(19)

(11)

EP 1 371 262 A2

(12)

(88) Date of publication A3: 10.07.2003 (43) Date of publication: 17.12.2003 Bulletin 2003/51 (21) Application number: 02704955.0 (22) Date of filing: 11.03.2002

(51) International Patent Classification (IPC)7: H04R 7/04 (86) International application number: PCT/GB0201/109 (87) International publication number: WO 0207/4006 (19.09.2002 Gazette 2002/38)

(84) Designated Contracting States: AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR Designated Extension States: AL LT LV MK RO SI (30) Priority: 10.03.2001 GB 0105980 (71) Applicant: Harris Hynd Limited Rosyth Europarc,Fife KY11 2YB (GB)	(72) Inventors: HYND, Ian Alexander Balerno,Midlothian EH14 7DP (GB) HARRIS, Norman, Richard Culross,Fife KY12 8HX (GB) (74) Representative: Kennedy, David Anthony et al Kennedys Patent Agency Limited,Floor 5,Queens House,29 St Vincent Place Glasgow G1 2DT Glasgow G1 2DT (GB)