(19)

(11)

EP 0 056 820 A1

(12)

(43) Date of publication: 04.08.1982 Bulletin 1982/31 (21) Application number: 81902324.0 (22) Date of filing: 15.07.1981

(51) International Patent Classification (IPC):  A63C 1/ 30( . ) A63C 1/ 32( . ) (86) International application number: PCT/FI1981/000056 (87) International publication number: WO 1982/000255 (04.02.1982 Gazette 1982/04)

(84) Designated Contracting States: AT DE FR GB SE (30) Priority: 17.07.1980 FI 19800002262 (71) Applicant: NÄSINEVA, Matti Veiko SF-33800 Tampere 80 (FI)	(72) Inventor: NÄSINEVA, Matti Veiko SF-33800 Tampere 80 (FI)