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Adjustable backrest car seat

A technology for car seats and backrests, applied in vehicle seats, seat frames, movable seats, etc., can solve problems such as non-compliance with car seat safety requirements, support defects, and inability to provide driver safety support.

Active Publication Date: 2018-03-20
GRAMMER AG
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

However, this structure does not meet the safety requirements of the car seat, because the pull-out or installed support cannot provide a safe support for the driver
Furthermore, the width of the backrest in the lumbar area is increased by pulling out the padding part along the entire height, causing a support defect in this area

Method used

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  • Adjustable backrest car seat
  • Adjustable backrest car seat
  • Adjustable backrest car seat

Examples

Experimental program
Comparison scheme
Effect test

Embodiment Construction

[0050] figure 1 The vehicle seat 1 shown in front view comprises a seat part 2 and a backrest 3 . The backrest 3 comprises a left backrest longitudinal support 4 , a middle backrest longitudinal support 5 and a right backrest longitudinal support, and at least one cross support arranged in the upper region 11 . These backrest longitudinal supports are connected to the seat part 2 and the seat frame 10 in the respective lower end regions 7 , 8 and 9 . Wherein the backrest 3 can rotate around the rotation axis 23 mainly along the width direction of the seat. As an example, figure 1 The distance between the longitudinal support 4 of the backrest on the left and the longitudinal support 6 of the backrest on the right is specified. The distance 13 can also be described by another combination of backrest longitudinal supports. Seat 1 is in the first position.

[0051] figure 2 The car seat 1 shown is basically the same as figure 1 The car seat shown matches. However, figu...

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PUM

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Abstract

A car seat (1) comprising a seat portion (2) and a backrest (3). The backrest (3) comprises at least one backrest left longitudinal support (4) extending along the backrest height direction, at least one backrest middle longitudinal support (5) extending along the backrest height direction and at least one backrest right side extending along the backrest height direction Side longitudinal supports (6), wherein the backrest longitudinal supports (4, 5, 6) are fastened to the seat part (2) and / or seat frame (10) at the lower end regions (7, 8, 9) , and contains at least one padding element (44), characterized in that the backrest longitudinal support (4, 5, 6) is in contact with the seat part (2) and / or seat part (2) and / or seat The frames (10) are flexibly connected together and interconnected by means of at least one elongated backrest cross brace (12) arranged in the upper region (11) of the backrest (3) so that by Moving at least one backrest cross support (12) can change the spacing (13) between at least two backrest longitudinal supports (4, 5, 6).

Description

technical field [0001] The invention relates to a car seat comprising a seat portion and a backrest, wherein the backrest comprises at least one longitudinal support on the left side of the backrest extending in the direction of the height of the backrest, at least one middle longitudinal support of the backrest extending in the direction of the height of the backrest and at least one The right-hand longitudinal support of the backrest extending in the height direction of the backrest, wherein the longitudinal support of the backrest is fastened to the seat part and / or the seat frame in the lower end region and contains at least one padding element. Background technique [0002] Based on the current state of the art, motor vehicle seats are known which comprise a seat part and a backrest, wherein the width of the backrest is configured narrower or wider depending on the driver and passenger. Then this type of car seat has only the width of a kind of backrest, so that the sea...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): B60N2/64B60N2/66B60N2/90B60N2/68
CPCB60N2/643B60N2/986B60N2/68B60N2002/0216B60N2002/0212B60N2/2222B60N2/22B60N2002/0288
Inventor 埃尔文·哈勒
Owner GRAMMER AG