(19)
(11) EP 0 177 932 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
25.03.1987 Bulletin 1987/13

(43) Date of publication A2:
16.04.1986 Bulletin 1986/16

(21) Application number: 85112737

(22) Date of filing: 08.10.1985
(84) Designated Contracting States:
DE FR GB IT NL

(30) Priority: 09.10.1984 JP 21055384

(71) Applicant: CANON KABUSHIKI KAISHA
 ()

(72) Inventor:
  • Inamoto, Tadayoshi
     ()

   


(54) Liquid jet recording head


(57) A liquid jet recording head comprises an ejection port for ejecting liquid and a liquid path having said ejection port, a part of the wall constituting the liquid path being composed of a photosensitive resin cured film, and the pencil hardness of the photosensitive resin cured film is H or higher.






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