| 摘要 |
The present invention relates to a vacuum pump and, more specifically, to a vacuum pump that is designed to change the direction of an intake port formed on a side wall of a housing according to necessity. The vacuum pump comprises: a housing; an ejector part embedded in the housing; and a pressing means provided on the outside of the housing. Particularly, the housing comprises two or more parts, including a main part that has the intake port, which are disposed in a line, wherein a stopping member is formed along a contact surface therebetween. This structure enables the main part to rotate, and thus the direction of the intake port can be changed. |
