Side airbag with necking chamber
AssigneeFord Global Technologies, LLC
InventorsZhibing Deng, Deepak Patel, Krishnakanth E. Aekbote
Life of this patent
Estimating the term…
Abstract
A side airbag for a vehicle includes a main chamber and a necking chamber. The main chamber has an opening for connecting to an inflator and a first thickness in an inflated condition. The necking chamber is peripherally surrounded by the main chamber and is connected to the main chamber by a restrictive vent. The necking chamber has a second thickness in the inflated condition less than the first thickness and is aligned with a targeted body area.
Claims11
A side airbag for a vehicle comprising:
- a main chamber including an opening for connecting to an inflator and including a first airbag thickness in an inflated condition;
- a necking chamber peripherally surrounded by the main chamber and connected thereto by a restrictive vent and including a second airbag thickness in the inflated condition less than the first airbag thickness and aligned with a targeted body area;
- and
- a wall separating the main chamber from the necking chamber and in part defining the second airbag thickness;
- wherein a plurality of restrictive vents are disposed in the wall.
A side airbag module for a passenger vehicle comprising:
- a housing shaped for mounting in a seat back;
- an inflator connected to the housing;
- and
- an airbag disposed in the housing in a deflated condition and including:
- a main chamber including an opening for receiving an inflator and including a first airbag thickness in an inflated condition,
- a necking chamber peripherally surrounded by the main chamber connected thereto by a restrictive vent and including a second airbag thickness in the inflated condition less than the first airbag thickness and aligned with a targeted body area;
- and
- a wall separating the main chamber from the necking chamber and in part defining the second airbag thickness;
- wherein a plurality of restrictive vents are disposed in the wall.
A side airbag system for use in a passenger vehicle comprising:
- a seat back including a cover;
- and
- a side airbag module shaped for mounting in a seat back fixed to the seat back beneath the cover, the side airbag module including:
- a housing shaped for mounting in a seat back,
- an inflator connected to the housing, and
- an airbag disposed in the housing in a deflated condition and including:
- a main chamber including a part of the inflator disposed therein and including a first airbag thickness in an inflated condition, and
- a necking chamber peripherally surrounded by the main chamber connected thereto by a restrictive vent and including a second airbag thickness in the inflated condition less than the first airbag thickness and aligned with a targeted body area;
- a wall separating the main chamber from the necking chamber and in part defining the second airbag thickness;
- wherein a plurality of restrictive vents are disposed in the wall with none of the vents being in a rear portion of the wall.
Dependencies are inferred from the claim text.