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(11)

EP 2 739 916 A1

(12)

(43) Date of publication: 11.06.2014 Bulletin 2014/24 (21) Application number: 12820787.5 (22) Date of filing: 03.08.2012

(51) International Patent Classification (IPC):  F24J 2/06(2006.01) F24J 2/36(2006.01) F28D 1/02(2006.01) G02B 7/198(2006.01) F24J 2/14(2006.01) F24J 2/54(2006.01) F28F 1/10(2006.01) (86) International application number: PCT/CA2012/050531 (87) International publication number: WO 2013/016828 (07.02.2013 Gazette 2013/06)

(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: 04.08.2011 CA 2748635 04.08.2011 CA 2748537 04.08.2011 CA 2748632 (71) Applicant: 6637418 Canada Inc. Carrying on Business as Rackam Sherbrooke, Québec J1C 0R2 (CA)	(72) Inventors: FORTIN, Jacques-alexandre Sherbrooke, Québec J1L 1H2 (CA) CHAGNON, Mathieu Sherbrooke, Québec J1H 4Z3 (CA) BARIBEAU, Stéphane Sherbrooke, Québec J1H 3B2 (CA) (74) Representative: Regimbeau  20, rue de Chazelles 75847 Paris Cedex 17 75847 Paris Cedex 17 (FR)