air bag

airbag

n1. (Automotive Engineering) a safety device in a car, consisting of a bag that inflates automatically in an accident and prevents the passengers from being thrown forwards2. (Astronautics) one of a number of large inflatable bags comprising part of a spacecraft's landing system, enabling the craft to come to rest through a series of bounces

air′ bag`

n. an inflatable plastic bag mounted in the passenger compartment of a motor vehicle: it cushions the driver and passengers by inflating automatically in the event of a collision. [1965–70]

Thesaurus

Noun

air bag - a safety restraint in an automobile; the bag inflates on collision and prevents the driver or passenger from being thrown forwardbag - a flexible container with a single opening; "he stuffed his laundry into a large bag"auto, automobile, car, motorcar, machine - a motor vehicle with four wheels; usually propelled by an internal combustion engine; "he needs a car to get to work"constraint, restraint - a device that retards something's motion; "the car did not have proper restraints fitted"

Translations

air bag

air bag:

see automobileautomobile,
self-propelled vehicle used for travel on land. The term is commonly applied to a four-wheeled vehicle designed to carry two to six passengers and a limited amount of cargo, as contrasted with a truck, which is designed primarily for the transportation of goods and
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air bag

[′er ‚bag] (mechanical engineering) An automotive vehicle passenger safety device consisting of a passive restraint in the form of a bag which is automatically inflated with gas to provide cushioned protection against the impact of a collision.

air bag

A safety device installed in passenger cars and other vehicles (including helicopters and motorcycles) which consists of a rubberised nylon bag that inflates rapidly in frontal impacts, and, in an increasing number of vehicles, in side impacts. Dashboard air bags are standard equipment in personal vehicles in the US; side impact bags are usually “factory options”.
Mechanism Airbags detonate by spark ignition of sodium azide, nitrogen gas, ash, and NaOH.
Pros Estimated 6,377 lives saved from 1990 to 2000 (US); airbags reduce traffic fatalities by ±6.5%, assuming that a shoulder belt is worn.
Cons Skin abrasions, hearing loss due to loud (165-175 dB)deployment explosion, head injuries, eye damage (chemical keratitis, photophobia related to intraocular deposition of powder, ocular contusions), broken nose and upper extremities, burns due to hot gases, and death (which peaked at 53 in 1997, with a total of 175 between 1990 and 2000, per US National Highway Traffic Safety Administration). Air bags may deploy during rescue efforts by emergency personnel.
Causes of death Decapitation (infants, especially in rear facing seats), injuries including aortic transection; at highest risk are infants and children under age 13 years, those under 160 cm in height, and the elderly.

air bag

A balloon, positioned in a car steering wheel or dashboard, that inflates rapidly triggered by a deceleration sensor. A sudden chemical reaction generates nitrogen that, very briefly, inflates the balloon. The latter almost immediately deflates.

air bag

air bag

airbag

air′ bag`

air bag

air bag:

air bag

air bag

air bag

air bag

air bag

Words related to air bag

noun a safety restraint in an automobile

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