Alignment of paste-like ink having magnetic particles...

B - Operations – Transporting – 41 – F

Patent

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B41F 19/00 (2006.01) B41F 9/00 (2006.01) B41F 17/00 (2006.01)

Patent

CA 2523648

A method and apparatus is provided for printing using paste like inks such as those used in intaglio printing, wherein the inks include specialty flakes such as thin film optically variable flakes, or diffractive flakes. The invention discloses an apparatus having an energy source such as a heat source for temporarily lessening the viscosity of the ink during alignment of the flakes within the ink.

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