(19)

(11)

EP 1 206 665 A1

(12)

(43) Date of publication: 22.05.2002 Bulletin 2002/21 (21) Application number: 00925486.3 (22) Date of filing: 25.04.2000

(51) International Patent Classification (IPC)7: F21S 11/00, F24J 2/38, G05D 3/10 (86) International application number: PCT/GB0001/606 (87) International publication number: WO 0066/947 (09.11.2000 Gazette 2000/45)

(84) Designated Contracting States: AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE (30) Priority: 29.04.1999 GB 9909852 14.03.2000 GB 0005974 (71) Applicant: Pond, Richard James Nailsworth,Gloucestershire GL6 0AV (GB)	(72) Inventor: Pond, Richard James Nailsworth,Gloucestershire GL6 0AV (GB) (74) Representative: James, Michael John Gwynne  Wynne-Jones, Lainé & James22, Rodney Road CheltenhamGloucestershire GL50 1JJ CheltenhamGloucestershire GL50 1JJ (GB)