Koninklijke Philips Corporation N.v.

Bernardus Wilhelmus Johannes Wassink

Willem Potze

Volker Onken

The invention relates to a tumble disc bearing () to provide an efficient axial bearing for a rotating anode () of an X-ray source () having a tumble disc () for axially bearing the rotating anode (), and a mounting component () for supporting the tumble disc (). The mounting component () comprises an inner mounting face () for attaching to a supporting structure (). The mounting component () is supported in the tumble disc () at a tumble position () in which an inner supporting face () of the tumble disc () matches an outer supporting face () of the mounting component () such that the tumble disc () is enabled to perform a tumble motion in all directions in relation to the mounting component (). The mounting component () is adapted to be inserted in an inserting position () traverse to the tumble position () into the tumble disc (). At least one recess () at the tumble disc () is provided for inserting at least one catch () in an axial direction () of an anode rotation axis () and for engaging with the at least one catch () to fixate the tumble disc () against a rotational movement () in relation to the support structure () while maintaining the tumble motion of the tumble disc ().

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Valkenswaard, Netherlands

Bernardus Wilhelmus Johannes Wassink