1348239 Neck supports A K OMMAYA and A E HIRSCH 22 Dec 1972 [23 Dec 1971] 59506/72 Heading A5R An appliance for preventing whiplash-type injury to the wearer if involved in a vehicle impact comprises an inflatable collar 12, a source of compressed gas 14 connected to the collar, and sensing means 18 associated with the gas source for triggering the source to inflate the collar when acceleration of a body part of the wearer above a predetermined value is detected. The collar may be connected to a helmet carrying the gas source and sensing means. In a modification the collar is detachably connected to an upper garment of the wearer.
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