(19)

(11)

EP 0 079 921 A1

(12)

(43) Date of publication: 01.06.1983 Bulletin 1983/22 (21) Application number: 82901642.0 (22) Date of filing: 27.05.1982

(51) International Patent Classification (IPC):  F04C 5/ 00( . ) A61M 5/ 142( . ) A61M 1/ 00( . ) F04B 43/ 12( . ) (86) International application number: PCT/SE1982/000188 (87) International publication number: WO 1982/004291 (09.12.1982 Gazette 1982/29)

(84) Designated Contracting States: FR (30) Priority: 27.05.1981 SE 19810003353 (71) Applicants: GRÄNDE, Per-Olof S-222 21 Lund (SE) BORGSTRÖM, Per S-222 50 Lund (SE) CLEMENTZ, Lars-Ake S-222 38 Lund (SE)	(72) Inventors: GRÄNDE, Per-Olof S-222 21 Lund (SE) BORGSTRÖM, Per S-222 50 Lund (SE) CLEMENTZ, Lars-Ake S-222 38 Lund (SE) (74) Representative: Wagner, Karl Heinz  H. Wagner & Co. AB Norra Vallgatan 72 S-211 22 Malmö S-211 22 Malmö (SE)