NHTSA | National Highway Traffic Safety Administration

McConnell et al., [21] performed a series of low speed (ΔV 3.6 - 6.8 mph) staged rear end crash tests using volunteer test subjects (males 32 to 59 yrs.). The tops of the subjects’ heads were 6.3 to 7.9 inches above the tops of the head restraints and backset was 2.0 to 4.6 inches. ................
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