(19)

(11)

EP 0 045 308 A1

(12)

(43) Date of publication: 10.02.1982 Bulletin 1982/06 (21) Application number: 81900329.0 (22) Date of filing: 04.02.1981

(51) International Patent Classification (IPC):  H02K 15/ 02( . ) H02K 15/ 16( . ) (86) International application number: PCT/AU1981/000013 (87) International publication number: WO 1981/002370 (20.08.1981 Gazette 1981/20)

(84) Designated Contracting States: DE FR GB (30) Priority: 04.02.1980 AU 19800002219 (71) Applicant: JAMES N. KIRBY PTY LIMITED Milperra, N.S.W. 2214 (AU)	(72) Inventors: BRISBY, John Robert Charles Milperra, N.S.W. 2214 (AU) WALTERS, Eric William Milperra, N.S.W. 2214 (AU)