(19)

(11)

EP 0 478 618 A1

(12)

(43) Date of publication: 08.04.1992 Bulletin 1992/15 (21) Application number: 90909166.0 (22) Date of filing: 13.06.1990

(51) International Patent Classification (IPC):  A23F 3/ 14( . ) G07F 13/ 06( . ) A47J 31/ 54( . ) (86) International application number: PCT/GB1990/000912 (87) International publication number: WO 1990/015563 (27.12.1990 Gazette 1990/29)

(84) Designated Contracting States: AT BE CH DE DK ES FR IT LI LU NL SE (30) Priority: 13.06.1989 GB 19890013545 (71) Applicant: THE TERENCE PIPER CO. LTD. Chessington, Surrey KT9 1SD (GB)

(72) Inventors: PIPER, Terence Charles, c/o Terence Piper Co., Ltd Chessington, Surrey KT9 1SD (GB) BEEVOR, Harry Georges, c/o Terence Piper Co., Ltd. Chessington, Surrey KT9 1SD (GB) RICHARDS, Susan Patricia, c/o Terence Piper Co Ltd Chessington, Surrey KT9 1SD (GB) (74) Representative: Evans, David Charles, et al  F.J. CLEVELAND & COMPANY 40-43, Chancery Lane London, WC2A 1JQ London, WC2A 1JQ (GB)