(19)
(11) EP 0 020 405 A1

(12)

(43) Date of publication:
07.01.1981 Bulletin 1981/01

(21) Application number: 79901135.0

(22) Date of filing: 12.09.1979
(51) International Patent Classification (IPC): 
H01B 17/ 28( . )
 H01B 17/ 36( . )
(86) International application number:
PCT/EP1979/000070
(87) International publication number:
WO 1980/000762 (17.04.1980 Gazette 1980/08)
(84) Designated Contracting States:
AT CH DE FR GB NL SE

(30) Priority: 10.10.1978 US 19780949884

(71) Applicant: BBC Aktiengesellschaft Brown, Boveri & Cie.
CH-5401 Baden (CH)

(72) Inventor:
  • STRINGFELLOW, Allen E.
    Haddonfield, NJ 08033 (US)

   


(54) COMPACT SULFUR HEXAFLUORIDE-FILLED INSULATOR BUSHING WITH REDUCED GAS-FILLED VOLUME