| 摘要 |
PROBLEM TO BE SOLVED: To provide a pump motor that ensures a small size and a simple structure. SOLUTION: A rotor 14 with an external surface at a given skew angle with a rotary shaft is disposed on the internal surface side of a stator 12. A bracket 24 forward of the rotor 12 has a fluid inlet 36, and a rear bracket 26 has an outlet 38.
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