This Technical Report gives methods to determine the instant of head contact and the duration of this contact during impact tests.The determination of head engagement and disengagement times are used in the calculation of the contact head injury criteria (HIC). This title may contain less than 24 pages of technical content.
You easily download any file type for your device.ISO/TR 12351:1999, Road vehicles -- Determination of head contact and duration in impact tests | ISO TC 22/SC 12/WG 3. I really enjoyed this book and have already told so many people about it!