(19)
(11) EP 0 514 038 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
20.01.1993 Bulletin 1993/03

(43) Date of publication A2:
19.11.1992 Bulletin 1992/47

(21) Application number: 92303843.4

(22) Date of filing: 29.04.1992
(51) International Patent Classification (IPC)5: B41J 19/20
(84) Designated Contracting States:
DE FR GB NL

(30) Priority: 16.05.1991 JP 139413/91

(71) Applicant: MITSUBISHI STEEL MFG. CO., LTD.
Tokyo (JP)

(72) Inventor:
  • Ishiyama, Noritaka
    Kawasaki-shi, Kanagawa-ken (JP)

(74) Representative: Wood, Anthony Charles 
Urquhart-Dykes & Lord 91 Wimpole Street
London W1M 8AH
London W1M 8AH (GB)


(56) References cited: : 
   
       


    (54) Printing machine


    (57) There is provided a printing machine for performing a positional control by a linear encoder, which comprises a linear encoder memory having a magnetic recording medium (1) formed of an alloy containing iron, chrome and cobalt, and a magnetic head (2) for detecting said magnetic record (1), and which is economical and has high reliability even under an environment in which the machine is easily contaminated.






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