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    • 2. 发明申请
    • THERMAL TRANSFER HEAD FOR THICK VARNISHES
    • 热转印头用于厚度变化
    • WO1997001443A1
    • 1997-01-16
    • PCT/FR1996001000
    • 1996-06-27
    • DATACARD CORPORATIONMORGAVI, Paul
    • DATACARD CORPORATION
    • B41J35/00
    • B41J35/00
    • A thermal head (80) for transferring a varnish layer (3) from a ribbon (20) onto a surface (26) to be varnished, including a first ribbon heating means for transferring the varnish layer onto the surface (26) to be varnished, and a second ribbon preheating means arranged upstream from the first heating means in the moving direction of the ribbon. Said first and second means are heating shoes (60, 70) movably mounted on the body (50) of the thermal head by means of a system of hinges (51, 61, 52, 71) and springs (65, 75). Said thermal head is particularly useful for depositing thick protective varnishes on plastic cards.
    • 一种用于将清漆层(3)从色带(20)转印到待涂漆的表面(26)上的热敏头(80),包括用于将清漆层转印到表面(26)上以便上漆的第一色带加热装置 以及第二带状预热装置,其沿着带的移动方向布置在第一加热装置的上游。 所述第一和第二装置是借助于铰链(51,61,52,71)和弹簧(65,75)的系统可移动地安装在热敏头的主体(50)上的加热鞋(60,70)。 所述热敏头对于在塑料卡上沉积厚的保护性清漆是特别有用的。