Inflatable seat back
First Claim
1. An occupant protection system for protecting a seated occupant comprising:
- a seat (20) having a seat cushion (22) and a seat back (24), the seat back including a back support surface;
frame means (26,
30) to support the seat back, an integral or moveable headrest extending above the seat back, cushion material (32) for providing resiliency to the seat and a protective cover material (34) covering cushion material;
an air bag system including an air bag and means for inflating said bag in response to a vehicle collision, the air bag having an inflatable first portion positioned within the seat generally behind the back support surface, wherein upon inflation of the first portion of the air bag, during the collision, a portion of the back support surface is adapted to be gently urged against the spine of the occupant supported by the inflated first portion.
6 Assignments
0 Petitions
Accused Products
Abstract
An occupant protection system for protecting a seated occupant comprising: seat (20) having a seat cushion (22) and a seat back (24), frame means (26, 30) to support the seat back, a headrest extending above the seat back, cushion material (32) for providing resiliency to the seat and a protective cover material (34) covering the cushion material; an air bag (50,50'"'"'), having a first portion extending generally along the length of the seat back and a second portion which when inflated extends above the seat back to be positioned generally in front of the headrest, whereby upon inflation of the first portion of the air bag a portion of the seat back is gently urged against the spine of the occupant and the second portion expands upwardly to provide a protective layer between the headrest and the occupant'"'"'s head.
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Citations
15 Claims
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1. An occupant protection system for protecting a seated occupant comprising:
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a seat (20) having a seat cushion (22) and a seat back (24), the seat back including a back support surface;
frame means (26,
30) to support the seat back, an integral or moveable headrest extending above the seat back, cushion material (32) for providing resiliency to the seat and a protective cover material (34) covering cushion material;an air bag system including an air bag and means for inflating said bag in response to a vehicle collision, the air bag having an inflatable first portion positioned within the seat generally behind the back support surface, wherein upon inflation of the first portion of the air bag, during the collision, a portion of the back support surface is adapted to be gently urged against the spine of the occupant supported by the inflated first portion. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13)
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14. An occupant protection system for protecting a seated occupant comprising:
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a seat (20) having a seat cushion (22) and a seat back (24) the seat back including a back support surface;
frame means (26,
30) to support the seat back, cushion material (32) for providing resiliency to the seat and a protective cover material (34) covering cushion material, wherein the material covering the seat back, generally near its top, includes a frangible portion opened by a portion of an inflating air bag;an air bag system including an air bag and means for inflating said air bag in response to a vehicle collision, the air bag having an inflatable first portion and an inflatable second portion, the first portion positioned within the seat generally behind the back support surface, wherein upon inflation of the first portion of the air bag, during the collision, a portion of the back support surface is gently urged against the spine of the occupant supported by the inflated first portion, the second portion when inflated opens the frangible portion of the seat back and inflates therethough to be positioned generally above the seat back to provide protection for the occupant'"'"'s head. - View Dependent Claims (15)
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Specification