Wrap-around inflatable curtain

• US 20060097491A1
• Filed: 11/09/2004
• Published: 05/11/2006
• Est. Priority Date: 11/09/2004
• Status: Abandoned Application

• Current Assignee: TRW Vehicle Safety Systems Incorporated (Zeppelin - Stiftung der Stadt Friedrichshafen)
• Original Assignee: TRW Vehicle Safety Systems Incorporated (Zeppelin - Stiftung der Stadt Friedrichshafen)
• Inventors: Nayef, Ayad G., Bakhsh, Ali Emam, Steffens, Charles E. Jr., Saberan, Al A.
• Application Number:
  US10/984,280
• Publication Number:
  US 20060097491A1
• Time in Patent Office: Days
• US Class Current: 280/730.1
• CPC Class Codes: B60R 21/232 Curtain-type airbags deploying mainly in a vertical direction from their top edge

Abstract

An apparatus (10) helps to protect an occupant (74) of a vehicle (12) that has a side structure (14) and an occupant compartment (70). The apparatus (10) includes an inflatable vehicle occupant protection device (100) that has a first portion (102) when inflated extending along the side structure (14) and a second portion (108) when inflated extending inboard from the side structure at or near a rear corner (112) of the occupant compartment (70).

Claims

1. An apparatus for helping to protect an occupant of a vehicle including a side structure and an occupant compartment, said apparatus comprising an inflatable vehicle occupant protection device that has a first portion when inflated extending along the side structure and a second portion when inflated extending inboard from the side structure at or near a rear corner of the occupant compartment.

2. The apparatus recited in claim 1, wherein said second portion of said inflatable vehicle occupant protection device extends along a rear structure of the vehicle.

3. The apparatus recited in claim 2, wherein the side structure includes a rearwardmost pillar of the vehicle, the rear structure of the vehicle extending inboard of the side structure from near the rearwardmost pillar of the vehicle.

4. The apparatus recited in claim 2, wherein the rear structure includes a rear window opening, said second portion of said inflatable vehicle occupant protection device when inflated covering at least a portion of said rear window opening.

5. The apparatus recited in claim 1, wherein said second portion when inflated extends inboard from the side structure adjacent a seat back of rearwardmost seating in the vehicle.

6. The apparatus recited in claim 1, wherein said first and second portions of said inflatable vehicle occupant protection device comprise a single inflatable volume of said inflatable vehicle occupant protection device.

7. The apparatus recited in claim 1, wherein said first and second portions of said inflatable vehicle occupant protection device comprise separate inflatable volumes of said inflatable vehicle occupant protection device.

8. The apparatus recited in claim 1, further comprising a single inflator for inflating said inflatable vehicle occupant protection device.

9. The apparatus recited in claim 1, further comprising a plurality of inflators for inflating said inflatable vehicle occupant protection device.

10. The apparatus recited in claim 9, wherein said plurality of inflators comprises a first inflator for inflating said first portion and a second inflator for inflating said second portion.

11. The apparatus recited in claim 10, wherein said first and second inflators are adapted for sequential inflation of said inflatable vehicle occupant protection device.

12. The apparatus recited in claim 1, further comprising a third portion that when inflated extends inboard from said first portion between forwardmost seating of the vehicle and a windshield opening of the vehicle.

13. The apparatus recited in claim 1, wherein said first portion when inflated extends along the side structure from adjacent forwardmost seating of the vehicle to adjacent rearwardmost seating of the vehicle.

14. The apparatus recited in claim 1, wherein said first portion when inflated extends along the side structure from near a forwardmost vehicle pillar to near a rearwardmost vehicle pillar.

15. The apparatus recited in claim 14, wherein said second portion when inflated extends inboard from near the rearwardmost vehicle pillar.

16. The apparatus recited in claim 1, wherein said first portion when inflated extends along a perimeter of the vehicle roof from near a forwardmost vehicle pillar to near a rearwardmost vehicle pillar, and said second portion when inflated extends along a perimeter of the vehicle roof from near the rearwardmost vehicle pillar to near a longitudinal centerline of the vehicle.

17. The apparatus recited in claim 1, wherein said inflatable vehicle occupant protection device comprises a single inflatable volume.

18. The apparatus recited in claim 1, wherein said inflatable vehicle occupant protection device is inflatable in response to a rear impact with the vehicle.

19. An apparatus for helping to protect an occupant of a vehicle that has a driver side including a side structure, a passenger side including a side structure, and a roof, said apparatus comprising:

an inflatable vehicle occupant protection device that is inflatable away from the vehicle roof; and

said inflatable vehicle occupant protection device comprising a first portion inflatable between the side structure on the driver side and rearwardmost seating of the vehicle, a second portion inflatable between the side structure on the passenger side and the rearwardmost seating of the vehicle, and a third portion inflatable adjacent the rearwardmost seating and extending from said first portion to said second portion.

20. The apparatus recited in claim 19, wherein said inflatable vehicle occupant protection device comprises a single inflatable device including said first, second, and third portions.

21. The apparatus recited in claim 19, wherein said third portion of said inflatable vehicle occupant protection device is inflatable rearward of any occupant of the rearwardmost seating.

22. The apparatus recited in claim 19, wherein said third portion is inflatable between any vehicle occupant and a rear structure of the vehicle.

23. The apparatus recited in claim 22, wherein the rear structure includes a rear window opening, said third portion of said inflatable vehicle occupant protection device when inflated covering at least a portion of said rear window opening.

