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US 8,089,663 B2Granted
Detachable transparent plate for scan head assembly
AssigneeLexmark International, Inc.
InventorsChengwu Cui, Charles Brandon Langrel
Life of this patent
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AssigneeLexmark International, Inc.
InventorsChengwu Cui, Charles Brandon Langrel
Estimating the term…
A detachable transparent plate for a scan head assembly in a document scanning system that allows an operator to detach the transparent plate from the scan head assembly located above a media feed path to clean a top face of the transparent plate and easily reattach it to the scan head assembly. The scan head assembly has an optical system and a sealing member detachably mounted to a bottom end of the optical system. The transparent plate is received and supported by the sealing member and defines a portion of a bottom surface of the sealing member. The sealing member is detachable from the bottom end of the optical system to allow an operator access to the top face of the transparent plate of the sealing member for cleaning the top face of the transparent plate.
A scan head assembly for use in a document scanning system for scanning a media from a location above a media feed path, comprising:
A scan head assembly for use in a dual scan head duplex document scanning system for scanning a backside of a media from a location above a media feed path, comprising:
A method for cleaning a top face of a transparent plate of a scan head assembly having an optical system in a document scanning system, comprising:
Dependencies are inferred from the claim text.