发明名称 |
Device and method for the selective carbonization of paper |
摘要 |
A device for the selective carbonization of at least a part of a surface of a paper object, including receiving means for receiving the paper object, at least one laser for selectively heating one or more parts of the surface of said paper object to a level wherein the heated part of said surface at least partly carbonizes and thereby changes color, and control means for controlling the laser.;A method for the selective carbonization of at least a part of a surface of a paper object, including the steps of: receiving the object in receiving means, and controlling heating means with control means in order to selectively heat one or more parts the surface of said paper object to a level wherein the heated part of said surface at least partly carbonizes and thereby changes color. |
申请公布号 |
US9393804(B2) |
申请公布日期 |
2016.07.19 |
申请号 |
US201414780131 |
申请日期 |
2014.03.25 |
申请人 |
Tocano Holding B.V. |
发明人 |
Seshaiya Doraiswamy Chandrasekar Venkatesh |
分类号 |
B41J2/32;B41J2/475;B41J2/47 |
主分类号 |
B41J2/32 |
代理机构 |
McDonnell Boehnen Hulbert & Berghoff LLP. |
代理人 |
McDonnell Boehnen Hulbert & Berghoff LLP. |
主权项 |
1. Printing device for the selective carbonization of at least a part of a surface of a paper object, comprising:
receiving means for receiving the paper object; at least one laser for selectively heating one or more parts of the surface of said paper object to a level wherein the heated part of said surface at least partly carbonizes and thereby changes color; and a controller for controlling the laser; characterized in that said printing device comprises a substantially transparent cover that is arranged between said laser and at least a to be heated part of said paper object. |
地址 |
NL |