We've all been there: trying to get the vacuuming done in a hurry; sharp tug on the cylinder; over it goes, like a footballer in the box after the centre back has so much as breathed on him.

He made his name in the '90s with the revolutionary DC01 vacuum ... In the 1970s, Dyson designed the Ballbarrow, a wheelbarrow poised on a single, lightweight rollerball. The ball technology ...