| 摘要 |
Provided is a roll-type simple screen or shield screen which can be used as a screen device which displays an image projected by an image projector or projector, a device which installs or keeps a flexible curved display, a shield screen device which separates a space along a boundary, a rainproof and lightproof device which minimizes damage due to rain or light by installing at a building or vehicle door, and which is economical, functional and compact. The roll-type simple screen or shield screen device according to the present invention comprises: a fixed shaft; a friction reduction unit formed on an external circumferential surface of the fixed shaft; a rotating drum which holds a planar spiral spring on an internal circumferential surface and holds a shield screen sheet which is rolled on an external circumferential screen by interposing the friction reduction unit; fixed shaft supports which support the fixed shaft at both sides and can adjust an opening position of a screen or shield screen sheet by connecting opening adjustable fastening holes formed in a protruding part on the circumferential surface to corresponding fastening holes at both ends of a housing ; a screen or shield screen sheet with a rectangular or fan shape; and a flexible attachment strip which is formed by adding stretchy fabric. |
