Universal joints have remained virtually unchanged for a century. The new approach from CCTY Bearing simplifies the design by replacing many central...

The novelty of a square ball can raise a few eyebrows. When it smoothly oscillates in a universal joint, mechanical engineers want more details.

Grease is what keeps moving parts in motion. Traditionally, u-joints are outfitted with lip seals to help retain the grease. The lip seal also allows...