Airbag module
An airbag module, in particular for a frontal airbag, has a housing with at least one housing recess and a housing opening. The airbag has at least one opening therein for receiving an inflator. The inflator can be arranged in the housing opening and the opening in the airbag and the housing recess. The opening in the airbag for receiving an inflator is reinforced by a reinforcing member, which extends essentially around the opening in the airbag for receiving an inflator. The reinforcing member can be deformed and restored, to be guided from the interior of the housing through the housing opening, so that the reinforcing member at least partly is adjacent to the exterior wall of the housing in the region of the housing opening.
1. An airbag module comprising:
a housing with a housing recess and a housing opening;
an inflator;
an airbag located at least partly in the housing recess, the airbag having an opening therein for receiving the inflator, an elastic reinforcing member that is attached to or integral with the airbag and extends around the periphery of the opening in the airbag for receiving the inflator, the reinforcing member having an external periphery that is larger than an internal periphery of the housing opening and being configured such that the reinforcing member can be deformed and passed from the housing recess through the housing opening and then elastically return to a non-deformed state, the reinforcing member being located adjacent to an exterior wall of the housing such that the housing opening and the opening in the airbag for receiving the inflator are adjacent one another, the inflator being disposed within the housing opening and the opening in the airbag for receiving the inflator and inside a portion of the airbag that is located within the housing recess.
2. The airbag module according to claim 1 , wherein the inflator has at least one projection located at a first end of the inflator and the reinforcing member is arranged between the exterior wall of the housing and the at least one projection located on the inflator.
3. The airbag module according to claim 1 , wherein the housing opening, the reinforcing member and the opening in the airbag for receiving the inflator are essentially circular.
4. The airbag module according to claim 3 , wherein the reinforcing member includes a device for positioning the reinforcing member relative to the housing by bringing the device into engagement with a mating feature of the housing.
5. The airbag module according to claim 3 , wherein the reinforcing member is made of synthetic material and sewn, glued or welded to the airbag in the region of the opening in the airbag for receiving an inflator.
6. The airbag module according to claim 4 , wherein the reinforcing member is made of synthetic material and sewn, glued or welded to the airbag in the region of the opening in the airbag for receiving an inflator.
7. The airbag module according to claim 1 , wherein the airbag has at least one an opening therein for accommodating a fastening means of the inflator.
8. The airbag module according to claim 1 , wherein the airbag has an opening therein for accommodating a fastening means of the inflator, the fastening means of the inflator extends through the opening in the airbag for accommodating the fastening means and a corresponding opening in the housing and is secured in place with regards to the housing.
9. The airbag module according to claim 8 , wherein the fastening means comprises a locking device, a threaded fastening means or corresponding releasable or non-releasable fastening means.
10. The airbag module according to claim 1 , wherein the airbag has an opening therein for accommodating a fastening means of the inflator, the fastening means comprising a threaded shaft that extends through the opening in the airbag for accommodating the fastening means and a corresponding opening in the housing and is secured in a threaded manner with a nut outside of the housing such that the inflator is secured in place with regards to the housing.
11. The airbag module according to claim 8 , further comprising a positioning means located on the airbag in the region of the opening the airbag for accommodating the fastening means of the inflator, the positioning means securing the airbag with the housing at least in the region to the housing adjacent the opening the corresponding opening in the housing.
12. The airbag module according to claim 9 , further comprising a positioning means located on the airbag in the region of the opening the airbag for accommodating the fastening means of the inflator, the positioning means securing the airbag with the housing at least in the region to the housing adjacent the opening the corresponding opening in the housing.
13. The airbag module according to claim 10 , further comprising a positioning means located on the airbag in the region of the opening the airbag for accommodating the fastening means of the inflator, the positioning means securing the airbag with the housing at least in the region to the housing adjacent the opening the corresponding opening in the housing.
14. An airbag module comprising:
a housing with a housing recess and a housing opening;
an inflator having at one end thereof at least one projection and at an opposite end thereof a fastening means;
an airbag located at least partly in the housing recess, the airbag having an opening therein for receiving the inflator and an opening for accommodating the fastening means of the inflator, an elastic reinforcing member that is attached to or integral with the airbag and extends around the periphery of the opening in the airbag for receiving the inflator, the reinforcing member having an external periphery that is larger than an internal periphery of the housing opening and being configured such that the reinforcing member can be deformed and passed from the housing recess through the housing opening and then elastically return to a non-deformed state, the reinforcing member being located between an exterior wall of the housing and the at least one projection of the inflator such that the housing opening and the opening in the airbag for receiving the inflator are adjacent one another, the inflator being disposed within the housing opening and the opening in the airbag for receiving the inflator and inside a portion of the airbag that is located within the housing recess, the fastening means of the inflator extending through the opening in the airbag for accommodating the fastening means and a corresponding opening in the housing and is secured in place with regards to the housing.
15. The airbag module according to claim 14 , wherein the fastening means comprises a threaded shaft that extends through the opening in the airbag for accommodating the fastening means and a corresponding opening in the housing and is secured in a threaded manner with a nut outside of the housing such that the inflator is secured in place with regards to the housing.
16. The airbag module according to claim 14 , wherein the fastening means comprises a locking device, a threaded fastening means or corresponding releasable or non-releasable fastening means.
17. The airbag module according to claim 14 , further comprising a positioning means located on the airbag in the region of the opening the airbag for accommodating the fastening means of the inflator, the positioning means securing the airbag with the housing at least in the region to the housing adjacent the opening the corresponding opening in the housing.
18. The airbag module according to claim 15 , further comprising a positioning means located on the airbag in the region of the opening the airbag for accommodating the fastening means of the inflator, the positioning means securing the airbag with the housing at least in the region to the housing adjacent the opening the corresponding opening in the housing.
19. The airbag module according to claim 16 , further comprising a positioning means located on the airbag in the region of the opening the airbag for accommodating the fastening means of the inflator, the positioning means securing the airbag with the housing at least in the region to the housing adjacent the opening the corresponding opening in the housing.
20. The airbag module according to claim 14 , wherein the reinforcing member includes a device for positioning the reinforcing member relative to the housing by bringing the device into engagement with a mating feature of the housing.
21. The airbag module according to claim 15 , wherein the reinforcing member includes a device for positioning the reinforcing member relative to the housing by bringing the device into engagement with a mating feature of the housing.
22. The airbag module according to claim 16 , wherein the reinforcing member includes a device for positioning the reinforcing member relative to the housing by bringing the device into engagement with a mating feature of the housing.