(19)
(11) EP 0 444 702 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
23.09.1992 Bulletin 1992/39

(43) Date of publication A2:
04.09.1991 Bulletin 1991/36

(21) Application number: 91103113.6

(22) Date of filing: 01.03.1991
(51) International Patent Classification (IPC)5: H01F 7/22, H01F 41/04
(84) Designated Contracting States:
DE FR GB

(30) Priority: 02.03.1990 JP 49267/90

(71) Applicant: HITACHI, LTD.
Chiyoda-ku, Tokyo 101 (JP)

(72) Inventors:
  • Satou, Motohiro
    Higashiibaraki-gun, Ibaraki-ken (JP)
  • Okada, Ryoji, Tsukuba Hausu 9-401
    Niihari-gun, Ibaraki-ken (JP)
  • Okano, Chie
    Tsukuba-shi (JP)
  • Yamada, Toshihiro
    Nishiibaraki-gun, Ibaraki-ken (JP)
  • Ogata, Hisanao
    Niihari-gun, Ibaraki-ken (JP)
  • Nakajima, Tadakatsu
    Niihari-gun, Ibaraki-ken (JP)
  • Saito, Ryusei
    Hitachi-shi (JP)

(74) Representative: Patentanwälte Beetz - Timpe - Siegfried Schmitt-Fumian - Mayr 
Steinsdorfstrasse 10
80538 München
80538 München (DE)


(56) References cited: : 
   
       


    (54) Superconducting coil and process for manufacturing the same, composite superconductor and process for manufacturing the same and superconducting apparatus


    (57) A superconducting coil (15) is formed by coating a composite superconductor (11) with a resin thereon and winding the coated superconductor. A coating film (7) of the resin is formed by a electrocoating method. The resin is selected from a group consisting of epoxy resins, acrylic resins, fluorine resins, phenolic resins and polybutadiene resins.






    Search report