Knee air bag apparatus and method for manufacturing the same
First Claim
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1. A knee air bag apparatus, comprising:
- an air bag;
an air bag housing accommodating the air bag therein; and
an inflator for generating gas, the inflator comprising a first portion received in the air bag, and a remaining portion disposed outside the air bag within the air bag housing;
wherein the inflator comprises at least one stud protruding from an outer peripheral surface of the inflator at a portion of the inflator received in the air bag and extending through the air bag such that the at least one stud is coupled to the air bag housing;
the at least one stud comprises a first stud and a second stud;
the first stud is coupled to the air bag housing after extending through the air bag; and
the second stud is coupled to the air bag housing after extending through the air bag and a seal member;
the air bag comprises a third through hole through which the first stud extends and a fourth through hole through which the second stud extends;
wherein the seal member comprises an extension portion extending from a seal portion, the extension portion enclosing at least a portion of the outer peripheral surface of the inflator disposed outside the air bag together with the seal portion;
the extension portion comprises a second slit open at one side thereof, to enclose at least the portion of the outer peripheral surface of the inflator disposed outside the air bag;
the second slit extends along a line passing the third and fourth through holes, and the open side of the second slit faces the third and fourth through holes.
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Abstract
Exemplary embodiments provide a knee air bag apparatus, and a method of manufacturing a knee air bag apparatus, including an air bag to be inflated by gas introduced thereinto, an air bag housing accommodating the air bag therein, and an inflator for generating the gas, the inflator having a first portion received in the air bag, and a remaining portion disposed outside the air bag within the air bag housing for connection of signal wiring.
31 Citations
6 Claims
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1. A knee air bag apparatus, comprising:
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an air bag; an air bag housing accommodating the air bag therein; and an inflator for generating gas, the inflator comprising a first portion received in the air bag, and a remaining portion disposed outside the air bag within the air bag housing; wherein the inflator comprises at least one stud protruding from an outer peripheral surface of the inflator at a portion of the inflator received in the air bag and extending through the air bag such that the at least one stud is coupled to the air bag housing; the at least one stud comprises a first stud and a second stud; the first stud is coupled to the air bag housing after extending through the air bag; and the second stud is coupled to the air bag housing after extending through the air bag and a seal member; the air bag comprises a third through hole through which the first stud extends and a fourth through hole through which the second stud extends; wherein the seal member comprises an extension portion extending from a seal portion, the extension portion enclosing at least a portion of the outer peripheral surface of the inflator disposed outside the air bag together with the seal portion; the extension portion comprises a second slit open at one side thereof, to enclose at least the portion of the outer peripheral surface of the inflator disposed outside the air bag; the second slit extends along a line passing the third and fourth through holes, and the open side of the second slit faces the third and fourth through holes. - View Dependent Claims (2, 3, 4, 5, 6)
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Specification