Airbag safety module for vehicle
First Claim
1. An airbag safety module for a vehicle, comprising:
- an inflatable airbag;
an inflator responsive to an airbag control signal to generate gas for inflating said airbag;
an airbag control unit operable to provide the airbag control signal to said inflator in response to impact acting on a vehicle body;
a cover including a base wall and a side wall continuing from said base wall of said cover, said cover at least partially enclosing said airbag, said inflator, and said airbag control unit therein;
a housing having a base wall and a side wall extending from said base wall of said housing, wherein said airbag control unit is disposed in a space defined by said base and side walls of said housing, wherein said airbag and said inflator are mounted on said base wall of said housing; and
means for fixedly coupling said cover to said housing, consisting of;
a plurality of protrusions provided on said side wall of said housing;
a plurality of openings formed in said side wall of said cover, wherein said protrusions are engagingly disposed in said openings; and
a bottom cover engaged with said housing on a side of said housing opposite from said airbag, said bottom cover having an edge portion which overlaps a portion of said side wall of said housing with a portion of said side wall of said cover being pressingly disposed therebetween.
1 Assignment
0 Petitions
Accused Products
Abstract
An airbag safety module for automotive vehicles is provided. This module includes a box-like cover and a housing. The cover incorporates therein an airbag, an inflator, and an airbag control unit and has a plurality of openings formed in its side wall. The housing includes a base wall on which the airbag and the inflator are mounted and a side wall having thereon a plurality of protrusions engageble with the openings of the cover, respectively to complete the airbag safety module. Each of the protrusions is shaped to allow the housing to be inserted into the cover in an assembling direction of completing the airbag safety module to engage one of the openings of the cover while restricting the cover from being disengaged from the housing in a disassembling direction opposite to the assembling direction.
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Citations
35 Claims
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1. An airbag safety module for a vehicle, comprising:
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an inflatable airbag; an inflator responsive to an airbag control signal to generate gas for inflating said airbag; an airbag control unit operable to provide the airbag control signal to said inflator in response to impact acting on a vehicle body; a cover including a base wall and a side wall continuing from said base wall of said cover, said cover at least partially enclosing said airbag, said inflator, and said airbag control unit therein; a housing having a base wall and a side wall extending from said base wall of said housing, wherein said airbag control unit is disposed in a space defined by said base and side walls of said housing, wherein said airbag and said inflator are mounted on said base wall of said housing; and means for fixedly coupling said cover to said housing, consisting of; a plurality of protrusions provided on said side wall of said housing; a plurality of openings formed in said side wall of said cover, wherein said protrusions are engagingly disposed in said openings; and a bottom cover engaged with said housing on a side of said housing opposite from said airbag, said bottom cover having an edge portion which overlaps a portion of said side wall of said housing with a portion of said side wall of said cover being pressingly disposed therebetween. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28)
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29. An airbag safety module for a vehicle, comprising:
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an inflatable airbag; an inflator responsive to an airbag control signal to generate gas for inflating said airbag; an airbag control unit operable to provide the airbag control signal to said inflator in response to impact acting on a vehicle body; a cover including a base wall portion and a side wall portion continuing from said base wall portion of said cover, at least partially enclosing said airbag, said inflator, and said airbag control unit therein, said side wall portion of said cover having a plurality of openings formed therein; and a housing having a base wall portion and a side wall portion extending from said base wall portion of said housing, wherein said airbag control unit is disposed in a space defined by said base and side wall portions of said housing, wherein said airbag and said inflator are mounted on said base wall portion of said housing, wherein a plurality of protrusions are provided on said side wall portion of said housing, wherein said protrusions are engagingly disposed in said plurality of openings to fixedly couple said cover to said housing, wherein each said protrusion is provided with an extension portion which, when said plurality of protrusions are engagingly disposed in said plurality of openings, projects from a respective said opening of said side wall portion of said cover over an outer surface of said cover, each said extension portion holding an end portion of a bottom plate of said housing onto the outer surface of said side wall portion of said cover.
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30. An airbag safety module for a vehicle, comprising:
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an inflatable airbag; an inflator responsive to an airbag control signal to generate gas for inflating said airbag; an airbag control unit operable to provide the airbag control signal to said inflator in response to impact acting on a vehicle body; a cover including a base wall portion and a side wall portion continuing from said base wall portion of said cover, at least partially enclosing said airbag, said inflator, and said airbag control unit therein, said side wall portion of said cover having a plurality of openings formed therein; and a housing having a base wall portion and a side wall portion extending from said base wall portion of said housing, wherein said airbag control unit is disposed in a space defined by said base and side wall portions of said housing, wherein said airbag and said inflator are mounted on said base wall portion of said housing, wherein said housing has an opening opposite said base wall portion and a bottom plate covering said opening opposite said base wall portion, wherein an edge portion of said bottom plate extends over said side wall portion of said cover to thereby hold said cover onto said side wall portion of said housing, wherein a plurality of protrusions are provided on said side wall portion of said housing, wherein said plurality of protrusions are engagingly disposed in said plurality of openings to thereby fixedly couple said cover to said housing.
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31. An airbag safety module for a vehicle, comprising:
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an inflatable airbag; an inflator responsive to an airbag control signal to generate gas for inflating said airbag, wherein said inflator includes a storage cylinder housing an ignition squib and an extension extending from said storage cylinder; an airbag control unit operable to provide the airbag control signal to said inflator in response to impact acting on a vehicle body, said airbag unit including a circuit board; a cover including a base wall portion and a side wall portion continuing from said base wall portion of said cover, at least partially enclosing said airbag, said inflator, and said airbag control unit therein, said side wall portion of said cover having plurality of openings formed therein; and a housing having a base wall portion and a side wall portion extending from said base wall portion of said housing, wherein said airbag control unit is disposed in a space defined by said base and side wall portions of said housing, wherein said airbag and said inflator are mounted on said base wall portion of said housing, said housing having an opening defined therein to engage said extension of said inflator to thereby align said inflator and said housing, said housing also having said circuit board of said airbag control unit arranged therein, wherein a plurality of protrusions are provided on said side wall portion of said housing, wherein said protrusions are engagingly disposed in said openings to thereby fixedly couple said cover to said housing.
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32. An airbag safety module for a vehicle, comprising:
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an inflatable airbag; an inflator responsive to an airbag control signal to generate gas for inflating said airbag, said inflator including an ignition squib, said ignition squib having first terminals attached thereto; an airbag control unit operable to provide the airbag control signal to said inflator in response to impact acting on a vehicle body, said airbag control unit being provided with second terminals, said first terminals of said inflator being connected to said airbag control unit via second terminals, each of said first and second terminals having a flexible portion to compensate for physical misalignment between said first and second terminals; a cover including a base wall portion and a side wall portion continuing from said base wall portion of said cover, at least partially enclosing said airbag, said inflator, and said airbag control unit therein, said side wall portion of said cover having a plurality of openings formed therein; and a housing having a base wall portion and a side wall portion extending from said base wall portion of said housing, wherein said airbag control unit is disposed in a space defined by said base and side wall portions of said housing, wherein said airbag and said inflator are mounted on said base wall portion of said housing, wherein a plurality of protrusions are provided on said side wall portion of said housing, wherein said protrusions are engagingly disposed in said openings to thereby couple said cover to said housing. - View Dependent Claims (33, 34, 35)
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Specification