Abstract
In an emergency situation at present when the bus escape difficult problem, this paper based on the principle of pneumatic drive system design a public safety escape device, so subtly alter the body structure and body separated from the right side of the box car, using pneumatic transmission system, by a pneumatic cylinder connected to the body and the casing, the use of electrical components to achieve control in the bus when an emergency occurs, the right side of the box lifted up, leaving a large escape space for people to open channels of life, can achieve good results at the dangerous situations, to fundamentally solve the difficult problem of escape.
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