A Shock Mitigation of Pedestrian-Vehicle Impact Using Active Hood Lift System: Deploying Time Investigation

Table 2

Variables for equation distances.

Symbol	Specification
	Distance for moment transmitted to bracket release by actuator force
	Distance for moment transmitted to bracket release by reaction of pop-up guide
	Distance for moment transmitted to pop-up guide by force of bracket release
	Distance for moment transmitted to pop-up guide by reacted force of latch part
	Distance for moment transmitted to pop-up guide by reaction of emergency pawl
	Distance for moment transmitted to pop-up guide by reacted force of pin striker
	Distance for moment transmitted to emergency pawl by force of pop-up guide
	Distance for moment transmitted to emergency pawl by force of pin striker
	Distance for moment transmitted to bracket release by friction force between bracket release and pop-up guide
	Distance for moment transmitted to pop-up guide by friction force between bracket release and pop-up guide
	Distance for moment transmitted to pop-up guide by friction force between pop-up guide and emergency paw
	Distance for moment transmitted to pop-up guide by friction force between pop-up guide and pin striker
	Distance for moment transmitted to emergency pawl by friction force between pop-up guide and emergency pawl
	Distance for moment transmitted to emergency pawl by friction force between pin striker and emergency pawl