(19)

(11)

EP 0 705 371 A1

(12)

(43) Date of publication: 10.04.1996 Bulletin 1996/15 (21) Application number: 95916900.0 (22) Date of filing: 18.04.1995

(51) International Patent Classification (IPC):  E02F 3/ 40( . ) (86) International application number: PCT/SE1995/000413 (87) International publication number: WO 1995/029297 (02.11.1995 Gazette 1995/47)

(84) Designated Contracting States: AT BE CH DE DK FR GB IT LI LU NL (30) Priority: 20.04.1994 SE 19940001348 (71) Applicant: Hellgren, Gunnborg Margit Linea S-544 33 Hjo (SE)	(72) Inventor: HELLGREN, Rolf, Ake S-544 33 Hjo (SE) (74) Representative: Ferkinghoff, Claes-Göran, et al  AWAPATENT AB, Södra Hamngatan 37-41, P.O. Box 11394 S-404 28 Göteborg S-404 28 Göteborg (SE)