January 18, 2023

Education

Buckle up: How Seatbelts Became a Life-Saving Invention

The Invention that Revolutionized Automobile Safety

As we delve into the history of the humble seat belt, we unearth a narrative that transcends mere mechanics and materials, unveiling a story of dedication, foresight, and the unwavering pursuit of a safer tomorrow. 

Join us on a journey through time as we unravel the origins, challenges, and triumphs of what Forbes Magazine has called “the most important innovation in the automobile’s history” [1].

Before the advent of the life-saving strap, we now take for granted, automobiles had long existed. Whether willingly or reluctantly, most of us utilize seat belts daily. But how and why did it all start? 

As strange as it may sound, it all started in the clouds. 

The Early Days: From Gliders to Automobiles

During the 1800s, an English Engineer named George Cayley had the idea to create a belt to keep pilots safe in their gliders, ensuring they remained securely in their seats during flight. This innovation would serve as the precursor to the seat belt we know today.

The trend then passed on to land motor vehicles, reducing the bouncing and keeping the passengers right where they needed to be. But this belt wasn’t something everybody cared for; some people were not used to it. Why would they want something that they’d never known they needed? 

The 1950s: A Shifting Perspective

In the US, in 1956, Henry Ford II approved a safety campaign for his automobile company, led by the then president of Ford, Robert McNamara. This marketing campaign emphasized the improvements they’d made to make the vehicles safer:

Here are some magazine ads that we found from that year!  

Magazine Ad from 1956

Magazine Ad from 1956

At that time, people didn't care for these optional safety features; some even suspected that if a company was advertising so many safety choices, they had a dangerous reason behind them. Other companies proceeded to have more sales that year. Consequently, the American company opted to sideline these safety upgrades the following year, with most manufacturers offering seat belts as optional extras.

Early Adopters: Race Car Drivers

Historical accounts suggest that early seat belt users were primarily race car drivers [2] [3]. Given their profession's propensity for high-speed travel and frequent collisions, it's easy to imagine that these drivers were attuned to safeguarding their lives. Yet, as anyone who has journeyed in a motor vehicle knows, accidents extend beyond racetracks. 

The Volvo Revolution: The Birth of the Three-Point seat belt

The pivotal moment for seat belt safety occurred in 1958 when a close friend of Gunnar Engellau, Volvo's president, tragically died in a car crash despite wearing a seat belt – a two-point design. This heartbreaking event underscored the necessity for change and revealed that even with the best intentions, a vital shift was in order.

In response to this urgent need, the engineers at Volvo united in a concerted effort. In a concise span of just a year, Nils Bohlin, a mechanical engineer with prior experience in designing aircraft ejection seats, came up with the groundbreaking design of the three-point seat belt.

The key distinction of the three-point seat belt is that it establishes a secure point that doesn't move, effectively holding a person's entire body (both upper and lower parts) in place during a crash.

After a series of tests, Volvo made Nils Bohlin's design free and available to any automobile manufacturer that wanted to implement it. This generous move marked a turning point in seat belt safety.

Ralph Nader's Impact: Advocacy and Regulation

One name that cannot be overlooked in automotive safety is Ralph Nader. A dedicated consumer advocate and safety crusader, Nader's groundbreaking 1965 book 'Unsafe at Any Speed' shook the automobile industry to its core. 

His meticulous investigation into vehicle safety issues, including the alarming risks posed by unstable and poorly designed vehicles, catalyzed significant reforms in safety regulations. Nader's relentless efforts paved the way for greater awareness of safety concerns, including and standardizing critical safety features, such as seat belts, in modern vehicles.

When Were Seat Belts Mandated? 

Seat belts have been considered essential safety features in the United States since the 1968 model year, in accordance with Federal Motor Vehicle Safety Standard 208. Nevertheless, the utilization of seat belts remained a matter of personal choice until a significant turning point occurred when New York became the inaugural state to enforce mandatory seat belt usage for vehicle occupants, starting from December 1, 1984. 

