(19)

(11)

EP 0 171 425 A1

(12)

(43) Date of publication: 19.02.1986 Bulletin 1986/08 (21) Application number: 85901150.0 (22) Date of filing: 25.01.1985

(51) International Patent Classification (IPC):  B26F 3/ 00( . ) H01F 41/ 02( . ) B26F 3/ 02( . ) (86) International application number: PCT/US1985/000117 (87) International publication number: WO 1985/003379 (01.08.1985 Gazette 1985/17)

(84) Designated Contracting States: CH DE FR GB LI SE (30) Priority: 26.01.1984 US 19840574233 26.01.1984 US 19840574234 (71) Applicant: GENERAL ELECTRIC COMPANY Schenectady New York 12305 (US)	(72) Inventors: KERLEY, Barry, Wyatt Hickory, NC 28601 (US) MORTON, James, William, Jr. Hickory, NC 28601 (US) WATSON, Bruce, Robert Hickory, NC 28601 (US) (74) Representative: Schüler, Horst, Dr., et al  Kaiserstrasse 69 D-6000 Frankfurt/Main 1 D-6000 Frankfurt/Main 1 (DE)