(19)

(11)

EP 0 076 284 A1

(12)

(43) Date of publication: 13.04.1983 Bulletin 1983/15 (21) Application number: 82900981.0 (22) Date of filing: 08.04.1982

(51) International Patent Classification (IPC):  H01H 85/ 045( . ) H01H 85/ 00( . ) H01H 85/ 36( . ) (86) International application number: PCT/GB1982/000109 (87) International publication number: WO 1982/003724 (28.10.1982 Gazette 1982/26)

(84) Designated Contracting States: AT BE CH DE FR LI LU NL SE (30) Priority: 10.04.1981 GB 19810011420 (71) Applicant: KENNETH E BESWICK LIMITED Somerset, BA11 1PP (GB)	(72) Inventor: WATSON, David GEC Industrial Products Regents Park, N.S.W. 2143 (AU)