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Patent Searching and Data


Title:
HEAT TRANSFER SYSTEM AND HEAT TRANSFER METHOD
Document Type and Number:
WIPO Patent Application WO/2021/060549
Kind Code:
A1
Abstract:
[Problem] To enable the surface of an overcoat layer on an image receiving paper to be made smooth, and to simplify a manufacturing process. [Solution] A heat transfer system 10 comprises: an ink ribbon supply unit 11; a thermal head 20; a platen roller 15; and an ink ribbon winding unit 12. The thermal head 20 includes a heating resistor 22 and a line heater 23 provided from the upstream side toward the downstream side. The heating resistor 22 of the thermal head 20 transfers a colored layer 3 and an overcoat layer 4 of an ink ribbon 1 to an image receiving paper 5. The line heater 23 heats and smooths the overcoat layer 4. Either one of the thermal head 20 and the platen roller 15 can move in a conveyance direction of the ink ribbon 1.

Inventors:
KUWABARA TOSHIKAZU (JP)
TAKANO HIROAKI (JP)
Application Number:
PCT/JP2020/036487
Publication Date:
April 01, 2021
Filing Date:
September 25, 2020
Export Citation:
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Assignee:
DAINIPPON PRINTING CO LTD (JP)
International Classes:
B41J2/32; B41J2/325; B41J25/304; B41J29/00
Foreign References:
JPH04347660A1992-12-02
JPH11129512A1999-05-18
JP2012025013A2012-02-09
JPH0355234U1991-05-28
JPH0321460A1991-01-30
JPH1086421A1998-04-07
EP2420387A12012-02-22
Attorney, Agent or Firm:
NAKAMURA Yukitaka et al. (JP)
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