Air Bag

My Name: ssandoval12


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Purpose

What is the fundamental purpose of the device?
To inflate itself at the right time to reduce the impact on the crash


Energy

What energy transformations are seen in its operation?
gas generator will rapidly inflate the air bag

Controls

What sensors/controls are designed into the device?
ann ACU is a specific type ECU witch is a monitor and in side the vehicle it has a number of sensors. those sensors are accelerometers, impact sensor, side door pressure sensors, wheel speed sensors, gyroscopes, brake pressure sensors and seat occupancy sensors.

Materials

What material(s) are essential to the device?
Nitrogen gas to inflate the airbag through the module cover is an essential material and of course the airbag

Science

What is scientific principle is central to its operation?
A scientific principle is the sensors that trigger the gas flow on to the airbag.

Design

What does a typical device look like?
When in inflated it looks like a big round white balloon.

Evolution

What changes have there been (or could there be) in this device?
It changes from a deflated airbag inside the car to an inflated round bag that is out of the car and then it goes to the deflated stage again in few seconds once the gases are released out of the airbag.

Related Devices

Competitors

What other devices serve a similar purpose?
the seat belts serve a similar purpose by protecting the person.

Partners

What other devices work in conjunction with this device?
The seat belt works with the airbag to secure the person inside the car.

Siblings

What other devices use the same scientific principle?
a telephone has an TCU witch is another control united like the one that the airbag has. An Accelerometer is used items we use every day like cell phones like the Blackberry Storm, Apple iPhone and Apple iPod Nano.

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