(19)

(11)

EP 2 805 093 A1

(12)

(43) Date of publication: 26.11.2014 Bulletin 2014/48 (21) Application number: 12866248.3 (22) Date of filing: 20.01.2012

(51) International Patent Classification (IPC):  F16L 23/16(2006.01) (86) International application number: PCT/US2012/022041 (87) International publication number: WO 2013/109286 (25.07.2013 Gazette 2013/30)

(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 (71) Applicant: Field, Keith D. Mount Dora, Florida 32757 (US)	(72) Inventor: Field, Keith D. Mount Dora, Florida 32757 (US) (74) Representative: ABG Patentes, S.L.  Avenida de Burgos, 16D Edificio Euromor 28036 Madrid 28036 Madrid (ES)