(19)

(11)

EP 0 570 566 A1

(12)

(43) Date of publication: 24.11.1993 Bulletin 1993/47 (21) Application number: 93900270.0 (22) Date of filing: 07.12.1992

(51) International Patent Classification (IPC):  B26D 7/ 01( . ) B26D 7/ 20( . ) B26D 7/ 18( . ) (86) International application number: PCT/GB1992/002271 (87) International publication number: WO 1993/011917 (24.06.1993 Gazette 1993/15)

(84) Designated Contracting States: AT BE CH DE DK ES FR GB GR IE IT LI LU MC NL PT SE (30) Priority: 07.12.1991 GB 19910026061 (71) Applicant: BEMAC ENGINEERING LIMITED Lisburn, County Antrim, Northern Ireland (GB)	(72) Inventor: BEMAC ENGINEERING LIMITED Lisburn, County Antrim, Northern Ireland (GB) (74) Representative: Murgitroyd, Ian G., et al  Murgitroyd and Company 373 Scotland Street Glasgow G5 8QA Glasgow G5 8QA (GB)