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EP 2 849 677 A2

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(88) Date of publication A3: 29.01.2015 (43) Date of publication: 25.03.2015 Bulletin 2015/13 (21) Application number: 12876788.6 (22) Date of filing: 22.10.2012

(51) International Patent Classification (IPC):  A61F 2/02(2006.01) A61F 2/95(2013.01) A61M 25/00(2006.01) A61F 2/24(2006.01) A61F 2/966(2013.01) A61F 2/962(2013.01) (86) International application number: PCT/US2012/061393 (87) International publication number: WO 2013/172864 (21.11.2013 Gazette 2013/47)

(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: 16.05.2012 US 201213473475 (71) Applicant: Hlt, Inc. Maple Grove, MN 55369 (US)	(72) Inventors: GAINOR, John, P. Mendota Heights, MN 55118 (US) WILSON, Robert, F. Roseville, MN 55113 (US) NELSON, Dale, K. Inver Grove, MN 55077 (US) CZYSCON, Joseph, S. Plymouth, MN 55446 (US) THUNSTROM, Kyle Eden Prairie, MN 55346 (US) (74) Representative: KIPA AB  P O Box 1065 251 10 Helsingborg 251 10 Helsingborg (SE)