F16C19/44

Universal joint
09879732 · 2018-01-30 · ·

A universal joint includes a joint cross having a plurality of bearing journals, each bearing journal being supported in a bearing bushing by a plurality of trunnion bearing rolling elements, the universal joint also including a seal assembly configured to seal the journal cross against the bearing bushing. The bearing bushing includes a sleeve for slidingly supporting at least one seal lip of the seal assembly, the sleeve has an axially inner region facing the rolling elements, and the axially inner region has a radially inner portion and a radially outer portion. The radially inner portion is axially offset from the radially outer portion towards the rolling elements by an offset amount.

Universal joint
09879732 · 2018-01-30 · ·

A universal joint includes a joint cross having a plurality of bearing journals, each bearing journal being supported in a bearing bushing by a plurality of trunnion bearing rolling elements, the universal joint also including a seal assembly configured to seal the journal cross against the bearing bushing. The bearing bushing includes a sleeve for slidingly supporting at least one seal lip of the seal assembly, the sleeve has an axially inner region facing the rolling elements, and the axially inner region has a radially inner portion and a radially outer portion. The radially inner portion is axially offset from the radially outer portion towards the rolling elements by an offset amount.

Cup assembly for a universal joint bearing
12247629 · 2025-03-11 · ·

A cup assembly for a pin of a universal joint bearing includes a cup, a first seal ring attached to the cup, and a second seal ring. The first seal ring includes an elastic element and a spring element configured to preload the elastic element toward the pin, the second seal ring includes a dimensionally stable seal section that is configured to sealingly interact with the pin, and the second seal ring is connected to the cup either directly, or via the elastic element or via an elastic retainer. Also a method of installing the cup assembly.