Aquarium filter
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United States of America Patent
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Sep 7, 1993
Grant Date -
N/A
app pub date -
Nov 7, 1991
filing date -
Nov 9, 1990
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
Aquarium filter having a box-like body defining a first mechanical filtration region provided with mechanical-action filtration means and a second biological filtration region having a chamber provided with biological-action filtration masses which are crossed in a downward direction by fluid at low speed. The second region is provided, in a downward position, with a collection channel system which is connected to the intake duct of a recirculation pump and with a bypass opening which deflects part of the water arriving from the first region directly into the channel system.
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Family
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Cited Art Landscape
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