| 摘要 |
A bag type portable screen device is disclosed. A screen is coupled with a rotary rod with ½ to 1/3 the size of a conventional screen to complete a screen case. The screen case is coupled with one of upper and lower sides of a bag, and has rings to fix the screen, when the rotary rod rotates to open and use the screen. The screen is released from the rings to carry. The screen may be a fixed type reflective screen whose end is fixed to the bag. Since the bag accommodates a laptop computer, and a projector, the bag type portable screen is convenient to carry, install, and use.
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