SIDE CURTAIN AIRBAG WITH FABRIC DIFFUSER
First Claim
1. An inflatable cushion for a side of a vehicle, the inflatable cushion, comprising:
- a first cushion section formed from a first sheet of material secured to a second sheet of material, the first cushion section having a plurality of separate inflatable cells each of which having an inlet opening for receipt of an inflation gas;
an internal passageway formed in the first cushion section, the internal passageway linking and fluidly coupling to each of the plurality of separate inflatable cells via the inlet opening of each of the plurality of separate inflatable cells, the internal passageway being formed by an upper portion of the first sheet of material and an upper portion of the second sheet of material; and
a fabric diffuser member located in the internal passageway, the fabric diffuser member being sealed at one end and open on another end for receipt of an inflation gas, the fabric diffuser being configured to supply the inflation gas to each of the plurality of separate inflatable cells through a plurality of inflation openings, wherein a height of the fabric diffuser in an inflated configuration is less than a length of the fabric diffuser in the inflated configuration and wherein the fabric diffuser is rolled inwardly to define an un-inflated configuration, the height of the fabric diffuser in the un-inflated configuration being less than the height of the fabric diffuser when it is in an inflated configuration.
3 Assignments
0 Petitions
Accused Products
Abstract
An inflatable cushion for a side of a vehicle is provided, the inflatable cushion having: a first cushion section formed from a first sheet of material secured to a second sheet of material, the first cushion section having a plurality of separate inflatable cells each of which having an inlet opening for receipt of an inflation gas; an internal passageway formed in the first cushion section, the internal passageway linking and fluidly coupling to each of the plurality of separate inflatable cells via the inlet opening of each of the plurality of separate inflatable cells, the internal passageway being formed by an upper portion of the first sheet of material and an upper portion of the second sheet of material; a fabric diffuser member located in the internal passageway, the fabric diffuser member being sealed at one end and open on another end for receipt of an inflation gas, the fabric diffuser being configured to supply the inflation gas to each of the plurality of separate inflatable cells through a plurality of inflation openings, wherein a height of the fabric diffuser in an inflated configuration is less than a length of the fabric diffuser in the inflated configuration and wherein the fabric diffuser is rolled inwardly to define an un-inflated configuration, the height of the fabric diffuser in the un-inflated configuration being less than the height of the fabric diffuser when it is in an inflated configuration.
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Citations
38 Claims
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1. An inflatable cushion for a side of a vehicle, the inflatable cushion, comprising:
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a first cushion section formed from a first sheet of material secured to a second sheet of material, the first cushion section having a plurality of separate inflatable cells each of which having an inlet opening for receipt of an inflation gas; an internal passageway formed in the first cushion section, the internal passageway linking and fluidly coupling to each of the plurality of separate inflatable cells via the inlet opening of each of the plurality of separate inflatable cells, the internal passageway being formed by an upper portion of the first sheet of material and an upper portion of the second sheet of material; and a fabric diffuser member located in the internal passageway, the fabric diffuser member being sealed at one end and open on another end for receipt of an inflation gas, the fabric diffuser being configured to supply the inflation gas to each of the plurality of separate inflatable cells through a plurality of inflation openings, wherein a height of the fabric diffuser in an inflated configuration is less than a length of the fabric diffuser in the inflated configuration and wherein the fabric diffuser is rolled inwardly to define an un-inflated configuration, the height of the fabric diffuser in the un-inflated configuration being less than the height of the fabric diffuser when it is in an inflated configuration. - View Dependent Claims (2, 3, 4, 5, 6)
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7. An inflatable cushion for a side of a vehicle, the inflatable cushion, comprising:
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a first cushion section formed from a first sheet of material secured to a second sheet of material, the first cushion section having a plurality of separate inflatable cells each of which having an inlet opening for receipt of an inflation gas; an internal passageway formed in the first cushion section, the internal passageway linking and fluidly coupling to each of the plurality of separate inflatable cells via the inlet opening of each of the plurality of separate inflatable cells, the internal passageway being formed by an upper portion of the first sheet of material and an upper portion of the second sheet of material; and a fabric diffuser member located in the internal passageway, the fabric diffuser member being sealed at one end and open on another end for receipt of an inflation gas, the fabric diffuser being configured to supply the inflation gas to each of the plurality of separate inflatable cells through a plurality of inflation openings, wherein a height of the fabric diffuser in an inflated configuration is less than a length of the fabric diffuser in the inflated configuration and wherein the fabric diffuser is comprises at least one outer layer of a woven fabric with an inner layer or coating bonded to an inside of the at least one outer layer. - View Dependent Claims (8, 9, 10, 11, 12, 13, 14, 15)
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16. An inflatable cushion for a side of a vehicle, the inflatable cushion, comprising:
