(19)

(11)

EP 2 859 152 A1

(12)

(43) Date of publication: 15.04.2015 Bulletin 2015/16 (21) Application number: 13730995.1 (22) Date of filing: 06.06.2013

(51) International Patent Classification (IPC):  E02D 29/12(2006.01) F16L 55/179(2006.01) F16L 55/165(2006.01) (86) International application number: PCT/US2013/044502 (87) International publication number: WO 2013/184911 (12.12.2013 Gazette 2013/50)

(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: 06.06.2012 US 201213490195 (71) Applicant: LMK Technologies, LLC Ottawa, IL 61350 (US)	(72) Inventor: KIEST, JR., Larry W. Ottawa, IL 61350 (US) (74) Representative: Stephenson, Philip  Bailey Walsh & Co LLP 1 York Place Leeds, LS1 2DR Leeds, LS1 2DR (GB)