Holograms embossed into metal surfaces

Details Holograms embossed into metal surfaces Holograms embossed into metal surfaces

1986-07-29

1988-02-16

Arnold, Bruce Y.

Printing

Inkers

Roller

29DIG37, 101 32, 350 36, G03H 118

Patent

active

047251115

ABSTRACT:
A process for embossing diffraction patterns and holograms directly onto surfaces of metal material, such as aluminum, and products made thereby. Temperature ranges for optimizing the embossing are disclosed, being related to the yield strength of the material being embossed. End products include household aluminum foil with embossed holograms, and aluminum beverage cans with an embossed hologram on its outside.

REFERENCES:
patent: 3630334 (1971-12-01), Connolly
patent: 4125760 (1978-11-01), Nyfeler

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