 43 is directly adjacent.

In 17 is a safety device 80 shown in a schematic side view, in which an airbag hose 81 is inflated as permanent side support during normal driving. A first connection point 82 of the airbag tube 81 is in the front area of the seat part 44 in the vehicle door area 42 arranged. A second approach ground point 83 of the airbag tube 81 is seen approximately in the vehicle vertical direction in the center behind the backrest 45 in the vehicle door area 42 arranged. The second connection point 83 is with a cylinder-piston unit 84 connected along a C-pillar 85 is arranged. The direction of action of the cylinder-piston unit 84 runs roughly parallel to the C-pillar 85 , When the safety device is activated 80 becomes the second connection point 83 by means of the cylinder-piston unit 84 along the C pillar 85 shifted upwards towards the vehicle roof so that the airbag hose 81 increases more steeply than normal driving. Is only a side support in the pelvic area of the vehicle occupant in normal driving operation without reducing the seating comfort on the vehicle seat 43 given, the safety device is in the activated state 80 due to the steeper course of the airbag hose 81 in addition, the head and thorax area of the vehicle occupant is protected at the side.

At one in the 18 and 19 shown safety device 86 is also the one in the 12 to 17 described vehicle seat 43 in the vehicle door area 42 used. An airbag tube 87 is at the vehicle seat 43 with a first connection point 88 in an upper area of the backrest 45 and with a second connection point 89 in a front area of the seat part 44 tethered. The airbag hose 87 runs in the non-activated basic state between the two connection points 88 and 89 along the backrest 45 or the seat part 44 , When the safety device is activated 86 the airbag hose is shortened 87 in length and is between the two connection points 88 and 89 stretched diagonally. The non-activated basic state of the airbag tube 87 is with a dashed line 90 in 18 located. On the airbag hose 87 is also a head protection chamber 91 arranged in the inflated state from the airbag tube 87 protrudes upward to protect the head area of the vehicle occupant. The head protection chamber 91 , which is designed as a separate airbag chamber, is in with a dash-dotted line 18 located. It is also on the vehicle seat 43 a lap belt 92 provided from which an airbag 93 can be inflated. The airbag 93 is in with a dashed line 18 located. Such a lap belt with an inflatable airbag or an airbag that can be inflated like an airbag at least in some areas can advantageously be activated separately, in particular in connection with front impact situations, independently of the lateral restraint devices, which results in good protection and restraint results for children in accident situations.

In the perspective, schematic representation of the safety device 86 in 19 can be seen that the airbag hose 87 on both sides of the seating position on the vehicle seat 43 is arranged. The airbag hoses can be used for permanent side support 87 already be inflated during normal driving, the pressure in the airbag tubes 87 by means of a pressure sensor 94 is monitored. The pressure in the airbag tubes drops 87 below a predetermined threshold is done by means of a compressor 95 a re-blowing, so that a permanent side support is guaranteed in normal driving.

1

safety device

2

vehicle seat

3

seat part

4

backrest

5

headrest

6

passenger

7

side pockets

8th

first fan-leg

9

second fan-leg

10

pivot point

11

shielding

12

shielding

13

safety device

14

side pockets

15

first fan-leg

16

second fan-leg

17

shielding

18

pivot point

19

shielding

20

safety device

21

side pockets

22

arrow

23

first fan-leg

24

second fan-leg

25

shielding

26

pivot point

27

safety device

28

side pockets

29

arrow

30

first fan-leg

31

second fan-leg

32

pivot point

33

shielding

34

safety device

35

vehicle seat

36

Vehicle door area

37

airbag hose

38

passenger

39

first access point

40

second access point

41

Kopfabschirmeinrichtung

42

Vehicle door area

43

vehicle seat

44

seat part

45

backrest

46

headrest

47

Seat cushion increase

48

safety device

49

airbag hose

50

first access point

51

second access point

52

dashed line

53

airbag bubble

54

safety device

55

airbag hose

56

first access point

57

second access point

58

dashed line

59

network

60

safety device

61

airbag hose

62

airbag hose

63

second access point

64

first access point

65

second access point

66

network

67

safety device

68

airbag hose

69

airbag hose

70

first access point

71

second access point

72

second access point

73

dashed line

74

dashed line

75

safety device

76

airbag hose

77

first access point

78

second access point

79

dashed line

80

safety device

81

airbag hose

82

second access point

83

first access point

84

Cylinder-piston unit

85

C-pillar

86

safety device

87

airbag hose

88

first access point

89

second access point

90

dashed line

91

Head protection chamber

92

lap

93

air bag

94

pressure sensor

95

compressor

96

dashed line

97

dashed line

Claims (36)

