Mine ventilation structure and a deck panel for such a structure
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United States of America Patent
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Jul 19, 2016
Grant Date -
Nov 5, 2015
app pub date -
Apr 14, 2015
filing date -
May 2, 2014
priority date (Note) -
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Abstract
A mine ventilation structure is disclosed. The structure comprises a deck including a plurality of elongate sheet metal panels. Each panel is generally of inverted channel shape in transverse cross-section, having a top web and first and second sides extending down from the top web. The panels are connected by tongue-and-groove connections between adjacent sides of adjacent panels. A mine ventilation deck panel of desired construction is also disclosed.
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