04-13-2020, 08:22 PM
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#12
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ProCrastinationConsultant
Join Date: Sep 2013
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Quote:
Originally Posted by RZNT4R
A pretensioner uses
an explosive charge
To retract either the seat belt buckle release or (usually) shoot ball bearings into the reel mechanism to retract and jam it.
They are not serviceable components for very good reason, they are both dangerous pyrotechnics and life saving devices. |
they make great catapults!
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