(19)

(11)

EP 3 053 231 A2

(12)

(88) Date of publication A3: 27.08.2015 (43) Date of publication: 10.08.2016 Bulletin 2016/32 (21) Application number: 14781852.0 (22) Date of filing: 02.10.2014

(51) International Patent Classification (IPC):  H02G 1/10(2006.01) H02G 9/02(2006.01) F16L 1/16(2006.01) (86) International application number: PCT/EP2014/071185 (87) International publication number: WO 2015/049348 (09.04.2015 Gazette 2015/14)

(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: 03.10.2013 NL 1040430 (71) Applicant: Wavin B.V. 8011 CW Zwolle (NL)	(72) Inventor: MULDER-GROOTOONK, Jeannette NL - 7784 DD Ane (NL) (74) Representative: Hoffmann Eitle  Patent- und Rechtsanwälte PartmbB Arabellastraße 30 81925 München 81925 München (DE)