Centrifuge

Abstract

A centrifuge including: a rotary chamber; a rotor installed in the rotary chamber; a driving unit configured to rotate the rotor; a chamber accommodating the rotary chamber, having a door, and configured to house gas therein; and a vacuum pump apparatus configured to exhaust the gas inside the chamber to an outside of the chamber, wherein the chamber is provided with a plurality of gas inlets and a plurality of valves configured to respectively open and close the gas inlets, and wherein all of the plurality of valves are configured to be opened when bringing an internal pressure of the chamber to atmospheric pressure.

Dependencies are inferred from the claim text.