Patent ID: 11867178
Assignee: FLUID-O-TECH S.R.L.
Field: Engines, pumps, turbines (Mechanical engineering)
Classification: CPC F | IPC F

Claim 0:
1. A screw-spindle pump for cooling systems comprising: a first screw, a second screw and a pump housing inside which said first screw and said second screw are housed, between said first screw, said second screw and said pump housing being defined a plurality of pumping chambers adapted to move, as a consequence of the rotation of said first screw and of said second screw around their respective central axis, a fluid from a suction area to a delivery area of said pump, wherein said pump housing that houses said first screw and said second screw is made of one piece and said pump comprises, in correspondence of respectively said suction area and said delivery area, a suction port and a delivery port both obtained in said pump housing
wherein said suction port comprises at least one suction through hole obtained in said pump housing and wherein said delivery port comprises at least one delivery through hole obtained in said pump housing;
wherein the central axes of respectively said suction through hole and said delivery through hole are parallel to each other and arranged in an axial direction, said axial direction being parallel to the central axes of said first screw and said second screw;
wherein said pump housing comprises a hollow body in which said first screw and said second screw are housed and a flange, made as one piece with said hollow body and configured to be fixed to a motor for driving said first screw, said hollow body being a tubular body comprising said a base and one or more side walls, said base, said side walls and said flange being made in one single piece, said suction port being obtained in said base, said delivery port being obtained in said flange, said delivery port being in fluid communication with the internal volume of said hollow body.