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A three-point seat belt. A three-point belt is a Y-shaped arrangement, similar to the separate lap and sash belts, but unified. Like the separate lap-and-sash belt, in a collision, the three-point belt spreads out the energy of the moving body over the chest, pelvis, and shoulders. Volvo introduced the first production three-point belt in 1959 ...
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]
Ford followed suit in 1955, but it was the Swedish company Saab who introduced seat belts as standard equipment, in the Saab GT 750 shown at the 1958 New York Motor Show. [ 43 ] 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 ...
Heron (c. 10–70), Roman Egypt – usually credited with invention of the aeolipile, although it may have been described a century earlier; John Herschel (1792–1871), UK – photographic fixer (hypo), actinometer; Harry Houdini (1874–1926) U.S. – flight time illusion; Heinrich Hertz (1857–1894), Germany – radio telegraphy ...
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.
Pages for logged out editors learn more. Contributions; Talk; Three-point safety belt
Happy Women's History Month! The first Black woman transportation designer for Ford Motor Co., Emeline King, writes an autobiography about her pioneering journey.
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 ...