It is intended to provide a vacuum pump so that without upsizing the vacuum pump, noise and vibration are reduced, heat dissipation property is secured, and the casing is downsized. Therefore, at least one turning part is provided in an exhausting path formed in a casing body. The casing body is…

The pump (2) has a housing (5) made of a drum (10) with a base (11) and comprising an open end (12) at a side turned toward the base. A cover (14) with a hole (20) for passage of a rotor shaft (7) is used at an open side, which is turned away from the base. A bearing (22) is provided at outer…