(19)

(11)

EP 2 686 544 A1

(12)

(43) Date of publication: 22.01.2014 Bulletin 2014/04 (21) Application number: 12757693.2 (22) Date of filing: 12.03.2012

(51) International Patent Classification (IPC):  F03B 13/22(2006.01) F03G 7/08(2006.01) (86) International application number: PCT/SE2012/050273 (87) International publication number: WO 2012/125111 (20.09.2012 Gazette 2012/38)

(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: 14.03.2011 SE 1100185 (71) Applicant: Nilsson, Rickard 603 37 Norrköping (SE)	(72) Inventor: Nilsson, Rickard 603 37 Norrköping (SE)