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?The airbag is an automobile passive safety technical high content of products. It has been generally protective effect, relevant airbag first patent began in 1958. Let's us see the airbag of the historical development.

? Manufacturers have started to develop in 1970, can reduce the degree of occupant injury in the collision airbags; 20th century, 80 years, Automobile manufacturers began equipped with air bags; into the 90s, the amount of airbags mounted sharply; while entering the new century, cars generally are equipped with airbags.