Safety device, in particular for protecting children in a motor vehicle, characterized in that the safety device ( 1 . 13 . 20 . 27 ) at least one retention compartment as side compartments ( 7 . 14 . 21 . 28 ) which, when not activated, collapses on a vehicle component ( 3 . 4 ) is stowed and which, when activated, can be folded open sideways next to a sitting position. Safety device according to claim 1, characterized in that the side compartments ( 7 . 14 . 21 . 28 ) related to the seating position on or in the side seat back area of a backrest ( 4 ) and / or on or in the side seat area of a seat part ( 3 ) is arranged. Safety device according to claim 2, characterized in that the side compartments ( 7 . 14 . 21 . 28 ) depending on the type of attachment in the non-activated basic state essentially in the longitudinal direction of the backrest ( 4 ) and / or the seat part ( 3 ) extends. Safety device according to one of claims 1 to 3, characterized in that the side compartments ( 7 . 14 . 21 . 28 ) a first fixed fan leg ( 8th . 15 . 23 . 30 ) and a second fan leg that can be swiveled relative to it ( 9 . 16 . 24 . 31 ) has such that the second fan leg ( 9 . 16 . 24 . 31 ) around a stationary first fan leg ( 8th . 15 . 23 . 30 ) trained also fixed pivot point ( 10 . 18 . 26 . 32 ) is pivotable, and that between the two fan legs ( 8th . 9 . 15 . 16 . 23 . 24 . 30 . 31 ) a foldable shielding element ( 11 . 17 . 25 . 33 ), preferably a cloth and / or fabric and / or mesh, which is held in the opened state of the side fan ( 7 . 14 . 21 . 28 ) between the fan legs ( 8th . 9 . 15 . 16 . 23 . 24 . 30 . 31 ) is excited. Safety device according to one of claims 1 to 4, characterized in that the side compartments ( 14 ) the position can be changed to adapt to different circumstances, preferably the pivot point ( 18 ) of the side fan ( 14 ) is changeable. Safety device according to one of claims 1 to 5, characterized in that the side compartments ( 7 . 14 . 21 . 28 ) is designed as a head and / or thorax and / or pelvic fan which, when activated, has at least one child's head and / or thorax and / or pelvic region ( 6 ) shields. Safety device according to one of claims 1 to 6, characterized in that in each case at least one side compartment ( 7 . 14 . 21 . 28 ) is arranged on both sides of a seating position, which can preferably be activated together. Safety device according to claim 7, characterized in that the two opposite side compartments ( 7 . 14 ) in the activated state also a shielding element ( 12 . 19 ) between them, the one head area between the two side compartments ( 7 . 14 ) seated child ( 6 ) shields from above and in the area in front of the Child ( 6 ) at least shields the head area. Safety device according to claim 8, characterized in that the shielding element ( 12 . 19 ) is fixed in place at one end and at the other end on the foldable fan legs ( 9 . 16 ) is set. Safety device according to claim 8 or 9, characterized in that the shielding element ( 12 . 19 ) is a net and / or cloth and / or fabric. Safety device according to one of claims 1 to 10, characterized in that the at least one side compartment ( 7 . 14 . 21 . 28 ) is stable and / or fixable in its activated retention position. Safety device according to claim 11, characterized in that in addition or as an alternative to the at least one side compartment ( 7 . 14 . 21 . 28 ) At least one airbag tube that is shorter in length when inflated and / or at least one or more single-chamber airbag and / or at least one padded belt is provided as a side protection device, which is stowed in a vehicle component in the non-activated basic state and which in the activated state as a side support is arranged laterally next to a seating position. Safety device according to claim 12, characterized in that the side protection device in the non-activated basic state in the vehicle side area, preferably in the vehicle door area ( 36 . 42 ), is integrated. Safety device according to claim 12 or 13, characterized, that in each case at least one side protection device is provided on both sides of a seating position, and that the protective device facing away from the vehicle side area in the activated basic state in the area of the vehicle seat and / or of a middle tunnel is stowed. Safety device according to one of claims 12 to 14, characterized in that the protective device ( 37 ) in the activated state extends approximately obliquely to the side next to a seat position in the vehicle forward direction, and that to shield the head area on the activated protective device ( 37 ) additionally a head shielding device ( 41 ) can be stretched or inflated by the activated protective device ( 37 ) protrudes. Safety device according to claim 12, characterized in that the side protection device by means of an airbag tube ( 49 . 61 . 68 ) is formed, which is in the activated state between a first connection point ( 50 . 64 . 70 ), which is roughly at the level of a middle to upper backrest area ( 45 ) is arranged, and a second connection point ( 51 . 63 . 71 ), which is roughly level with one of the backrest ( 45 ) spaced middle to front seat part area ( 44 ) is arranged, extends. Safety device according to claim 16, characterized in that on the airbag hose ( 49 ) an activated airbag bladder shielding the head area ( 53 ) can be trained. Safety device according to claim 16 or 17, characterized in that a second airbag hose (which is shortened in length when inflated) ( 62 ) is provided, on the one hand in the area of the second connection point ( 63 ) of the first airbag hose ( 61 ) is connected and its second connection point ( 65 ) above the first connection point ( 64 ) of the first airbag hose ( 61 ) is located, preferably in the area close to the roof or in the roof area, and offset relative to this in the vehicle forward direction such that the two airbag hoses ( 61 . 