This pioneering law mandated that all drivers and front-seat passengers must wear seat belts while operating a vehicle. Subsequently, numerous other states followed suit, and by the year 1995, every state had implemented some form of seat belt legislation. These laws were enforced through the imposition of fines, with non-compliance resulting in traffic citations. Presently, the wearing of seat belts is obligatory in all 50 states across the United States.

Across the Atlantic in the United Kingdom, a similar seat belt law came into effect in 1983. This legislation required both drivers and front-seat passengers to wear seat belts at all times while in a vehicle. In 1991, this law underwent an amendment, extending the mandate to include rear-seat passengers as well, ensuring the safety of all vehicle occupants.

Legislation and Impact

Throughout the years, legislation and regulations have played a pivotal role in the widespread adoption of seat belts. Various countries and states passed laws mandating seat belt usage, with penalties for non-compliance. These laws have significantly increased seat belt usage rates and saved countless lives.

Statistics and Impact

The impact of seat belts on road safety is staggering. Statistics show that seat belt usage significantly reduces the risk of injury or death in car accidents. The simple act of buckling up has saved countless lives and prevented numerous injuries over the decades.

According to a research study, the implementation of mandatory seatbelt laws resulted in an 8% reduction in traffic fatalities among young individuals and a 9% decrease in severe traffic-related injuries.5 6

Innovations in Seat Belt Technology

seat belt technology has continued to evolve. Today's seat belts incorporate advanced features such as adjustable shoulder straps, seat belt pre-tensioners that tighten the belt in the event of a crash, and seat belt airbags that provide additional protection.

Consumer Awareness and Education

Over the years, various campaigns and initiatives have aimed to educate the public about the importance of seat belt usage. These efforts have contributed to changing attitudes toward safety and increased seat belt compliance.

The adoption of seat belts in the United States has shown consistent growth since 1983, increasing from 14% to reach 90% by 2016. During that year, seat belt utilization across the country varied, with the lowest rate observed at 70.2% in New Hampshire, while the highest rate was recorded at 96.9% in Georgia. Remarkably, 19 states boasted seat belt usage rates exceeding the 90% mark.7

Future Trends: Integrating Safety

The journey of the seat belt doesn't end here. It's part of a broader trend in automotive safety. Modern vehicles are equipped with advanced driver-assistance systems (ADAS) that work with seat belt technology to enhance safety. These systems include automatic emergency braking, lane-keeping assistance, and adaptive cruise control.

Conclusion: A Safer Tomorrow

The history of the seat belt is a testament to human ingenuity, perseverance, and the relentless pursuit of safety. What began as a simple idea to keep pilots safe in gliders has evolved into a global safety standard that has saved countless lives.

Today, we owe a debt of gratitude to pioneers like Nils Bohlin, safety advocates like Ralph Nader, and the countless individuals and organizations that have championed seat belt safety. 

As we fasten our seatbelts before every journey, we continue the legacy of those who have dedicated their efforts to creating a safer tomorrow on our roads. It's not just seat belts that keep us safe, good car insurance protects us from life's unexpected accidents. Contact us today to find out how OCHO can help keep you and your family safe.

What do you think about this amazing invention? 
If you invented something that would keep humanity safe, would you give it freely to the world?

References

  1. https://www.forbes.com/sites/douglasbell/2019/08/13/60-years-of-seat belts-volvos-great-gift-to-the-world/?sh=6e04536222bc 
  2. https://www.history.com/this-day-in-history/three-point-seat belt-inventor-nils-bohlin-born 
  3. Barry L. Johnson, Maureen Y. Lichtveld, “Transportations, Safety Technology and Health Implications” in Environmental Policy and Public Health. CRC Press. 2022. 
  4. https://www.nhtsa.gov/risky-driving/seat-belts#resources 
  5. https://www.nber.org/system/files/working_papers/w13408/w13408.pdf
  6. https://en.wikipedia.org/wiki/Seat_belt_laws_in_the_United_States 
  7. https://en.wikipedia.org/wiki/Seat_belt_use_rates_in_the_United_States