2023年4月29日 · The idea of a pretensioner is to tighten up any slack in the belt webbing in the event of a crash. Whereas the conventional locking mechanism in a retractor keeps the belt …

Seatbelt pretensioners are a component of the seatbelt system which locks the seatbelt in place during a crash. The pre-tensioner is an addition to the basic seat belt. While the basic has …

2018年10月10日 · A seat belt pretensioner is part of a complete system that tightens the belt during a crash event to help the driver and passengers in place. Before pretensioners, seat …

Countless auto accident survivors literally owe their lives to a handful of inventors who enhanced the seatbelt into an active restraining device, by developing the seatbelt pretensioner. I …

2023年4月19日 · Seatbelt pretensioners are designed to tighten the seatbelt around the occupant during a collision, reducing the risk of injury by preventing the occupant from being thrown …

2024年6月29日 · 预紧式安全带（pretensioner seat belt）也称预缩式安全带。这种安全带的特点是当汽车发生碰撞事故的一瞬间，乘员尚未向前移动时它会首先拉紧织带，立即将乘员紧紧地绑 …

Seat Belt Pretensioner Types: There are three types of seat belt pretensioners, electrical, mechanical, and pyrotechnic. The latest version is the pyrotechnic pretensioner, which use …

A seat belt pretensioner kind of resembles a gun. Under the seat by the center console there is a roughly 6 inch tube. Inside the tube is a slug with a pyrotechnic charge sitting behind it. The …

2009年6月10日 · Like airbags, pretensioners are triggered by sensors in the car's body, and most pretensioners use explosively expanding gas to drive a piston that retracts the belt. Seatbelt …

2019年5月30日 · The seat belt pretensioner is one of the most important components of the entire seat belt mechanism. It works with the other parts including but not limited to the seat belt …