Patent ID: 7654613

Claim:
A head protection assembly comprising: at least one fluid chamber; said at least one fluid chamber being inflatable and deflatable, said at least one fluid chamber being constructed and arranged to be secured to a safety seat of a vehicle and positionable in alignment with a head of an occupant of the safety seat whereby the head of the occupant is protected against lateral and rearward movement caused by an impact relative to the safety seat, a plurality of separate fluid chambers connected to each other, at least two said fluid chambers positioned on both sides of the head of an occupant of the safety seat, wherein said plurality of separate fluid chambers are separated from each other by fluid impermeable barriers, at least one fluid passage connecting adjacent fluid chambers, said at least one fluid passage being constructed and arranged to permit fluid to be displaced from a first chamber into a second chamber upon impact of the head of an occupant of the seat and also to permit fluid to be displaced from said second chamber back into said first chamber upon removal of the head from contacting said first chamber, whereby fluid is distributed throughout said head protection assembly as a result of impact of the head of an occupant of the safety seat.