Multiple stage inflatable curtain

• US 20040100076A1
• Filed: 11/25/2002
• Published: 05/27/2004
• Est. Priority Date: 11/25/2002
• Status: Abandoned Application

• Current Assignee: Daimler Chrysler Corporation (Mercedes-Benz Group AG)
• Original Assignee: Daimler Chrysler Corporation (Mercedes-Benz Group AG)
• Inventors: Holtz, Kimberlee
• Application Number:
  US10/302,926
• Publication Number:
  US 20040100076A1
• Time in Patent Office: Days
• US Class Current: 280/730.2
• CPC Class Codes: B60R 2021/0018 Roll-over
• CPC Class Codes: B60R 2021/23316 Inner seams, e.g. creating separate compartments or used as tethering means
• CPC Class Codes: B60R 21/232 Curtain-type airbags deploying mainly in a vertical direction from their top edge
• CPC Class Codes: B60R 21/26 characterised by the inflation fluid source or means to control inflation fluid flow arrangement or mounting thereof to the vehicle B60R21/20; blasting cartridges for producing gas under pressure in general F42B3/04; initiators or igniters therefor F42B3/10

Abstract

An inflatable assembly for protecting occupants of a vehicle, comprising a multi-stage inflating device, and an inflatable device having a plurality of gas channels that are separately inflatable and operatively connected with the inflating device.

Claims

1. An inflatable assembly for protecting occupants of a vehicle, comprising a multi-stage inflating device, and an inflatable device having a plurality of gas channels that are separately inflatable and operatively connected with the inflating device.

2. An inflatable assembly according to claim 1, wherein the inflating device is configured to fire and supply an inflating substance for up to about 5 seconds.

3. An inflatable assembly according to claim 1, wherein the inflating device is configured to fire and supply an inflating substance for a predetermined time period.

4. An inflatable assembly according to claim 1, wherein the gas channels are arranged to be inflatable in a predefined order in response to rollover of the vehicle.

5. An inflatable assembly according to claim 1, wherein the inflatable device is located at one of an A-pillar, a B-pillar and between a C-pillar and the A-pillar of the vehicle.

6. An inflatable assembly according to claim 1, wherein the inflatable device is a curtain arranged in the vicinity of a roof of the vehicle.

7. An inflatable assembly according to claim 1, wherein the inflatable device is made of a coated fabric or uncoated fabric.

8. An inflatable assembly according to claim 1, wherein the gas channels can be configured to be of different size and/or different shape.

9. An inflatable assembly according to claim 1, wherein the gas channels are arranged to be inflated simultaneously by the inflator device.

10. An inflatable assembly according to claim 1, wherein the gas channels are arranged to be inflated randomly by the inflator device.

11. An inflatable assembly according to claim 1, wherein the inflatable device is arranged for protecting the vehicle occupants from side impacts.

12. An inflatable assembly according to claim 1, wherein the inflatable device is arranged for protecting the vehicle occupants from rollovers.

13. An inflatable device according to claim 12, wherein the inflatable device is arranged for protecting the vehicle occupants from side impacts.

14. An inflatable assembly according to claim 1, wherein the inflatable device is configured to form a compact package within the vehicle.