Curtain airbag bracket and curtain airbag device

• US 20090302581A1
• Filed: 03/11/2009
• Published: 12/10/2009
• Est. Priority Date: 06/09/2008
• Status: Active Grant

• Current Assignee: Joyson Safety Systems Japan K.K.
• Original Assignee: Takata Corporation (Ningbo Junsheng Investment Group Co., Ltd.)
• Inventors: Yokota, Masatoshi, Minamikawa, Takeki, Watanabe, Seiji
• Granted Patent: US 7,874,579 B2
• Time in Patent Office: Days
• US Class Current: 280/728.200
• CPC Class Codes: B60R 21/213 in vehicle roof frames or pillars
• CPC Class Codes: B60R 21/217 Inflation fluid source retainers, e.g. reaction canisters; Connection of bags, covers, diffusers or inflation fluid sources therewith or together
• CPC Class Codes: B60R 21/232 Curtain-type airbags deploying mainly in a vertical direction from their top edge

Abstract

A curtain airbag bracket mounts a curtain airbag having an attachment piece provided in an edge portion of the curtain airbag to a vehicle body. The curtain airbag bracket includes a vehicle body attaching portion for attaching the curtain airbag bracket to the vehicle body, and an airbag mounting portion for mounting the attachment piece. The airbag mounting portion has a bent portion or a curved portion extending from the vehicle body attaching portion toward an inside of the vehicle body.

Claims

1. A curtain airbag bracket for mounting a curtain airbag having an attachment piece to a vehicle body, comprising:

a vehicle body attaching portion for attaching the curtain airbag bracket to the vehicle body, and

an airbag mounting portion for mounting and attaching the attachment piece of the curtain airbag, said airbag mounting portion having a bent portion extending from the vehicle body attaching portion toward an inside of the vehicle body.

2. The curtain airbag bracket according to claim 1, wherein said angle-bent portion substantially perpendicularly extends from the vehicle body attaching portion.

3. The curtain airbag bracket according to claim 1, wherein the airbag mounting portion includes an inserting through hole for allowing the attachment piece of the curtain airbag to pass therethrough.

4. The curtain airbag bracket according to claim 3, wherein the inserting through hole is a slit having a length equal to or longer than a width of the attachment piece.

5. A curtain airbag device, comprising:

a curtain airbag developing along a side of the vehicle body in a form of a curtain,

the curtain airbag bracket according to claim 1 for mounting the curtain airbag to the vehicle body, and

an inflator for supplying gas to the curtain airbag.

6. The curtain airbag device according to claim 5, wherein the airbag mounting portion is positioned above the curtain airbag so that the airbag mounting portion absorbs an upward force from the curtain airbag when the curtain airbag is inflated upwardly, and a downward force when the curtain airbag is inflated downwardly.

7. The curtain airbag device according to claim 6, wherein the airbag mounting portion is elastically or plastically deformed upon receiving the downward force from the curtain airbag.