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a first cushion section formed from a first sheet of material secured to a second sheet of material, the first cushion section having a plurality of separate inflatable cells each of which having an inlet opening for receipt of an inflation gas; an internal passageway formed in the first cushion section, the internal passageway linking and fluidly coupling to each of the plurality of separate inflatable cells via the inlet opening of each of the plurality of separate inflatable cells, the internal passageway being formed by an upper portion of the first sheet of material and an upper portion of the second sheet of material; and a fabric diffuser member located in the internal passageway, the fabric diffuser member being sealed at one end and open on another end for receipt of an inflation gas, the fabric diffuser being configured to supply the inflation gas to each of the plurality of separate inflatable cells through a plurality of inflation openings, wherein a height of the fabric diffuser in an inflated configuration at the one end is greater than a height of the fabric diffuser at the other end and wherein the plurality of inflation openings are located proximate to the one end. - View Dependent Claims (17, 18)
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19. An airbag module for a vehicle, comprising:
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a side curtain inflatable cushion comprising; a first cushion section formed from a first sheet of material secured to a second sheet of material, the first cushion section having a plurality of separate inflatable cells each of which having an inlet opening for receipt of an inflation gas; an internal passageway formed in the first cushion section, the internal passageway linking and fluidly coupling to each of the plurality of separate inflatable cells via the inlet opening of each of the plurality of separate inflatable cells, the internal passageway being formed by an upper portion of the first sheet of material and an upper portion of the second sheet of material; a fabric diffuser member located in the internal passageway, the fabric diffuser member being sealed at one end and open on another end for receipt of an inflation gas, the fabric diffuser being configured to supply the inflation gas to each of the plurality of separate inflatable cells through a plurality of inflation openings, wherein a height of the fabric diffuser in an inflated configuration is less than a length of the fabric diffuser in the inflated configuration and wherein the fabric diffuser is rolled inwardly to define an un-inflated configuration, the height of the fabric diffuser in the un-inflated configuration being less than the height of the fabric diffuser when it is in an inflated configuration; and an inflator for providing the inflation gas, the inflator being fluidly coupled to the fabric diffuser member. - View Dependent Claims (20, 21, 22, 23, 24)
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25. An airbag module for a vehicle, comprising:
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a side curtain inflatable cushion comprising; a first cushion section formed from a first sheet of material secured to a second sheet of material, the first cushion section having a plurality of separate inflatable cells each of which having an inlet opening for receipt of an inflation gas; an internal passageway formed in the first cushion section, the internal passageway linking and fluidly coupling to each of the plurality of separate inflatable cells via the inlet opening of each of the plurality of separate inflatable cells, the internal passageway being formed by an upper portion of the first sheet of material and an upper portion of the second sheet of material; a fabric diffuser member located in the internal passageway, the fabric diffuser member being sealed at one end and open on another end for receipt of an inflation gas, the fabric diffuser being configured to supply the inflation gas to each of the plurality of separate inflatable cells through a plurality of inflation openings, wherein a height of the fabric diffuser in an inflated configuration is less than a length of the fabric diffuser in the inflated configuration and wherein the fabric diffuser is comprises at least one outer layer of a woven fabric with an inner layer or coating bonded to an inside of the at least one outer layer; and an inflator for providing the inflation gas, the inflator being fluidly coupled to the fabric diffuser member. - View Dependent Claims (26, 27, 28, 29, 30, 31, 32, 33, 34, 35)
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36. An airbag module for a side of a vehicle, the inflatable cushion, comprising:
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a side curtain inflatable cushion comprising; a first cushion section formed from a first sheet of material secured to a second sheet of material, the first cushion section having a plurality of separate inflatable cells each of which having an inlet opening for receipt of an inflation gas; an internal passageway formed in the first cushion section, the internal passageway linking and fluidly coupling to each of the plurality of separate inflatable cells via the inlet opening of each of the plurality of separate inflatable cells, the internal passageway being formed by an upper portion of the first sheet of material and an upper portion of the second sheet of material; a fabric diffuser member located in the internal passageway, the fabric diffuser member being sealed at one end and open on another end for receipt of an inflation gas, the fabric diffuser being configured to supply the inflation gas to each of the plurality of separate inflatable cells through a plurality of inflation openings, wherein a height of the fabric diffuser in an inflated configuration at the one end is greater than a height of the fabric diffuser at the other end and wherein the plurality of inflation openings are located proximate to the one end; and an inflator for providing the inflation gas, the inflator being fluidly coupled to the fabric diffuser member. - View Dependent Claims (37, 38)
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Specification