Patent · US Expired

Gaming device display with simulated halftones

US6976915B2 · kind B2 · utility

67Cited by
20References
36Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 13, 2002
Grant dateDec 20, 2005
Priority date
Expiry dateOct 12, 2022

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG07F17/32
  • WIPO fieldControl
  • WIPO sectorInstruments

Abstract

A panel or reel strip of a gaming device that includes halftones. The panel or reel strip includes a medium and a photographically created multicolor image on one side of the medium. A silkscreen ink layer is provided on the other side of the medium. The ink defining at least one halftone producing hole array. The multicolor image and the hole array are both computer created and downloaded to a photo imager. The photo image of the hole array is used to create a screen that produces a wash layer of ink on the back of the colored image. The wash layer defines selectively made hole arrays that enable a desired amount of light to shine through the colored image, providing a glow effect.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.