(19)

(11)

EP 0 857 031 A1

(12)

(43) Date of publication: 12.08.1998 Bulletin 1998/33 (21) Application number: 96935027.0 (22) Date of filing: 18.10.1996

(51) International Patent Classification (IPC):  A47L 9/ 12( . ) A47L 11/ 30( . ) A47L 11/ 24( . ) A47L 11/ 40( . ) (86) International application number: PCT/GB1996/002550 (87) International publication number: WO 1997/014345 (24.04.1997 Gazette 1997/18)

(84) Designated Contracting States: AT DE DK ES FI FR IT NL PT SE (30) Priority: 20.10.1995 GB 19950021534 10.06.1996 GB 19960012069 (71) Applicant: Applied Sweepers Limited Falkirk, Scotland FK2 7XE (GB)	(72) Inventor: MUNNOCH, Peter Alexander Clarence Alloa, Clackmannanshire FK10 2DF (GB) (74) Representative: Carpmael, John William Maurice  CARPMAELS & RANSFORD 43 Bloomsbury Square London, WC1A 2RA London, WC1A 2RA (GB)