| 摘要 |
PROBLEM TO BE SOLVED: To provide an electric pump capable of accurately performing centering to a rotor of a rotary shaft and reducing vibration in a pump section.SOLUTION: An electric pump 10 includes a motor section 20 including a rotary shaft 23 and an end cap 22 mounted on an opening side of a motor cover 21, and a pump section 30 including a rotor 32 connected to the rotary shaft 23 and a cam ring 313 on which a vane 33 slides. A portion projecting from the end cap 22 to the outside of the rotary shaft 23 includes a spline shaft section 23a and a centering section 23b, and the rotor 32 includes an insertion hole 321 into which the rotary shaft 23 is inserted. The insertion hole 321 includes a spline hole 321a engaged with the spline shaft section 23a and a centering hole 321b into which the centering section 23b is inserted to perform centering between the rotary shaft 23 and the rotor 32. |
