The Adelaide invention that made a baby's first ride home safer
By the late 1970s, cars had been part of family life for decades. Yet newborns were still riding home from hospital on a parent's lap or in a carrycot sitting loose on the back seat.
In a crash, a loose bassinet becomes a missile. Ordinary child seats did not fit babies under about six months, whose heads are heavy and whose necks are too weak to cope with being thrown forward.
Australia was already a road safety leader. Victoria's compulsory seatbelt law in 1970 was a world first. For the smallest passengers, though, there was still nothing.
Seatbelt engineers find the answer
The solution came from Rainsfords, an Adelaide seatbelt maker. Engineers Bob Heath and Colin Nagel lodged their patent in 1981. They then spent three years developing and crash-testing the design with the Standards Australia committee on occupant restraint.
Launched in 1984 as the Safe-n-Sound capsule, it was a bassinet that clicked into a base held down by the car's own seatbelt. The baby faced backwards, lying flat, and a carry handle meant the capsule lifted straight out of the car.
Managing the crash
The capsule did more than hold a baby. In an impact above about 5g, a weighted trigger released the bassinet so it pivoted forward and down, pressing the baby against its base. Energy-absorbing flanges slowed it gradually.
Instead of the force wrenching a fragile neck, it spread across the baby's whole back, the strongest surface a newborn has. The design was patented in 14 countries.
Still the standard
The capsule became the usual first ride home for Australian newborns, helped by hospital and council hire schemes. The brand lives on under Britax. Its core principle, carrying babies rear-facing and lying back, is now standard advice worldwide.
The handout makes one more point well. A capsule only protects a baby if it is fitted and buckled correctly. Babies also outgrow a capsule in about six months, which is why many families hire one.
The coin
The $1 Baby Safety Capsule coin is part of the Royal Australian Mint's 2026 Bright Ideas collection. It is a thoughtful keepsake for new parents and grandparents.