Patent ID: 7118324

Claim:
A CO 2 compressor for an air conditioner of a motor vehicle having a sealing device, assigned to a driveshaft of the CO 2 compressor, which is implemented as a sliding ring, comprising: a lubrication device structured to supply the sealing device with a lubricant flow effected by centrifugal forces, the sealing device including a sleeve enclosing a bearing seal ring having the sliding ring which rotates with the driveshaft and a driver device engaged with the sliding ring as part of a coupling device to couple the sliding ring with the driveshaft for rotation with the drvieshaft, the driver device comprising at least one axially-extending driver arm which engages in a depression formed in the sliding ring and at least one axially-extending tongue and a spring device which applies a prestressing force to the at least one tongue of the driver device, the lubrication device comprising a ring gap formed about said sleeve and being in fluid communication with the bearing ring seal and sliding ring via a sleeve inlet.