(19)

(11)

EP 0 868 622 A1

(12)

(43) Date of publication: 07.10.1998 Bulletin 1998/41 (21) Application number: 96944904.0 (22) Date of filing: 20.12.1996

(51) International Patent Classification (IPC):  H02G 11/ 00( . ) F16L 3/ 26( . ) H02G 3/ 04( . ) F16L 3/ 015( . ) G02B 6/ 44( . ) (86) International application number: PCT/US1996/020349 (87) International publication number: WO 1997/022826 (26.06.1997 Gazette 1997/27)

(84) Designated Contracting States: DE FR GB IT NL (30) Priority: 21.12.1995 US 19950576342 (71) Applicant: Raytheon E-Systems Inc. Garland, TX 75042 (US)	(72) Inventor: WILLMANN, Donald, F. St. Petersburg, FL 33706 (US) (74) Representative: UEXKÜLL & STOLBERG  Patentanwälte Beselerstrasse 4 22607 Hamburg 22607 Hamburg (DE)