(19)

(11)

EP 2 059 700 A2

(12)

(88) Date of publication A3: 17.07.2008 (43) Date of publication: 20.05.2009 Bulletin 2009/21 (21) Application number: 07804091.2 (22) Date of filing: 30.08.2007

(51) International Patent Classification (IPC):  F16K 31/06(2006.01) F16K 31/10(2006.01) (86) International application number: PCT/GB2007/003282 (87) International publication number: WO 2008/025988 (06.03.2008 Gazette 2008/10)

(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 MT NL PL PT RO SE SI SK TR Designated Extension States: AL BA HR MK RS (30) Priority: 30.08.2006 GB 0617104 23.04.2007 GB 0707725 (71) Applicant: Dialight BLP Limited Newmarket, Suffolk CB8 0AX (GB)	(72) Inventor: CONNELL, Richard Anthony United Kingdom (GB) (74) Representative: Bates, Alan Douglas Henry  Reddie & Grose 16 Theobalds Road London WC1X 8PL London WC1X 8PL (GB)