Patent ID: 11885345
Assignee: IHC HOLLAND IE B.V.
Field: Engines, pumps, turbines (Mechanical engineering)
Classification: CPC F | IPC F

Claim 0:
1. A pump housing comprising:
a circumferential wall forming an outer wall of the pump housing, the circumferential wall having a u-shaped or semicircular cross-section with a first side and a second side connected by an annular wall;
a pump casing which connects to the circumferential wall only on an outer side of the first side to form a first chamber, the pump casing comprising a central opening to form an axial supply of the pump housing for material to be pumped;
a shaft cover which connects to the circumferential wall only on an outer side of the second side to form a second chamber; and
pressurizing means to provide a pressurized fluid to the first chamber and/or the second chamber through one or more lines going through the shaft cover and/or the pump casing,
wherein the outer sides of each of the first side and second sides comprise circumferential grooves, which form the first pressure chamber and the second pressure chamber, and
wherein the first pressure chamber and second pressure chamber are formed when the pump casing and shaft cover are connected to the first and second sides of the circumferential wall, respectively, leaving the annular wall of the circumferential wall not covered by the pump casing or the shaft cover.