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Device and method to inhibit residue on platen glass while scanning

  • US 7,796,788 B2
  • Filed: 02/13/2006
  • Issued: 09/14/2010
  • Est. Priority Date: 02/13/2006
  • Status: Expired due to Fees
First Claim
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1. A method for reproducing a fingerprint on an electrophotographic marking machine, said method comprising:

  • providing a substantially flat platen glass having a transparent, clear guard movably attached to said platen glass,moving said guard onto said platen so that it fits flush onto a surface of said platen,directing said guard to a same spot on said platen to ensure that a same scanning target area is always provided,providing a platen scanner including a dedicated fingerprint scanner,and placing a finger or thumb of a user on said guard, scanning said finger or thumb to reproduce by said marking machine a fingerprint image thereof.

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