[12] Patent
[11] Patent No.:GC0007612  
[45] Date of Publishing the Grant of the Patent: 30/Apr /2018                48/2018  
Number of the Decision to Grant the Patent:2018/126214
Date of the Decision to Grant the Patent:18/Apr/2018

[21] Application No.:GC 2014-27363

[22] Filing Date:18/6/2014

[30] Priority:

[33] State [32] Priority date [31] Priority No.
EP
20/6/2013
13172995.6

[72] Inventors:1- Ulf STEINER،2- Krister KARLSSON

[73] Owner: BERNOULLI SYSTEM AB, Skiffervagen 20, LUND, SE-224 78, Sweden

[74] Agent: Abu-Gazaleh Intellectual Property L.L.C

  

 

  

[51]IPC:
Int. Cl.: B01D 29/0, 29/76 (2006.01)

[56] Cited Documents:

-EP 2508238 A1 (GEORG SCHUENEMANN GMBH [DE]) 10 October 2012
-DE 102005055555 A1 (GEORG SCHUENEMANN GMBH [DE]) 24 May 2007
-WO 2008086447 A1 (HONEYWELL INT INC [US]; SCHRAMM ERIC J [US]; TREIER PHIL P [US]; POSTA) 17 July 2008
 
Examiner: Eng. Ebrahim AlQurashi

[54] SELF-CLEANING FILTER AND METHOD
[57] Abstract: The invention relates to a self-cleaning filter (10) having a filter body (11) with a diameter D, that comprises an inlet (12), an axial filter basket (20a), a transversal outlet (14), a reject outlet (16), and a cleaning element (22a) operable by an actuator (24a) to travel along said filter basket’s (20a) centre axis. According to the invention, the outlet (14) comprises an upstream end defined by an opening (86) in the filter body, which opening has a minor axis x and a major axis y, a downstream end piece (82) with a circular cylindrical cross-section having a diameter d, and a transition piece (80) that interconnects said opening (86) with said end piece (82); where D > 1.5d, x < d, and y > 1.1d. The invention also relates to a method of cleaning the self-cleaning filter.
No. of claims: 10     No. of figures: 3


 

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