(19)
(11) EP 0 726 850 A1

(12)

(43) Date of publication:
21.08.1996 Bulletin 1996/34

(21) Application number: 94931913.0

(22) Date of filing: 18.10.1994
(51) International Patent Classification (IPC): 
B41J 2/ 355( . )
G06K 15/ 02( . )
B41J 2/ 35( . )
(86) International application number:
PCT/US1994/011887
(87) International publication number:
WO 1995/012493 (11.05.1995 Gazette 1995/20)
(84) Designated Contracting States:
BE DE GB NL

(30) Priority: 01.11.1993 US 19930146506
31.08.1994 US 19940298936

(71) Applicant: LASERMASTER CORPORATION
Eden Prairie, MN 55344 (US)

(72) Inventors:
  • LUKIS, Lawrence J.
    Prior Lake, MN 55372 (US)
  • VATLAND, Danny J.
    Chanhanssen, MN 55372 (US)
  • GILBERT, John M.
    Minneapolis, MN 55406 (US)

(74) Representative: Kirschner, Klaus Dieter, Dipl.-Phys. 
Forstenrieder Allee 59
D-81476 München
D-81476 München (DE)

   


(54) METHOD AND APPARATUS FOR CONTROLLING A THERMAL PRINT HEAD