Primarily to keep people safely positioned during accidents to reduce the severity of injuries. In the cause of amusement park rides, they are also used to keep people properly positioned during normal operation of the ride.
To minimize injury during most accidents.
Are you serious? Of course you do! Safety is required on airplanes.
Seat belts protect you from the impact of a collision, not from speed or acceleration.
You do not need seat belts if your car was originally manufactured without them, and they have never been installed. At any time seat belts are installed, they must be maintained for the lift of the car.
1967
Different types of belts have many different uses depending on the need. Drive belts are used for an engines's fly wheel. Weightlifting belts are used to support a person when lifting weights. Seat belts are used to protect drivers and passengers in automobiles.
Almost all of them. In the U.S., the FAA (Federal Aviation Administration) requires them.
Seat belts were invented in the 19th century by the English engineer George Cayley, but were not required to be installed in new cars in the US before 1959.
If you mean "U.S. state", the answer is Wisconsin.
Robert J Breitenbach has written: 'Paratransit roadeo curriculum guide' -- subject(s): Bus driving, Problems, exercises, Paratransit services 'Baby seats, safety belts, and you!' -- subject(s): Automobiles, Seat belts, Child restraint systems in automobiles
It is unlawful to change factory installed belts for belts not meeting the same standards. If the vehicle was originally equiped with lap belts, lap belts are all that is required. If the vehicle was equipped with lap and shoulder, then lap and shoulder are required.
so people would be safer in a car crash