Magnetic seal for fast-action portals
作者： Wilhelm Dück
DOI:
关键词: Seal (mechanical) 、 Mechanism (engineering) 、 Structural engineering 、 Computer science 、 Closed position 、 Vertical direction 、 Portal frame
摘要: The fast-action portal has a frame (1) and door (5). (5) can be moved relative to the by winding in vertical direction, which end it mechanism (10). On its sides are closed position is magnetically joined so as achieve good seal between door.
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