(19)

(11)

EP 2 917 607 A1

(12)

(43) Date of publication: 16.09.2015 Bulletin 2015/38 (21) Application number: 13852633.0 (22) Date of filing: 06.11.2013

(51) International Patent Classification (IPC):  F16G 13/06(2006.01) (86) International application number: PCT/US2013/068733 (87) International publication number: WO 2014/074594 (15.05.2014 Gazette 2014/20)

(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: 07.11.2012 US 201261723482 P (71) Applicant: Frost Tech LLC Grand Rapids, MI 49504 (US)	(72) Inventor: FROST, Charles, C. Ada, MI 49301 (US) (74) Representative: O'Connell, Maura  FRKelly 27 Clyde Road Ballsbridge Dublin 4 Dublin 4 (IE)