Qhov sib xyaw ntawm peb -point seat belt
Nws yog cov qauv ntawm feem ntau siv peb -point seat belt. Ntawm ntau txoj siv sia, nws yog daim ntawv siv lub rooj zaum uas sib xyaw ua ke, kev nplij siab thiab kev tuav tswj tus neeg nyob tau zoo heev.
ELR peb -point seat belt
Ib qho ELR peb-point seat belt yog peb-point seat belt nrog ELR retractor. Hom retractor no, hu ua Emergency Locking Retractor (ELR), feem ntau tso cai rau rub txoj siv tawm dawb. Nws yog nruab nrog lub shocks-sensing ntaus ntawv uas xauv lub rooj zaum ntawm lub rooj zaum thaum muaj kev sib tsoo los yog thaum muaj xwm ceev braking. Feem ntau, tus nqi ntawm cov kev cuam tshuam yog hnov los ntawm lub deceleration ntawm lub tsheb, thiab tus nqi ntawm cov kev cuam tshuam yog hnov los ntawm lub rub - tawm ceev ntawm lub webbing. Kev sib xyaw ntawm ob txoj hauv kev tau dhau los ua qhov tseem ceeb.
ALR peb -point seat belt
ALR peb-cov hlua khi lub rooj zaum yog peb- cov hlua khi lub rooj zaum nruab nrog ALR retractors. Hom retractor no hu ua Automatic Locking Retractor (ALR). Txoj siv tawv retractor. ELR / ALR siv ua ke nrog ELR tau dhau los ua qhov tseem ceeb. ALR ua haujlwm thaum siv txoj siv sia ntev ntev, thiab ELR ua haujlwm thaum lub rooj zaum siv tau tag nrho. Txoj kev no feem ntau yog siv los kho cov menyuam lub rooj zaum.
Lub rooj zaum siv nrog pretensioners thiab quab yuam limiters
Many mid- to high-end cars are now equipped with seat belts with pretensioners and force limiters. The pre-tensioner is used to eliminate the excess tension margin of the seat belt as much as possible to prevent the occupant from being injured by the exploding airbag. The force limiter reduces the tension of the seat belt after the peak force has passed, so as to reduce the force on the occupant's ribs and shoulders.