The first modern three-point restraint (integrated lap and shoulder belt) was patented in 1955, though it wasn't standard equipment in the US for many years. In the US, a shoulder belt has been mandatory for the outboard front seats since 1968, though for several years it was common for the lap and shoulder belts to be separate.
1966
olden day cars have no safety belts
There are "v" belts, "serpentine" belts and "timing" belts.
Stop using petrol cars and start using electric cars!
Yes, there are "v" belts, "serpentine" belts and "timing" belts.
they started using antifreeze in cars in 1324 march.20 on tuesday
Usually three, but it really depends on the age, number of options, and manufacturer. However, all cars have a timing belt. All cars have an alternator/accessory belt. Some cars have balance shaft belts (ie Porsche 944), some cars have fan belts (older cars), some cars have power steering belts. It is usually pretty easy to tell by having a glance under the hood of the automobile.
in 1970
The Nash started offering them in 1949 and Ford followed suit in 1955. The invention of seat belts happened in the 19th century around 1885 when the first US Patent was issued.
Usually three, but it really depends on the age, number of options, and manufacturer. However, all cars have a timing belt. All cars have an alternator/accessory belt. Some cars have balance shaft belts (ie Porsche 944), some cars have fan belts (older cars), some cars have power steering belts. It is usually pretty easy to tell by having a glance under the hood of the automobile.
materials they are made out of (2000 cars have more plastic) changes for new due to restrictions on : 1)safety (shoulder belts in addition to lap belts, airbags, ABS, ect....) 2)economy ( emissions, fuel efficiency) also newer cars are made more "ergonomically" to cater to the driver (more comfort driven)
1977