(19)

(11)

EP 0 966 222 A1

(12)

(43) Date of publication: 29.12.1999 Bulletin 1999/52 (21) Application number: 98909600.0 (22) Date of filing: 11.03.1998

(51) International Patent Classification (IPC):  A47L 13/ 20( . ) A47L 13/ 258( . ) (86) International application number: PCT/GB1998/000725 (87) International publication number: WO 1998/040004 (17.09.1998 Gazette 1998/37)

(84) Designated Contracting States: DE FR GB IT (30) Priority: 11.03.1997 GB 19970004973 11.08.1997 GB 19970016975 (71) Applicant: NUMATIC INTERNATIONAL LIMITED Camberley, Surrey GU15 3SY (GB)	(72) Inventors: DUNCAN, Christopher, Robert Chard Somerset TA20 3BH (GB) GAILES, Michael, Edward Beaminster Dorset DT3 3PD (GB) (74) Representative: Brown, Fraser Gregory James  fJ Cleveland 40-43 Chancery Lane London WC2A 1JQ London WC2A 1JQ (GB)