I thought this was interesting:
Airbag Cyclist Collar
It even went off when the test dummy spilled over the bars. Cool, eh?
There's a vid at the bottom of the link showing it in action.The latest is an airbag collar aimed at cyclists called the Hövding that is worn around the neck and inflates to enclose the rider's head in the event of an accident.
Airbag Cyclist Collar
It even went off when the test dummy spilled over the bars. Cool, eh?