Gas bag module, in particular for a knee gas bag

• US 20050194767A1
• Filed: 02/24/2005
• Published: 09/08/2005
• Est. Priority Date: 03/05/2004
• Status: Abandoned Application

• Current Assignee: TRW Automotive GmbH (Apollo Global Management, Inc.)
• Original Assignee: TRW Automotive GmbH (Apollo Global Management, Inc.)
• Inventors: Freisler, Werner, Zischka, Gerd
• Application Number:
  US11/065,503
• Publication Number:
  US 20050194767A1
• Time in Patent Office: Days
• US Class Current: 280/728.2
• CPC Class Codes: B60R 21/206 in the lower part of dashboards, e.g. for protecting the knees

Abstract

A gas bag module (10), in particular for a knee gas bag, includes a housing (12), a gas generator (16) and a gas bag (14). The gas generator (16) and the gas bag (14) form a unit which is floatingly mounted in the interior of the housing (12).

Claims

1. A gas bag module (10), in particular for a knee gas bag, including a housing (12), a gas generator (16) and a gas bag (14), characterized in that the gas generator (16) and the gas bag (14) form a unit which is floatingly mounted in the interior of the housing (12).

2. The gas bag module according to claim 1, characterized in that the housing (12) is made of plastic.

3. The gas bag module according to claim 1, characterized in that the housing (12) comprises two parts (18, 24) which are connected to each other by a film hinge (26).

4. The gas bag module according to claim 3, characterized in that one of the housing parts is trough-shaped and has a front wall (22) and a side wall (20) and the second housing part (24) has a side wall.

5. The gas bag module according to claim 4, characterized in that in the region of the front wall (22) at least one tear line (23) is provided.

6. The gas bag module according to claim 3, characterized in that the two housing parts (18, 24) are locked with each other.

7. The gas bag module according to claim 3, characterized in that close to the front wall (22) the trough-shaped housing part (18) is provided with a plurality of latching lugs (28) reaching through openings (30) in the second housing part (24).

8. The gas bag module according to claim 1, characterized in that holding lugs (36) engage the gas generator (16), said holding lugs (36) extending outwards through the housing (12).

9. The gas bag module according to claim 1, characterized in that the housing (12) is placed in a mount (40) in an instrument carrier (5).

10. The gas bag module according to claim 9, characterized in that the housing (12) locks into place in the mount (40).

11. The gas bag module according to claim 9, characterized in that the mount (40) is provided with reinforcement ribs (44).

12. The gas bag module according to claim 1, characterized in that the housing (12) is constructed in one piece and in that the unit formed of the gas generator (16) and the gas bag (14) is attached in a vehicle-fixed manner.