Title:
BACKFLUSHING FILTER AND FILTER INSERT FOR THE SAME
Document Type and Number:
WIPO Patent Application WO/2014/199321
Kind Code:
A1
Abstract:
The invention relates to a backflushing filter for liquid media, having a filter insert (50) formed by means of at least one support cage (52), which has at least two groups of slot-like windows (53), and at least one filter medium (51), which is supported on the support cage (52), wherein the windows (53) of each group (53A, 53B) run as to be oriented parallel to one another and are separated from one another by webs (54) of the support cage (52), and having a rotatable backflushing device (60) which is arranged in the interior of the filter insert (50) and which has at least one gap opening (75) and which serves for flushing out the filter medium (51) via the gap opening (75) and windows (53). The backflushing device (60) has at least two mutually separate flushing chambers (64A, 64B) with associated gap opening (75) and has a hollow shaft (61) which is rotationally movable to a limited extent relative to the flushing chambers (64) and which has a first radial outlet (69A) and a second radial outlet (69B), wherein the direction of movement of the backflushing device (60) is reversible during the backflushing cycle, and, for both directions of movement, driving means (74) are provided for conjointly moving the flushing chambers (64) and hollow shaft (61) in the respective direction of movement.
Inventors:
CARTARIUS KARSTEN (DE)
FINSEL ANDREAS (DE)
ROTT WILLI (DE)
FINSEL ANDREAS (DE)
ROTT WILLI (DE)
Application Number:
PCT/IB2014/062142
Publication Date:
December 18, 2014
Filing Date:
June 11, 2014
Export Citation:
Assignee:
BOLL & KIRCH FILTER (DE)
International Classes:
B01D29/68; B01D29/23; B01D29/94
Foreign References:
| DE3235552C2 | 1986-08-28 | |||
| DE202011000268U1 | 2012-05-16 | |||
| DE3235552C2 | 1986-08-28 |
Attorney, Agent or Firm:
ALTHAUS, Arndt (DE)
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