Gears for other uses are even more mature than automobiles, and remains of ancient gears are already found dating again to 4th century China. The whole world’s oldest Operating clock has long been using gears to inform time in Salisbury Cathedral due to the fact 1386.  In the gearbox, the https://rafaellqqpl.blog-mall.com/34758437/not-known-facts-about-automobile-gearbox