(19)

(11)

EP 1 945 987 A1

(12)

(43) Date of publication: 23.07.2008 Bulletin 2008/30 (21) Application number: 06794916.4 (22) Date of filing: 27.10.2006

(51) International Patent Classification (IPC):  F16L 33/22(2006.01) (86) International application number: PCT/GB2006/004004 (87) International publication number: WO 2007/049053 (03.05.2007 Gazette 2007/18)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC NL PL PT RO SE SI SK TR (30) Priority: 27.10.2005 GB 0521925 (71) Applicant: Angell, Jonathan George Cordy Iford Lewes East Sussex BN7 3EJ (GB)	(72) Inventor: Angell, Jonathan George Cordy Iford Lewes East Sussex BN7 3EJ (GB) (74) Representative: Tothill, John Paul  Frank B. Dehn & Co. St Bride's House 10 Salisbury Square London EC4Y 8JD London EC4Y 8JD (GB)