(19)

(11)

EP 0 064 530 A1

(12)

(43) Date of publication: 17.11.1982 Bulletin 1982/46 (21) Application number: 81903133.0 (22) Date of filing: 10.11.1981

(51) International Patent Classification (IPC):  F16L 51/ 02( . ) (86) International application number: PCT/DK1981/000099 (87) International publication number: WO 1982/001759 (27.05.1982 Gazette 1982/14)

(84) Designated Contracting States: AT CH DE GB LI NL SE (30) Priority: 10.11.1980 DK 19800004769 (71) Applicant: BREDAN KOMPENSATORFABRIK A/S DK-6950 Ringkobing (DK)	(72) Inventor: BREDAHL, Henning DK-6950 Ringkobing (DK)