(19)

(11)

EP 0 105 254 A1

(12)

(43) Date of publication: 18.04.1984 Bulletin 1984/16 (21) Application number: 82901455.0 (22) Date of filing: 29.03.1982

(51) International Patent Classification (IPC):  H01F 27/ 06( . ) H01F 27/ 02( . ) H01F 17/ 04( . ) (86) International application number: PCT/US1982/000396 (87) International publication number: WO 1983/003495 (13.10.1983 Gazette 1983/24)

(84) Designated Contracting States: DE FR GB NL SE (71) Applicant: HUTH, Joseph F. III Butler PA 16001 (US)	(72) Inventor: HUTH, Joseph F. III Butler PA 16001 (US) (74) Representative: Jones, Colin, et al  W.P. THOMPSON & CO. Coopers Building Church Street Liverpool L1 3AB Liverpool L1 3AB (GB)