US 12,326,152 B2
Unibody axial pump
Ismail Lazoglu, Istanbul (TR); Aamir Shahzad, Istanbul (TR); and Shaheryar Atta Khan, Istanbul (TR)
Assigned to KOC UNIVERSITESI, Istanbul (TR)
Appl. No. 18/269,560
Filed by KOC UNIVERSITESI, Istanbul (TR)
PCT Filed Dec. 31, 2020, PCT No. PCT/TR2020/051474
§ 371(c)(1), (2) Date Jun. 25, 2023,
PCT Pub. No. WO2022/146258, PCT Pub. Date Jul. 7, 2022.
Prior Publication US 2024/0060503 A1, Feb. 22, 2024
Int. Cl. F04D 29/18 (2006.01); F04D 3/02 (2006.01)
CPC F04D 29/181 (2013.01) [F04D 3/02 (2013.01)] 14 Claims
OG exemplary drawing
 
1. A bladeless impeller, comprising:
a rigid body configured to rotate on at least one axis, and
at least one helical groove located in the body, forming a passage between two end surfaces of the body;
wherein the body has a cylindrical shape;
wherein the at least one helical groove is entirely encapsulated within the body except an inlet of the at least one helical groove is exposed at one of the two end surfaces of the body and an outlet of the at least one helical groove is exposed at the other of the two end surfaces of the body; and
wherein the inlet and the outlet of the at least one helical groove each exposes at the corresponding end surface of the cylindrical-shaped body without exposing at side surface areas of the cylindrical-shaped body.