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coil spring
The first coiled spring was invented in 1763 by R. Tradewell, but the first steel coil spring wasn't developed until 1857. “Coil” was chosen for the name as it referred to winding cylindrically or spirally. -
steel coil spring
*******************Steel Coil Spring.*******************
The word coil meant to wind cylindrically or spirally. In the year 1857 the first ever steel coil spring was invented. It was used for chair seats. Late entry, but still very useful, from the USA. -
shock absorber
Shock Absorber.
The first modern shock absorber was fitted to a racing bike by J M M Truffault in 1898. The French fight back! -
NUMBER 1 COIL SPRING
*The First Coiled Spring*
It wasn’t until 1763 when R. Tradwell invented the first ever coiled spring. It was a British patent, number 792 and considered a big step up from the leaf spring which had to be lubricated often and was quite squeaky. One up for the British!
(simply springs)