Patent ID: 11905957
Assignee: COAVIS
Field: Engines, pumps, turbines (Mechanical engineering)
Classification: CPC F | IPC F

Claim 5:
6. The water pump of claim 5, wherein the motor part includes:
a motor cover having a shape of a container with an open lower side;
a stator inserted into and coupled to the motor cover;
a rotor casing including a rotor accommodating part that protrudes upward, has a rotor accommodating space concave upward from a lower surface thereof, and is inserted into the stator, and coupled to a lower end of the motor cover; and
a rotor including the driving shaft connected to the first screw, and positioned in the rotor accommodating space of the rotor accommodating part for an upper end of the driving shaft to be rotatably coupled to the rotor casing.