(19)

(11)

EP 2 761 214 A1

(12)

(43) Date of publication: 06.08.2014 Bulletin 2014/32 (21) Application number: 12827189.7 (22) Date of filing: 28.08.2012

(51) International Patent Classification (IPC):  F16K 31/126(2006.01) F16K 31/42(2006.01) F16K 17/168(2006.01) F17C 13/04(2006.01) (86) International application number: PCT/CA2012/050595 (87) International publication number: WO 2013/029175 (07.03.2013 Gazette 2013/10)

(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 (30) Priority: 29.08.2011 AU 2011903466 (71) Applicant: Westport Power Inc. Vancouver, BC V6P 6G2 (CA)	(72) Inventor: MCKAY, Michael Kardinya, Western Australia 6163 (AU) (74) Representative: Von Rohr Patentanwälte Partnerschaft mbB  Patentanwälte Partnerschaft Rüttenscheider Straße 62 45130 Essen 45130 Essen (DE)