Safety tips - seat belt suddenly fails to pull? High speed police remind you how to use safety belts in a standardized way

In this paper, from ： High speed police

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Why does the seat belt suddenly stop pulling

Everyone knows that if you move slowly when wearing your seat belt , The seat belt can be pulled, but if you pull the seat belt at a very fast speed, it will lock immediately and can't be pulled. In fact , This is the principle of car safety belt

For the safety of drivers and passengers , A clamping wheel is designed in the safety belt . In case of rapid pulling of the seat belt , The clamping wheel in the safety belt will rotate too fast because of the roller , It is quickly carried out by centrifugal force and has braking effect , Lock the seat belt quickly . If the seat belt doesn't have this function, it's not safe .

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