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The first car model to have the three-point seat belt as a standard item was the 1959 Volvo 122, first outfitted with a two-point belt at initial delivery in 1958, replaced with the three-point seat belt the following year. [35] The three-point belt was developed by Nils Bohlin, who had earlier also worked on ejection seats at Saab. [36]
Bohlin worked on the seat belt for about a year, using skills in developing ejection seats for SAAB; he concentrated on keeping the driver safe in a car accident. After testing the three-point safety belt, he introduced his invention to the Volvo company in 1959 and received his first patent (number 3,043,625). [1]
The first modern three-point seat belt, the CIR-Griswold restraint used in most consumer vehicles today, was patented in 1955 (US patent 2,710,649 [44]) by the Americans Roger W. Griswold and Hugh DeHaven. [45]
Most seat belt laws in the United States are left to state law. However, the recommended age for a child to sit in the front passenger seat is 13. The first seat belt law was a federal law, Title 49 of the United States Code, Chapter 301, Motor Safety Standard, which took effect on January 1, 1968, that required all vehicles (except buses) to be fitted with seat belts in all designated seating ...
August 13 – First automobile delivered with the modern form of three-point seat belt developed by Nils Bohlin for Volvo in Sweden. [17] August 31 – Frank Der Yuen is granted a United States patent for the jet bridge (passenger boarding bridge). [18] September 16 – The Xerox 914, the first plain paper copier, is introduced to the public.
Seat belts originated in 1885 by English engineer George Cayley and evolved several times, until 1955 when the first modern three-point seat belt, the same belt used in modern consumer vehicles, was patented by Americans Roger W. Griswold and Hugh DeHaven.
In 1991, the 960 introduced the first three-point seat belt for the middle of the rear seat and a child safety cushion integrated in the middle armrest. [57] Also in 1991, it introduced the Side Impact Protection System (SIPS) on the 700, 940/960 and 850 models, which channels the force of a side impact away from the doors and into the safety ...
Seat belt legislation requires the fitting of seat belts to motor vehicles and the wearing of seat belts by motor vehicle occupants to be mandatory. Laws requiring the fitting of seat belts to cars have in some cases been followed by laws mandating their use, with the effect that thousands of deaths on the road have been prevented.