Aquarium filter system
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United States of America Patent
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Apr 26, 2011
Grant Date -
Mar 24, 2011
app pub date -
Sep 24, 2009
filing date -
Sep 24, 2009
priority date (Note) -
Expired
status (Latency Note)
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Abstract
An aquarium filter system mainly has a base and an uprightly mounted filtering cylinder; the filtering cylinder is provided therein with a pump unit, it can be optionally used to spray forceful water jet on the surface board of the base or to pump air into the filtering cylinder to form air bubbles in water in the filtering cylinder; after filtering, seawater in an aquarium can be kept clean.
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