Negative-pressure road surface safety emergency air cushion with convenient-to-open function
The utility model discloses a negative pressure road surface safety emergency air cushion with a convenient opening function, which belongs to the field of negative pressure road surface safety emergency air cushions and comprises an air cushion structure, and recovery areas for easy recovery are mo...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The utility model discloses a negative pressure road surface safety emergency air cushion with a convenient opening function, which belongs to the field of negative pressure road surface safety emergency air cushions and comprises an air cushion structure, and recovery areas for easy recovery are mounted at the bottom end of a bearing surface air cushion and the top end of a protection surface air cushion. In order to solve the problems that an operator needs to judge the front face and the back face of an air cushion, so that the time before the air cushion is inflated is too long, and the whole rescue action is delayed, through arrangement of filling cotton, an elastic strip, a bearing face air cushion and a protection face air cushion, after cross folding is conducted along the bearing face air cushion, a recovery area is bent, at the moment, the elastic strip is bent, and the elastic strip is bent; the thin film is protected by the wear-resistant coating, abrasion is avoided, when the air cushion structur |
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