(19)

(11)

EP 0 791 108 A1

(12)

(43) Date of publication: 27.08.1997 Bulletin 1997/35 (21) Application number: 95935800.0 (22) Date of filing: 08.11.1995

(51) International Patent Classification (IPC):  E01F 8/ 00( . ) E01F 15/ 14( . ) (86) International application number: PCT/CZ1995/000024 (87) International publication number: WO 1996/015324 (23.05.1996 Gazette 1996/23)

(84) Designated Contracting States: AT CH DE FR IT LI (30) Priority: 11.11.1994 CZ 19940002774 21.08.1995 CZ 19950002131 (71) Applicant: Hanuliak, Alojz 602 00 Brno (CZ)	(72) Inventor: Hanuliak, Alojz 602 00 Brno (CZ) (74) Representative: Brierley, Anthony Paul, et al  Appleyard Lees 15 Clare Road Halifax West Yorkshire HX1 2HY Halifax West Yorkshire HX1 2HY (GB)