(19)

(11)

EP 0 110 919 A1

(12)

(43) Date of publication: 20.06.1984 Bulletin 1984/25 (21) Application number: 83901697.0 (22) Date of filing: 03.06.1983

(51) International Patent Classification (IPC):  A01B 15/ 16( . ) B23P 15/ 28( . ) B23K 31/ 02( . ) (86) International application number: PCT/AU1983/000074 (87) International publication number: WO 1983/004158 (08.12.1983 Gazette 1983/28)

(84) Designated Contracting States: AT BE CH DE FR GB LI LU NL SE (30) Priority: 03.06.1982 AU 19820004285 (71) Applicant: TERLICH, Kevin Arthur Pleasant Hills, N.S.W. 2737 (AU)	(72) Inventor: TERLICH, Kevin Arthur Pleasant Hills, N.S.W. 2737 (AU)