Patent ID: 7416224

Claim:
Device for a sliding ring seal of an axial rotary transmission leadthrough, comprising: a) a sliding ring which has a sliding ring sealing surface and a first contact surface facing away from the sliding ring sealing surface b) a sliding ring support with a second contact surface for a tight connection with the first contact surface of the sliding ring and c) a holding apparatus for the sliding ring which holds the first and the second contact surfaces in tight connection with each other, wherein d) the sliding ring has a casing surface which, starting from the first contact surface, runs conically tapered towards the sliding ring sealing surface, e) the holding apparatus is designed as a cap nut which has a threaded section and a holding section which has a conically running internal surface which is designed complementary to the casing surface of the sliding sealing ring, and the sliding ring support having an end section with an external thread matching the threaded section of the cap nut.