62 ) form approximately a V-shape when activated. Safety device according to claim 16 or 17, characterized in that a second airbag hose (which is shortened in length when inflated) ( 69 ) is provided, on the one hand in the area of the first connection point ( 70 ) of the first airbag hose ( 68 ) is connected and its second connection point ( 72 ) above the first connection point ( 70 ) of the first airbag hose ( 68 ) and is offset to the front in the vehicle forward direction so that the two airbag hoses ( 68 . 69 ) in the activated state preferably form a V-shape rotated clockwise by approximately 90 °. Safety device according to claim 18 or 19, characterized in that the two airbag hoses ( 61 . 62 ) in the activated state at least one cloth and / or a net between her two V-legs ( 66 ) or the like. Safety device according to one of claims 18 to 20, characterized in that the upper V-leg ( 62 . 69 ) when activated, essentially a head area and the lower V-leg ( 61 . 68 ) essentially shields a thorax and / or pelvic area. Safety device according to claim 16 or 17, characterized in that the airbag hose ( 81 ) is inflated as a permanent side support during normal driving, that preferably the first connection point ( 83 ) by means of a crash-active relocation device ( 84 ) is coupled in such a way that the first connection point ( 83 ) in the event of a sensed accident, preferably along a C-pillar ( 85 ) can be shifted upwards towards the vehicle roof so that the airbag hose ( 81 ) rises steeper than the position in normal driving. Safety device according to claim 22, characterized in that the displacement device by a pyrotechnically activated cylinder-piston unit ( 84 ) is formed. Safety device according to claim 12, characterized in that the side protection device by means of an airbag tube ( 55 ) is formed, which is in the activated state between a first connection point ( 57 ), which is roughly at the level of a lower to middle backrest area ( 45 ) is arranged, and a second connection point ( 56 ), which is approximately at roof height and opposite the first connection point ( 57 ) is offset in the vehicle forward direction. Safety device according to claim 24, characterized in that the airbag hose ( 55 ) when activated, at least one cloth and / or net ( 59 ) or the like. Safety device according to claim 12, characterized in that the side protection device by means of an airbag tube ( 76 ) is formed, which in the activated state is approximately vertical between a floor-side and a roof-side connection point ( 77 . 78 ) extends. Safety device according to one of claims 16 to 26, characterized in that the side protection device ( 49 . 55 . 61 . 62 . 68 . 69 . 81 ) can be transferred to the functional position as side impact protection in the event of a sensed side impact. Safety device according to claim 27, characterized in that the side protection device ( 49 . 55 . 61 . 62 . 68 . 69 . 81 ) in the non-activated state runs along a door cutout area, preferably along a sill area and / or a pillar area and / or a roof area. Safety device according to one of claims 16 to 28, characterized in that on both sides of the sitting position at least one protective device is provided, wherein the protective device facing away from the vehicle side area in the activated state in the area of the vehicle seat and / or one Middle tunnel is stowed. Safety device according to claim 12, characterized in that on both sides of the sitting position or the child seat as a protective device in each case at least one airbag hose which is shorter in length when inflated ( 87 ) it is provided that the protective device also includes a lap belt ( 92 ) which is at least partially inflatable and / or from which at least one airbag ( 93 ) is inflatable. Safety device according to claim 30, characterized in that the airbag hoses ( 87 ) in the non-activated basic state at least partially in the seating area ( 90 ) run, preferably from the seat back to the seat cross member or sill or center tunnel. Safety device according to claim 30, characterized in that the airbag hoses ( 87 ) are already inflated during normal driving, and that the pressure in the airbag tubes ( 87 ) using a pressure sensor ( 94 ) can be monitored in such a way that a re-blowing can be carried out at a pressure value below a predefinable pressure threshold. Safety device according to one of claims 30 to 32, characterized in that the airbag hoses ( 87 ) with a first connection point ( 88 ) on an upper backrest area ( 45 ) and with a second connection point ( 89 ) on a front, the backrest ( 45 ) facing part of the seat ( 44 ) are connected. Safety device according to one of claims 30 to 33, characterized in that the airbag hoses ( 87 ) at least one additional head protection chamber ( 91 ) which, when inflated, from the airbag tube ( 87 ) protrudes and covers a head area. Safety device according to one of claims 30 to 34, characterized in that the lap belt as an independent subsystem a safety device is formed depending of sensed accident parameters can be activated as a separate protective device is. Safety device according to one of claims 1 to 35, characterized in that the seating position is formed by a separate or integrated child seat, preferably by one from the seat part ( 44 ) fold-out seat cushion hung ( 47 ).