Dual air bag system for occupant restraint
First Claim
Patent Images
1. An inflatable restraint apparatus for use in a vehicle comprising:
- a horizontally elongated air bag housing including a first portion defining an inner air bag cavity;
an inner and an outer air bag, each securely attached to said air bag housing, Said inner air bag being received into said inner air bag cavity; and
a gas generator housing including an inflator for generating a gas when activated, said gas generator housing having a horizontally extending cavity, said cavity receiving said first portion of said air bag housing.
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Abstract
An inflatable vehicle passenger restraint system has an inner and an outer air bag which are both coupled to a manifold which provides inflation gas produced by a gas generator. When the gas generator is activated, inflation gas quickly inflates the smaller inner bag and simultaneously inflates the outer bag at a slightly slower rate, thereby fully protecting an out of position occupant.
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Citations
19 Claims
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1. An inflatable restraint apparatus for use in a vehicle comprising:
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a horizontally elongated air bag housing including a first portion defining an inner air bag cavity; an inner and an outer air bag, each securely attached to said air bag housing, Said inner air bag being received into said inner air bag cavity; and a gas generator housing including an inflator for generating a gas when activated, said gas generator housing having a horizontally extending cavity, said cavity receiving said first portion of said air bag housing. - View Dependent Claims (2, 3, 4, 5, 6, 7)
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8. An inflatable restraint apparatus for use in a vehicle comprising:
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an inner air bag and an outer air bag; a horizontally elongated air bag housing, said inner and outer air bags being attached to said air bag housing, said air bag housing including a first portion defining an inner air bag cavity for storing said inner air bag and a second portion defining an outer air bag cavity for storing said outer air bag, said inner and outer air bags being disposed substantially within said inner and outer air bag cavities, respectively; and a gas generator housing including an inflator for generating a gas when activated, said gas generator housing including a substantially rectangular cavity cooperatively receiving said first portion of said air bag housing. - View Dependent Claims (9, 10, 11, 12, 13, 14, 15)
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16. A dual air bag inflatable restraint apparatus for use in a vehicle, the apparatus comprising:
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a horizontally elongated air bag housing including a first portion defining an inner air bag cavity and a second portion defining an outer air bag cavity; a first inner air bag securely attached to said first inner air bag cavity; an outer air bag securely attached to said outer air bag cavity; a gas generator housing including an inflator for generating a gas when activated, said gas generator housing including a horizontally extending cavity cooperatively receiving said first portion of said air bag housing, said gas generator housing further including first and second horizontally extending passageways in fluid communication with said horizontally extending cavity and said outer air bag; and a manifold disposed between said air bag housing and said gas generator housing and defined in part by said air bag housing and said gas generator housing, said manifold being in fluid communication with said inflator and having a plurality of gas discharge ports, at least one of said plurality of gas discharge ports being in communication with said inner air bag cavity, and at least one of said plurality of gas discharge ports being in communication with said outer air bag cavity. - View Dependent Claims (17, 18, 19)
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Specification