Air bag module

• US 9,573,555 B2
• Filed: 02/13/2015
• Issued: 02/21/2017
• Est. Priority Date: 05/08/2014
• Status: Active Grant

• Current Assignee: Hyundai Mobis Co., Ltd.
• Original Assignee: Hyundai Mobis Co., Ltd.
• Inventors: Jang, Rae Ick
• Primary Examiner(s): Dickson, Paul N
• Assistant Examiner(s): Sliteris, Joselynn Y
• Application Number:
  US14/622,486
• Publication Number:
  US 20150321636A1
• Time in Patent Office: 739 Days
• US Class Current: 1/1
• CPC Class Codes: B60R 2021/23308 the individual compartments defining the external shape of the bag
• CPC Class Codes: B60R 2021/23382 Internal tether means
• CPC Class Codes: B60R 2021/23386 External tether means
• CPC Class Codes: B60R 2021/23576 Sewing
• CPC Class Codes: B60R 21/233 comprising a plurality of individual compartments; comprising two or more bag-like members, one within the other B60R21/232 takes precedence
• CPC Class Codes: B60R 21/2338 Tethers
• CPC Class Codes: B60R 21/235 characterised by their material

Abstract

An air bag module, including: an air bag cushion including a front panel and side panels; at least two pockets disposed on the side panels and protruding toward the outside of each of the side panels, when the air bag cushion is unfolded; and an internal horizontal tether crossing an interior of the air bag cushion and having both ends connected to the pockets.

Claims

1. An air bag module, comprising:

an air bag cushion comprising a front panel and side panels;

at least two closed pockets disposed on the side panels and protruding toward the outside of each of the side panels, when the air bag cushion is in an unfolded state; and

an internal horizontal tether crossing an interior of the airbag cushion, a first end of the internal horizontal tether connected to a first pocket and a second end of the internal horizontal tether connected to a second pocket,

wherein the internal horizontal tether is fixed to the airbag cushion only at each of the pockets.

2. The air bag module of claim 1, wherein:

each of the pockets has a rectangular sectional shape and comprises a first surface disposed adjacent to the front panel and a second surface facing the first surface; and

each end of the internal horizontal tether is mounted at the first surface of the respective pocket.

3. The air bag module of claim 1, further comprising pocket coupling parts disposed at both ends of the internal horizontal tether that are fixed to the pockets.

4. The air bag module of claim 3, further comprising a tether fixing part intersecting each of the pocket coupling parts and configured to fix the pocket coupling parts to the pockets.

5. The air bag module of claim 1, wherein the internal horizontal tether comprises a string or a band.

6. The air bag module of claim 1, wherein a plurality of the internal horizontal tethers are disposed in the interior of the air bag cushion and are spaced apart from each other.

7. The air bag module of claim 6, wherein the internal horizontal tethers have different lengths from each other.

8. The air bag module of claim 6, wherein the internal horizontal tethers are made of different materials having different distortion characteristics.

9. The air bag module of claim 1, further comprising an external horizontal tether disposed on the front panel of the air bag cushion.

10. The air bag module of claim 1, further comprising a plurality of external horizontal tethers disposed on the front panel of the air bag cushion.