SCREEN DEVICE
To provide a screen device in which the tension of a screen can be adjusted.SOLUTION: A screen device 1 has a screen take-up mechanisms 10A, 10B that tension and wind screens 3A, 3B. The take-up mechanisms have take-up rollers 4A, 4B that wind the screens, take-up drums 40A, 40B coaxially installed...
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Format: | Patent |
Sprache: | eng ; jpn |
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