| 摘要 |
A vacuum pump (1) is provided with: a rotor (30) having a rotation-side gas discharge function section (32) formed thereon; a motor (36) for driving and rotating the rotor (30) relative to a stationary-side gas discharge function section (22); and a tube-shaped pump casing (2) consisting of a magnetic material and having arranged therein the rotor (30) and the stationary-side gas discharge function section (22). |
