How to Distinguish Pre-tensioner Seat Belts?
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Pre-tensioner seat belts automatically retract in advance when the vehicle experiences excessive collision force, whereas regular seat belts operate on a basic protection principle. By definition, pre-tensioner seat belts differ from standard seat belts as they can proactively assess whether a situation constitutes an accident and activate their safety protection function accordingly. Structurally, pre-tensioner seat belts incorporate control devices and pre-tensioning mechanisms, which are absent in conventional seat belts. Pre-tensioner seat belts offer proactive accident detection and preparatory protection, while standard seat belts only provide protection upon actual collision occurrence.