Patent ID: 11898570
Assignee: KSB SE & CO. KGAA
Field: Engines, pumps, turbines (Mechanical engineering)
Classification: CPC F | IPC F

Claim 0:
1. A pump arrangement for conveying a medium, comprising:
a hydraulics housing;
a housing cover configured to cooperate with the hydraulics housing to define a flow chamber;
a pump shaft rotatable about an axis of rotation;
an impeller located in the flow chamber and arranged on a first end of the pump shaft;
a bearing carrier;
a lubrication and cooling system in the bearing carrier configured to provide oil circulation; and
a filler body surrounding at least a second portion of the pump shaft is provided in the interior of the bearing carrier, wherein
a first annular space is formed between the filler body and the pump shaft, and
a second annular space is formed between the filler body and an outer wall of the bearing carrier.