Structure for opening section, and water purification cartridge
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United States of America Patent
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Apr 14, 2015
Grant Date -
May 22, 2014
app pub date -
Aug 12, 2011
filing date -
Aug 12, 2010
priority date (Note) -
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Abstract
A structure for an opening section closed by a net through which fluid flows. The opening section is provided in a vertical wall so as to rise to the vertical wall side from the corner formed between the vertical wall and a horizontal wall. A downward protruding rib is provided on the lower side of the opening section. The lower edge of the net is provided so as to be affixed to at least the rib.
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