Dust buildup resistant access door and door frame of a bulk material handling system
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United States of America Patent
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Jun 15, 2010
Grant Date -
Mar 25, 2010
app pub date -
Sep 22, 2008
filing date -
Sep 22, 2008
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A bulk material handling system comprising an enclosure, a door frame, and an access door. The door frame is secured to a wall of the enclosure adjacent an access opening. The exterior surface of the door frame is devoid of horizontal surface portions when the enclosure is oriented with the wall of the enclosure in a vertical position. The access door is releasably secured to the door frame and is movable between a closed position and an open position. The exterior surface of the door is devoid of horizontal surface portions when the access door is in the closed position and the enclosure is oriented with the wall of the enclosure in the vertical position.
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