Filter for liquids

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United States of America Patent

PATENT NO 4921602
SERIAL NO

07375023

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A filter for separating particles from a flow of liquid comprises a filter drum (1) rotatably mounted about a substantially horizontal shaft and partially immersed into the filter liquid. The filter drum comprises a filter cloth (2) forming the circumference of the drum and having a plurality of radially extending sections between two drum end plates (3,4), one (3) of which is provided with a central opening through which the unfiltered liquid enters the interior of the drum. A drive means (9) rotates slowly. A belt conveyor (18) extends over the surface (23) of the liquid flow for removing the particles carried along by the filter cloth out of the liquid and falling down from the filter cloth in an area around the highest point of the drum. The filter cloth side edges formed as beads are clamped in grooves on the inside of the end plates (3,4), and the end plates (3,4) are fixed to each other by means of spacer members (D) spaced from the filter cloth.

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Patent Owner(s)

Patent OwnerAddress
INGENJORSFIRMAN PER-OSKAR PERSSON AB TEGNERGATAN 5 S-252 33 HELSINGBORG SWEDENNot Provided

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Froderberg, Ingemar Helsingborg, SE 4 32
Persson, Per-Oskar Helsingborg, SE 6 22

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