(1) the vehicle seat belt design should meet the protection performance of the occupant, remind the use of the car seat belt, comfort and convenience. The design means that have been realized above are the selection of seat belt adjuster position, the specification of the car seat belt and the auxiliary device adopted.
(2) the occupant protection performance requirement of the occupant protection performance seat belt is as follows: to restrain the occupant at an early date; Minimize the pressure on the occupant when the constraint is minimized; Keep the constraints in place to avoid the more vulnerable parts of the body. As a means to achieve the above purposes, the pretensioner and the power limiting device described above have significantly improved the performance of these areas.
Use your seatbelt correctly
First, always check the technical state of the seat belt, and the damage should be replaced immediately. Second, use correctly. Seat belt to tie in the hips and chest, straddling the pelvis and chest should form a horizontal V, a person can be used, it is forbidden to double sharing will seat belt use. Third, don't let your seat belt be pressed on a hard, fragile object. Your cell phone, glasses, pens, etc. Fourth, when there is no one in the chair, please return the seat belt to the coil collector and place the tongue in the collection position so as not to slam the tongue against other objects during emergency braking. Fifth, do not give up the seat back too slant, otherwise affect the use effect. The buckle of seat belt must buckle good, prevent to fall out from the outside force and cannot have protective effect.