||Number of drop Test
||Peak Acc. (G)
||Peak G Force on Headform (provided in G)
||Peak Acc. (m/sec?)
||Peak G Force on Headform (provided in m/sec?)
||Velocity IN (m/sec)
||Velocity of helmet just before impact in meters per second
||Time Gate (msec)
||Time for the Flag to pass through the Time Gate in milliseconds
||Impact energy in Joules
||Delta T 150G (msec)
||Time in milliseconds between 2 points of the rise and fall at 150G on the graph
||Delta T 200G (msec)
||Time in milliseconds between 2 points of the rise and fall at 200G on the graph
||Area under the graph curve
||Drop friction based on recorded versus theorical speed at impact.
||Drop Height (cm)
||The Height the helmet was dropped from in centimeters.
||Type of anvil: Hemispherical, Flat, Etc.
||Position of the helmet based on testers description.
||Pass of Fail
||Helmet Passed or Failed the test
||Date of test
||Time of test
||Elapse time between drops
||Area under the graph curve (different equation from SI)
||Equation estimates compression in millimeters
||The difference between the velocity IN and the velocity OUT
||Peak Force (N)
||To use with the Load Cell
||Where there are more than one graph, this tells which one to refer.
||Artificial Acc. (m/sec)
||Not supported anymore in current machines
||Velocity OUT (m/sec)
||Velocity of the bounce going up after the first impact in meters per second.
||Velocity IN (km/h)
||Velocity of the helmet just before impact in kilometers per hour.
||Velocity IN (miles/h)
||Velocity of the helmet just before impact in miles per hour.
||Velocity IN (feet/sec)
||Velocity of the helmet just before impact in feet per second.
||Type of projectile dropped on the helmet
||Acc. (G) peak+3msec
||Acc. (G) peak+6msec