초록 ▼

An inflatable protective cushion (air bag) for use in an automotive vehicle. The cushion in its folded condition is of substantially quadrilateral configuration and includes superposed congruent impact surfaces joined to each other along their longitudinal margins and, along their lateral margins, b

An inflatable protective cushion (air bag) for use in an automotive vehicle. The cushion in its folded condition is of substantially quadrilateral configuration and includes superposed congruent impact surfaces joined to each other along their longitudinal margins and, along their lateral margins, by side surfaces folded inwardly. The cushion is made from no more than two flat blanks cut from web material with little or no waste.

대표청구항 ▼

An inflatable cushion for the protection of passengers in an automotive vehicle, comprising: first and second quadrilateral and substantially congruent web means in superposed relation, each web means comprising first and second margins positioned opposited each other and third and fourth margins po

An inflatable cushion for the protection of passengers in an automotive vehicle, comprising: first and second quadrilateral and substantially congruent web means in superposed relation, each web means comprising first and second margins positioned opposited each other and third and fourth margins positioned opposite each other and extending along lines intersecting said first and second margins; third web means comprising fifth and sixth margins positioned opposite each other and at least a seventh margin extending along a line intersecting said fifth and sixth margins, said fifth and sixth margins being connected to one of said third and fourth margins of said first and second quadrilateral web means and said seventh margin being substantially coextensive with one of said first and second margins of said first and second quadrilateral web means; fourth web means comprising eighth and ninth margins positioned opposite each other and at least a tenth margin extending along a line intersecting said eighth and ninth margins, said eighth and ninth margins being connected to the other of said third and fourth margins of said first and second quadrilateral web means and said tenth margin being substantially coextensive with said one of said first and second margins of said first and second quadrilateral web means; said third and fourth web means being positioned between said first and second quadrilateral web means and being folded along fold lines positioned between said fifth and sixth and said eighth and ninth margins, respectively, said seventh and tenths margins each forming first and second sections folded over and extending along each other and along said one of said first and second margins of said first and second quadrilateral web means; first seam means for connecting one of said first and second margins of said first and second quadrilateral web means to each other and to said first and second sections of said seventh and tenth margins of said third and fourth web means; second seam means for connecting the other of said first and second margins of said first and second quadrilateral web means to each other; at least third seam means extending along a line intersecting said first and second margins of one of said first and second quadrilateral web means for forming a substantially enclosed chamber; and means for inflating said chamber and located in one of said first and second seam means.