초록 ▼

A protection device (10) having a set (11) of protection inflatable members (15, 20, 25) including left and right inflatable lateral means (20, 25) that are suitable for co-operating respectively with the left and right shoulder straps (6, 7), said device (10) possessing an inflator (30) for inflati

A protection device (10) having a set (11) of protection inflatable members (15, 20, 25) including left and right inflatable lateral means (20, 25) that are suitable for co-operating respectively with the left and right shoulder straps (6, 7), said device (10) possessing an inflator (30) for inflating said protection inflatable members (15, 20, 25). The device includes a headrest (35) carrying a nape airbag (15) of said set of inflatable members (15, 20, 25), the nape airbag (15) including one passage (16, 17) per inflatable lateral means (20, 25) in order to convey fluid to each inflatable lateral means (20, 25), said headrest (35) being provided with a hollow support (40) carrying said inflator (30) and with a fluid diffusion box (50) arranged in the nape airbag (15) so as to convey a fluid from the inflator (30) to the nape airbag (15) and to the inflatable lateral means (20, 25).

대표청구항 ▼

1. A device for protecting an individual held on a seat by means of a harness including a left shoulder strap and a right shoulder strap, said device having a set of protection inflatable members including left and right inflatable lateral means that are suitable for co-operating respectively with t

1. A device for protecting an individual held on a seat by means of a harness including a left shoulder strap and a right shoulder strap, said device having a set of protection inflatable members including left and right inflatable lateral means that are suitable for co-operating respectively with the left and right shoulder straps, said device possessing an inflator for inflating said protection inflatable members, and a headrest carrying a nape airbag of said set of inflatable members, the nape airbag including one passage per inflatable lateral means in order to convey fluid to each inflatable lateral means, said headrest being provided with a hollow support carrying said inflator and with a fluid diffusion box arranged in the nape airbag in order to convey a fluid from the inflator to the nape airbag and to the inflatable lateral means, wherein said device includes one slide means per inflatable lateral means in order to enable relative movement between said inflatable lateral means and a shoulder strap co-operating with said inflatable lateral means, each slide means being secured to an inflatable lateral means. 2. A device according to claim 1, wherein each inflatable lateral means comprises a bottom airbag and a top airbag. 3. A device according to claim 1, wherein said set of protection inflatable members is arranged in a cover including zones of weakness to allow the protection inflatable members to be deployed. 4. A device according to claim 1, wherein said device is devoid of pipes for conveying fluid from the inflator to a protection inflatable member. 5. A device according to claim 1, wherein said slide means include a base carrying at least two guides suitable for having a shoulder strap passing therethrough. 6. A device according claim 1, wherein a fusible section is arranged between each slide means and the headrest. 7. A device according to claim 6, wherein said slide means are attached by means of a fusible section to said headrest. 8. A device according to claim 6, wherein said headrest includes left and right rotary connections respectively passing left and right shoulder straps, each slide means being fastened by a fusible section to a rotary connection. 9. A device according to claim 1, wherein said headrest includes left and right retractors respectively carrying left and right shoulder straps. 10. A device according to claim 1, wherein said device includes activation means for activating said inflator to cause the protection inflatable members to be inflated under predetermined conditions. 11. A device according to claim 10, wherein said device includes inhibit means for inhibiting said activation means. 12. A device according to claim 1, wherein said hollow support includes support means fastened to the headrest and carrying a jaw suitable for holding said inflator, said jaw comprising first and second rings defining an annular diffusion groove facing at least one diffusion orifice of said inflator, said annular diffusion groove communicating with a duct formed in said support means and leading to said diffusion box. 13. A seat provided with a backrest and a harness for retaining an individual, the harness comprising left and right shoulder straps, said seat including a device for protecting the individual, which device has a set of protection inflatable members including left and right inflatable lateral means co-operating respectively with the left and right shoulder straps, said device possessing an inflator for inflating said protection inflatable members, wherein said device is a device according to claim 1, the device having a headrest carrying a nape airbag of said set of inflatable members, the nape airbag having one passage per inflatable lateral means for conveying a fluid to each inflatable lateral means, said headrest being provided with a hollow support carrying said inflator and a fluid diffusion box arranged in the nape airbag in order to convey a fluid from the inflator to the nape airbag and to the inflatable lateral means. 14. A vehicle, wherein said vehicle includes at least one seat according to claim 13. 15. A device for protecting an individual held on a seat by means of a harness including a left shoulder strap and a right shoulder strap, said device having a set of protection inflatable members including left and right inflatable lateral means that are suitable for co-operating respectively with the left and right shoulder straps, said device possessing an inflator for inflating said protection inflatable members, and a headrest carrying a nape airbag of said set of inflatable members, the nape airbag including one passage per inflatable lateral means in order to convey fluid to each inflatable lateral means, said headrest being provided with a hollow support carrying said inflator and with a fluid diffusion box arranged in the nape airbag in order to convey a fluid from the inflator to the nape airbag and to the inflatable lateral means, wherein said device includes one slide means per inflatable lateral means in order to enable relative movement between said inflatable lateral means and a shoulder strap co-operating with said inflatable lateral means, each slide means being secured to an inflatable lateral means; wherein said device includes activation means for activating said inflator to cause the protection inflatable members to be inflated under predetermined conditions; andwherein said device includes inhibit means for inhibiting said activation means. 16. A device for protecting an individual held on a seat by means of a harness including a left shoulder strap and a right shoulder strap, said device having a set of protection inflatable members including left and right inflatable lateral means that are suitable for co-operating respectively with the left and right shoulder straps, said device possessing an inflator for inflating said protection inflatable members, and a headrest carrying a nape airbag of said set of inflatable members, the nape airbag including one passage per inflatable lateral means in order to convey fluid to each inflatable lateral means, said headrest being provided with a hollow support carrying said inflator and with a fluid diffusion box arranged in the nape airbag in order to convey a fluid from the inflator to the nape airbag and to the inflatable lateral means, wherein said device includes one slide means per inflatable lateral means in order to enable relative movement between said inflatable lateral means and a shoulder strap co-operating with said inflatable lateral means, each slide means being secured to an inflatable lateral means; and wherein said hollow support includes support means fastened to the headrest and carrying a jaw suitable for holding said inflator, said jaw comprising first and second rings defining an annular diffusion groove facing at least one diffusion orifice of said inflator, said annular diffusion groove communicating with a duct formed in said support means and leading to said diffusion box.