(19)
(11) EP 2 405 144 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
21.03.2018 Bulletin 2018/12

(43) Date of publication A2:
11.01.2012 Bulletin 2012/02

(21) Application number: 11460017.4

(22) Date of filing: 20.04.2011
(51) International Patent Classification (IPC): 
F04D 29/60(2006.01)
F04D 29/66(2006.01)
(84) Designated Contracting States:
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated Extension States:
BA ME

(30) Priority: 25.04.2010 PL 11896310

(71) Applicant: Darco Sp. z o.o.
39-200 Debica (PL)

(72) Inventor:
  • Rokita, Marcin
    39-200 Debica (PL)

(74) Representative: Warzybok, Tadeusz 
Biuro Patentowe "INICJATOR" Sp.z o.o., ul. Zolkiewskiego 7B/1
35-203 Rzeszow
35-203 Rzeszow (PL)

   


(54) Radial fan


(57) A radial fan consisting of a housing (7) provided with front wall (5), rear wall (3) and inner partition (4) insulated from inside with thermal insulation and an electric motor (1) mounted in said housing (7) and connected detachably with radial turbine (2) located in helical part (12) of said housing, provided with two ports and resting on legs (13) characterised with that outer surface of the fan's housing, specifically cylindrical (7), is provided with mounting holes located along its circumference and specifically in the vicinity of its end faces in which detachably and adjustably, according to needs, resilient supports (9) are mounted provided with legs (13), and at the outlet of helical part (12) of said housing, a sleeve-shaped port is attached. Each of resilient supports (9) is preferably made of spring steel flat in the form resembling a shortened letter "U" with ends of its arms bent outside.







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Search report