Gelenkkupplungen, bei denen die Beweglichkeit durch rollende Verbindungsglieder bewirkt wird, wobei Teile der Kupplungshälften ineinandergeschoben und durch Rollglieder verbunden werden, die in Rillen beider Kupplungshälften geführt sind.
Universal joints in which flexibility is produced by means of rolling connecting parts, one coupling part entering a sleeve of the other coupling part and connected thereto by rolling members whereby the rolling members are being guided in grooves in both coupling parts.