POSITIVE-NEGATIVE PRESSURE CONTROL CHAMBER AND POSITIVE-NEGATIVE PRESSURE CONTROL SYSTEM INCLUDING SAME

摘要

The present invention relates to a positive-negative pressure control chamber, which is connected to an external positive pressure providing unit and negative pressure providing unit and can set the inside to a positive pressure or a negative pressure environment. The positive-negative pressure control chamber comprises: a chamber housing having the hollow inside to be able to accommodate a user, and including a door frame formed at one side to allow the user to enter; and a door unit including a door guide inserted into the door frame and arranged therein, and a slide door slid along the door guide to open and close the chamber housing, wherein the door frame and the slide door come in sealing contact with each other as the chamber housing is closed by moving the slide door.;COPYRIGHT KIPO 2020