Inertia friction welding joins two metal objects by spinning one at high rates of speed, then pressing it against the stationary piece. The friction heats both pieces and makes a weld sturdy enough for drive shafts, jet engines, spacecraft, and other machinery where joined pieces will endure tremendous stresses.
Here's some others (skipping to the good stuff):
This vintage video shows the process around the time it was first invented in 1960, though the film has a jump in it right at the best part!
Knowledge is power. It’s a cliché, but sometimes things turn into a cliché because they’re true. If you’re making your way through the world of business and entrepreneurship, it only makes sense to read about the insights of people who have climbed that ladder before you. Trouble is, the modern workday doesn’t leave a lot […]
As much as some of us fear the loss of our jobs to robots, there’s one job we’re pretty sure they are welcome to: vacuuming. There’s nothing quite like kicking back and watching a robot vacuum do one of the most time-consuming tasks on the household chore list. And there are few ‘bots that do […]
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