Safety device for a motor vehicle seat
View Patent ↗In order a safety device for a motor vehicle seat having a seat cushion part and a backrest, the backrest having a frame, a backrest cover, which faces rearward as seen in the direction of travel, and padding which faces forward, as seen in the direction of travel, and an airbag module is integrated into the backrest, said airbag module being arranged in that region of the backrest which faces the side wall structure of the motor vehicle in such a manner that an airbag is deployed when there is an impact between a driver and the side wall of the motor vehicle, said safety device ensuring a reliable and reproducible emergence of the airbag, it is proposed to arrange the airbag module to the rear of the backrest frame, when looking from the side wall of the motor vehicle.
1. A safety device for a motor vehicle seat having a seat cushion part and a backrest, the backrest having a rigid frame, a backrest cover, which faces rearward as seen in the direction of travel, and padding which faces forward, as seen in the direction of travel, and an airbag module is integrated into the backrest, said airbag module being arranged in a region of the backrest which faces a side wall structure of the motor vehicle in such a manner that an airbag is deployed when there is an impact to the side wall of the motor vehicle, wherein the rigid frame surrounds the airbag module in at least a rear region of the airbag module which faces rearward as seen in the direction of travel and a side region of the airbag module which faces the side wall structure.
2. The safety device as claimed in claim 1 , wherein the airbag module has a housing which at least partially surrounds the airbag in the folded up state.
3. The safety device as claimed in claim 2 , wherein the housing surrounds the airbag in a region of the housing which faces rearward, as seen in the direction of travel, and in a side region of the housing which faces the side wall structure.
4. The safety device as claimed in claim 3 , wherein a plate is provided in a region in which the housing does not surround the airbag module.
5. The safety device as claimed in claim 4 , wherein the plate is connected at least on one side to the frame.
6. The safety device as claimed in claim 5 , wherein an airbag outlet opening is provided between the frame and padding.
7. The safety device as claimed in claim 6 , wherein the frames and padding are not connected to each other in the region of the airbag outlet opening.
8. The safety device as claimed in claim 7 , wherein the padding is of elastic design in the region of the airbag outlet opening in such a manner that it permits the outlet opening to be open when the airbag is deployed.
9. The safety device as claimed in claim 8 , wherein the airbag outlet opening is arranged in the region of the backrest which faces the side wall structure.
10. The safety device as claimed in claim 6 , wherein the airbag outlet opening is arranged in a side region of the backrest which faces the side wall structure.
11. The safety device as claimed in claim 6 , wherein the padding is of elastic design in the region of the airbag outlet opening in such a manner that it permits the outlet opening to be open when the airbag is deployed.
12. The safety device as claimed in claim 1 , wherein an airbag outlet opening is provided between the frame and padding.
13. A safety device for a motor vehicle seat including a seat cushion part, a backrest having a rigid frame, a backrest cover, which faces rearward as seen in the direction of travel, and padding which faces forward, as seen in the direction of travel, the safety device comprising:
an airbag module including an airbag, the airbag module being integrated into the backrest and arranged in a region of the backrest which faces a side wall structure of the motor vehicle, wherein a rear region of the airbag module which faces rearward as seen in the direction of travel and a side region of the airbag module which faces the side wall structure are surrounded by the rigid frame.
14. The safety device as claimed in claim 13 , wherein the airbag module includes a housing which at least partially surrounds the airbag when the airbag is in a folded-up state.
15. The safety device as claimed in claim 14 , wherein the housing surrounds the airbag in a rear region of the housing which faces rearward, as seen in the direction of travel, and in a side region of the housing facing the side wall structure.
16. The safety device as claimed in claim 15 , further comprising a plate in a region of the airbag that is not surrounded by the housing of the airbag module.
17. The safety device as claimed in claim 16 , wherein the plate is connected at least on one side to the frame of the seat.
18. The safety device as claimed in claim 17 , wherein an airbag outlet opening is provided between the frame and padding.
19. The safety device as claimed in claim 18 , wherein the frame and padding are not connected to each other at the airbag outlet opening.
20. The safety device as claimed in claim 19 , wherein the padding is of elastic design in a region of the airbag outlet opening in such a manner that it permits the outlet opening to be open when the airbag is deployed.
21. The safety device as claimed in claim 20 , wherein the airbag outlet opening is arranged in the region of the backrest which faces the side wall structure.
22. A motor vehicle seat comprising
a seat cushion part;
a backrest including
a rigid frame,
a backrest cover, which faces rearward as seen in the direction of travel, and
padding which faces forward, as seen in the direction of travel, the safety device comprising;
an airbag module including an airbag, the airbag module being integrated into the backrest and arranged in a region of the backrest which faces a side wall structure of the motor vehicle, wherein a rear region of the airbag module which faces rearward as seen in the direction of travel and a side region of the airbag module which faces the side wall structure are surrounded by the rigid frame.
23. The motor vehicle seat as claimed in claim 22 , wherein the airbag module includes a housing which at least partially surrounds the airbag when the airbag is in a folded-up state.
24. The motor vehicle seat as claimed in claim 23 , wherein the housing surrounds the airbag in a rear region of the housing which faces rearward, as seen in the direction of travel, and in a side region of the housing facing the side wall structure.
25. The motor vehicle seat as claimed in claim 24 , further comprising a plate in a region of the airbag that is not surrounded by the housing of the airbag module.
26. The motor vehicle seat as claimed in claim 25 , wherein the plate is connected at least on one side to the frame.
27. The motor vehicle seat as claimed in claim 26 , further comprising an airbag outlet opening between the frame and padding.
28. The motor vehicle seat as claimed in claim 27 , wherein the frame and padding are not connected to each other at the airbag outlet opening.
29. The motor vehicle seat as claimed in claim 28 , wherein the padding is of elastic design in a region of the airbag outlet opening in such a manner that it permits the outlet opening to be open when the airbag is deployed.
30. The motor vehicle seat as claimed in claim 29 , wherein the airbag outlet opening is arranged in the region of the backrest which faces the side wall structure.
31. A method of making a safety device, comprising:
integrating an airbag module into a region of a vehicle seat's backrest which faces a side wall structure of the motor vehicle; and
surrounding a rear region of the airbag module which faces rearward as seen in the direction of travel and a side region of the airbag module which faces the side wall structure with a rigid frame of the backrest.