Side airbag device for restraining occupant's head

• US 6,220,623 B1
• Filed: 06/08/1999
• Issued: 04/24/2001
• Est. Priority Date: 06/17/1998
• Status: Expired due to Fees

• Current Assignee: Takata Corporation (Ningbo Junsheng Investment Group Co., Ltd.)
• Original Assignee: Takata Corporation (Ningbo Junsheng Investment Group Co., Ltd.)
• Inventors: Yokota, Keishi
• Primary Examiner(s): English, Peter C.
• Application Number:
  US09/327,552
• Time in Patent Office: 686 Days
• Field of Search: 280/730.2, 280/730.1, 280/728.2, 280/728.3
• US Class Current: 280/728.2
• CPC Class Codes: B60R 21/213 in vehicle roof frames or pillars

Abstract

A side airbag device is formed of a casing and an airbag within the casing. The casing is made of an extruded resin and is provided with a plurality of mounting portions at intervals of 500 mm or less by heat pressing. Portions of the airbag are clamped by the mounting portions. The side airbag device can be installed easily to a vehicle body and manufactured at a low cost.

Claims

1. A side airbag device for restraining an occupant'"'"'s head to be installed at an upper side portion of a vehicle cabin, comprising:

an elongated casing extending in a longitudinal direction and being made of an extruded resin, said elongated casing including a flat portion, a curved portion integrally connected to the flat portion at an upper portion thereof to be disposed over the flat portion to have a space therebetween, and mounting portions to be fixed to the upper side portion of the vehicle cabin, said mounting portions being formed by heat pressing to have flat shapes and formed on a side of the casing to partially protrude upwardly from the flat portion and the curved portion to have a space therebetween, each of the mounting portions having a hole therein for allowing a screw to pass therethrough to fix the elongated casing to the upper side portion of the vehicle cabin, and

an airbag having an elongated configuration to be folded and accommodated in the space between the flat portion and the curved portion of the casing, and projecting portions projecting outwardly from an upper edge thereof, each of said projecting portions being located in one of the spaces of the mounting portions to be clamped to the elongated casing at the mounting portions.

2. A side airbag device according to claim 1, wherein said mounting portions are formed at intervals of at most 500 mm.

3. A side airbag device according to claim 1, wherein said curved portion has a lower edge directly contacting the flat portion.

4. A side airbag device according to claim 3, further comprising a gas generator attached tq one longitudinal end of the airbag, and a fixture connected to the other longitudinal end of the airbag to fix the other longitudinal end to the vehicle.