IP Library Granted Patent US 8,851,511
Granted Patent B1
US 8,851,511 · App. 13/908,398 · Granted Oct 7, 2014

Shaped airbag

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Quick Facts
Patent No.
US 8,851,511
App. No.
13/908,398
Granted
Oct 7, 2014
Kind
B1
Abstract

A side airbag cushion ( 10, 10 A or 10 B) has a front side panel ( 22 ), a rear side panel ( 24 ), a top panel ( 26 ) spaced between the upper edges of the front and rear side panels ( 22, 24 ), and a bottom panel ( 28 ) spaced between the lower edges of the front and rear side panels ( 22, 24 ). The top and bottom panels ( 26, 28 ) are configured to create a contoured or concavity ( 23 ) shaped fully inflated side airbag cushion with a larger sized forward end ( 27 ) volume and with a smaller sized volume at the occupant mid-location ( 25 ) wherein the inflated airbag cushion fills the gap between the door trim ( 7 ) and the occupant ( 2 ).

Claims (20)

1. An inflatable cushion ( 10 , 10 A, 10 B) extending from a seat ( 4 ) of a vehicle comprises:

a front first side panel ( 22 );

a rear second side panel ( 24 );

a top panel ( 26 ) spaced between an upper edge of the front and rear side panels ( 22 , 24 );

a bottom panel ( 28 ) spaced between a lower edge of the front and rear side panels ( 22 , 24 ); and

wherein the top and bottom panels ( 26 , 28 ) are configured to create a contoured shaped ( 23 ), fully inflated side airbag cushion ( 10 ) extending from the seat ( 4 ) along a door ( 6 ) adjacent to a door trim ( 7 ) with a larger sized forward end ( 27 ) volume and with a smaller sized end ( 29 ) volume at a mid-location region ( 25 ) wherein the inflated airbag cushion ( 10 ) fills a gap between the door trim ( 7 ) and the vehicle seat ( 4 ) wherein the contoured shape ( 23 ) has the smaller sized end ( 29 ) volume at the mid-location region ( 25 ) extend vertically from the bottom panel to the top panel.

2. The inflatable cushion ( 10 , 10 A, 10 B) of claim 1 wherein the forward end ( 27 ) projects at least 50% greater than the mid-location ( 25 ).

3. The inflatable cushion ( 10 , 10 A, 10 B) of claim 2 wherein the airbag cushion ( 10 ) has a rear end ( 29 ) connected to an airbag module.

4. The inflatable cushion ( 10 , 10 A, 10 B) of claim 1 wherein the top and bottom panels ( 26 , 28 ) are similar in size and shape.

5. The inflatable cushion ( 10 , 10 A, 10 B) of claim 4 wherein the top and bottom panels ( 26 , 28 ) are the same size and shape.

6. The inflatable cushion ( 10 , 10 A, 10 B) of claim 1 wherein the top and bottom panels ( 26 , 28 ) have a curved forward edge ( 26 e , 28 e ) adjacent the mid-location region ( 25 ).

7. The inflatable cushion ( 10 , 10 A, 10 B) of claim 6 wherein the curved forward edge ( 26 e , 28 e ) has a maximum inward curvature at the mid-location region ( 25 ).

8. The inflatable cushion ( 10 , 10 A, 10 B) of claim 7 wherein the top panel ( 26 ) and the bottom panel ( 28 ) have a rear edge ( 26 d , 28 d ) adjacent the door trim.

9. The inflatable cushion ( 10 , 10 A, 10 B) of claim 1 wherein a rear edge ( 26 d , 28 d ) is generally straight.

10. The inflatable cushion ( 10 , 10 A, 10 B) of claim 1 wherein the inflated cushion ( 10 , 10 A, 10 B) has the top panel ( 26 ) and bottom panel ( 28 ) having a mid-located curvature ( 25 ) extending from a straight portion ( 29 ) adjacent a seatback ( 4 ) to the larger sized forward end ( 29 ), a space between the forward end and the seatback forming a contoured shape ( 23 ) occupant space.

11. The inflatable cushion ( 10 , 10 A, 10 B) of claim 1 further has an internal panel ( 30 ) internally sewn or otherwise affixed to the front and rear side panels ( 22 , 24 ).

12. The inflatable cushion ( 10 , 10 A, 10 B) of claim 11 wherein the internal panel ( 30 ) is generally vertically oriented.

13. The inflatable cushion ( 10 , 10 A, 10 B) of claim 12 wherein the internal panel ( 30 ) helps retain the contoured shape ( 23 ) at or near the mid-location region ( 25 ).

14. The inflatable cushion ( 10 , 10 A, 10 B) of claim 1 wherein the inflated airbag cushion ( 10 , 10 A, 10 B) at the mid-location region ( 25 ) has the contoured shape ( 23 ) configured to avoid generating forces to move or push the occupant ( 2 ) toward an interior and away from the door trim ( 7 ) of the vehicle.

15. The inflatable cushion ( 10 , 10 A, 10 B) of claim 1 wherein the forward end ( 27 ) projects at least 20% greater than the mid-location region ( 25 ).

Assignments (6)
RELEASE OF SECURITY INTEREST Recorded Oct 12, 2021
From: DEUTSCHE BANK TRUST COMPANY AMERICAS, AS SECURITY AGENT FOR THE SECURED PARTIES
To: KEY SAFETY SYSTEMS, INC.
Reel/Frame 057775/0771 →
SECURITY INTEREST Recorded Oct 12, 2021
From: KEY SAFETY SYSTEMS, INC.
To: DEUTSCHE BANK TRUST COMPANY AMERICAS, AS SECURITY AGENT FOR THE SECURED PARTIES
Reel/Frame 057828/0461 →
RELEASE OF INTEREST IN PATENTS- RELEASE OF REEL/FRAME 033673/0524 Recorded Apr 12, 2018
From: UBS AG, STAMFORD BRANCH
To: KEY SAFETY SYSTEMS, INC.; KSS HOLDINGS, INC.; KSS ACQUISITION COMPANY; BREED AUTOMOTIVE TECHNOLOGY, INC.; KEY ASIAN HOLDINGS, INC.; KEY AUTOMOTIVE ACCESSORIES, INC.; KEY AUTOMOTIVE OF FLORIDA, LLC; KEY CAYMAN GP LLC; KEY INTERNATIONAL MANUFACTURING DEVELOPMENT CORPORATION; KEY SAFETY RESTRAINT SYSTEMS, INC.; KEY SAFETY SYSTEMS FOREIGN HOLDCO, LLC
Reel/Frame 045933/0563 →
INTELLECTUAL PROPERTY SECURITY AGREEMENT SUPPLEMENT Recorded Apr 11, 2018
From: KEY SAFETY SYSTEMS, INC.
To: DEUTSCHE BANK TRUST COMPANY AMERICAS
Reel/Frame 045927/0330 →
PATENT SECURITY AGREEMENT Recorded Sep 2, 2014
From: KEY SAFETY SYSTEMS, INC.
To: UBS AG, STAMFORD BRANCH
Reel/Frame 033673/0524 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jun 4, 2013
From: VOLKMANN, MATTHIAS; PIERUCH, MARTIN
To: KEY SAFETY SYSTEMS, INC.
Reel/Frame 030538/0078 →