(19)
(11) EP 3 480 375 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
31.07.2019 Bulletin 2019/31

(43) Date of publication A2:
08.05.2019 Bulletin 2019/19

(21) Application number: 18196562.5

(22) Date of filing: 25.09.2018
(51) International Patent Classification (IPC): 
E03F 5/14(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
Designated Validation States:
KH MA MD TN

(30) Priority: 10.10.2017 NL 1042578

(71) Applicant: Wavin B.V.
8011 CW Zwolle (NL)

(72) Inventors:
  • Determann, Matthias
    48716 Meppen-Bokeloh (DE)
  • Brümmer, Günter
    49740 Haselünne (DE)

(74) Representative: Hoffmann Eitle 
Patent- und Rechtsanwälte PartmbB Arabellastraße 30
81925 München
81925 München (DE)

   


(54) RAINWATER TREATMENT DEVICE


(57) The disclosure relates to a rainwater treatment device comprising a fluid inlet (11), a fluid outlet (12), a cartridge accommodation space (20) for removably receiving a cartridge including a substrate for treating rainwater, a fluid receiving space (50) for receiving fluid flowing out of the accommodation space (20), the fluid receiving space (50) being fluidly connected to the fluid outlet (12) by a drainage flow path, and an overflow damming element (40) provided in the drainage flow path and/or the fluid receiving space (50) for damming up fluid in the fluid receiving space (50) and the accommodation space (20) and for reducing a fluid throughput in the drainage flow path towards the fluid outlet (12) for as long as the overflow damming element (40) does not overflow.







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Search report