24. The apparatus recited in claim 19, wherein said second portion when inflated extends inboard from the side structure adjacent a seat back of the rearwardmost seating.

25. The apparatus recited in claim 19, wherein said first portion, said second portion, and said third portion of said inflatable vehicle occupant protection device comprise a single inflatable volume of said inflatable vehicle occupant protection device.

26. The apparatus recited in claim 19, wherein said first portion, said second portion, and said third portion of said inflatable vehicle occupant protection device comprise separate inflatable volumes of said inflatable vehicle occupant protection device.

27. The apparatus recited in claim 19, further comprising a fourth portion that when inflated extends inboard from said first portion and inboard from said second portion between forwardmost seating of the vehicle and a windshield opening of the vehicle.

28. The apparatus recited in claim 19, wherein said first portion when inflated extends along the side structure on the driver side from adjacent forwardmost seating of the vehicle to adjacent the rearwardmost vehicle seating, and said second portion when inflated extends along the side structure on the passenger side from adjacent the forwardmost vehicle seating to adjacent the rearwardmost vehicle seating.

29. The apparatus recited in claim 19, wherein said first portion when inflated extends from near a forwardmost pillar of the side structure on the driver side of the vehicle to near a rearwardmost pillar of the side structure on the driver side of the vehicle, and said second portion when inflated extends from near a forwardmost pillar of the side structure on the passenger side of the vehicle to near a rearwardmost pillar of the side structure on the passenger side of the vehicle.

30. The apparatus recited in claim 19, wherein said second portion when inflated extends from near a rearwardmost pillar of the side structure on the driver side of the vehicle to near a rearwardmost pillar of the side structure on the passenger side of the vehicle.

31. The apparatus recited in claim 19, wherein said first portion extends along a perimeter of the vehicle roof from near the forwardmost pillar on the driver side to near the rearwardmost pillar on the driver side, said second portion extends along the perimeter of the vehicle roof from near the forwardmost pillar on the passenger side to near the rearwardmost pillar on the passenger side, and said third portion extends along the perimeter of the vehicle roof from near the rearwardmost pillar on the driver side to near the rearwardmost pillar on the passenger side.

32. An apparatus for helping to protect an occupant of a vehicle that has a side structure and a roof, said apparatus comprising an inflatable vehicle occupant protection device that is inflatable away from the vehicle roof, said inflatable vehicle occupant protection device comprising a first portion that when inflated extends between the vehicle side structure and forwardmost and rearwardmost seating of the vehicle and a second portion that when inflated extends inboard from the first portion adjacent the rearwardmost seating.

33. An apparatus for helping to protect an occupant of a vehicle, said apparatus comprising an inflatable curtain that has a first portion when inflated extending along a side structure of the vehicle on a driver side of the vehicle, a second portion when inflated extending along a side structure of the vehicle on a passenger side of the vehicle, and a third portion when inflated extending along a rear structure of the vehicle from the first portion to the second portion.

34. The apparatus recited in claim 33, further comprising a fourth portion that when inflated extends from the first portion to the second portion and covers a windshield opening of the vehicle.

35. An apparatus for helping to protect an occupant of a vehicle, said apparatus comprising an inflatable curtain that extends along a perimeter of a roof of the vehicle from near a forwardmost pillar of the vehicle to near a rearwardmost pillar of the vehicle and along the perimeter of the roof from near the rearwardmost pillar of the vehicle to near a longitudinal centerline of the vehicle.

36. An apparatus for helping to protect occupants of a vehicle, said apparatus comprising an inflatable vehicle occupant protection device that when inflated extends along the entire perimeter of a roof of the vehicle and downward into an occupant compartment of the vehicle so as to surround the occupant compartment to protect all occupants of the vehicle.

37. An apparatus for helping to protect occupants of a vehicle having an occupant compartment, said apparatus comprising an inflatable vehicle occupant protection device that when inflated surrounds the occupant compartment to protect all occupants in the occupant compartment.

38. An apparatus for helping to protect an occupant of a vehicle that has a side structure and a roof, said apparatus comprising an inflatable vehicle occupant protection device that is inflatable away from the vehicle roof, said inflatable vehicle occupant protection device comprising a first portion that when inflated extends between the vehicle side structure and a seating position of the vehicle and a second portion that when inflated extends inboard from the first portion adjacent the seating position, said second portion terminating adjacent or just beyond a vehicle centerline.

39. An apparatus for helping to protect an occupant of a vehicle that has a driver side including a side structure, a passenger side including a side structure, and a roof, said apparatus comprising:

a driver side inflatable vehicle occupant protection device that is inflatable away from the vehicle roof, said driver side inflatable vehicle occupant protection device comprising a first portion that when inflated extends between the driver side structure and a driver side seating position and a second portion that when inflated extends inboard from the first portion adjacent the driver side seating position; and

a passenger side inflatable vehicle occupant protection device that is inflatable away from the vehicle roof, said passenger side inflatable vehicle occupant protection device comprising a third portion that when inflated extends between the passenger side structure and a passenger side seating position and a fourth portion that when inflated extends inboard from the third portion adjacent the passenger side seating position, said second portion and said fourth portion having respective terminal end portions that abut each other adjacent a centerline of the vehicle.

40. The apparatus recited in claim 39, wherein said second portion and said fourth portion overlap each other.

41. An apparatus for helping to protect an occupant of a vehicle, said apparatus comprising an inflatable vehicle occupant protection device inflatable in response to a rear impact with the vehicle, said inflatable vehicle occupant protection device when inflated extending across a rear window opening of the vehicle.