Patent ID: 11933304
Assignee: BITZER KUEHLMASCHINENBAU GMBH
Field: Engines, pumps, turbines (Mechanical engineering)
Classification: CPC F | IPC F

Claim 0:
1. A scroll compressor comprising:
two scroll bodies each having a scroll rib and the scroll ribs engage each other to form at least one compression chamber;
a drive shaft for driving a moveable scroll body of the two scroll bodies; and
a thrust bearing,
wherein the moveable scroll body comprises:
a base plate which has two opposing sides, wherein, on a first side of the two opposing sides, the scroll rib is arranged and, on a second side of the two opposing sides, a hub is arranged;
wherein the hub comprises a receiving portion for a drive section of the drive shaft, and wherein the moveable scroll body comprises at least one passage from an interior of the receiving portion to a hub environment located around the hub at the second side of the two opposing sides;

wherein an outlet of the at least one passage is arranged, at least partly, within a sliding surface on the second side of the base plate of the moveable scroll body for the thrust bearing;
wherein the outlet of the at least one passage is positioned in an axial direction with respect to an axis of the receiving portion, closer to an opening side of the hub in which an opening of the receiving portion is arranged than an inlet of the at least one passage; and
wherein the at least one passage exits the interior of the receiving portion inclined to a radial direction at the inlet with respect to a central axis of the moveable scroll body.