natural air ventilative and heat insulative curtain apparatus ensuring privacy and security

摘要

The present invention provides a curtain hung on a front door or a window and, more specifically, a natural draft type heat insulating curtain for ensuring privacy and security, wherein one side supporter and the other side supporter, slantingly fixed to both sides of a door frame of the front door or the window. Moreover, upper side portions of the supporters are connected to each other by both end portions of a support shaft inserting and supporting coupling holes formed on a plurality of curtains to enable the curtains to be easily moved. In addition, the curtains coupled to the support shaft by an angle adjustment means of the curtains can be spread for ventilation and, at the same time, the curtains can be closed by being rotated at a predetermined angle to block light or heat.