(19)

(11)

EP 0 960 360 A1

(12)

(43) Date of publication: 01.12.1999 Bulletin 1999/48 (21) Application number: 97900257.0 (22) Date of filing: 06.01.1997

(51) International Patent Classification (IPC):  G04B 49/ 02( . ) (86) International application number: PCT/GB1997/000004 (87) International publication number: WO 1997/025656 (17.07.1997 Gazette 1997/31)

(84) Designated Contracting States: DE FR GB (30) Priority: 06.01.1996 GB 19960000238 (71) Applicant: ROLFE, Gary Newfound, Basingstoke RG23 7HH (GB)	(72) Inventor: ROLFE, Gary Newfound, Basingstoke RG23 7HH (GB) (74) Representative: Brock, Peter William  Urquhart-Dykes & Lord 1 Richfield Place Richfield Avenue Reading RG1 8EQ Berkshire Reading RG1 8EQ Berkshire (GB)