Patent ID: 8149476
Filing Date: 2012-04-03
Classification: H04N

Abstract:
1. A document reading apparatus for reading an original document moving thorough a reading position, comprising: contact glass having a predetermined reading position; feeding means for feeding an original document to the contact glass; reading means for reading the original document fed to the contact glass; guide means, disposed on the side opposite to the contact glass, for guiding the original document to be fed to the contact glass; backup means, having a white member disposed in a position opposite to the contact glass to back up the original document to be read, for guiding the original document to be read; a guide unit configured by integrating the guide means and the backup means; and support means for supporting the guide unit to be able to travel between a close position for bringing the guide means and the backup means near the contact glass and an open position for distancing the guide means and the backup means from the contact glass, wherein a concave portion for removably accommodating the backup means is formed in the guide unit, and the backup means is inserted into the concave portion so that an original document guide face of the guide means and an original document guide face of the backup means form a continuous guide face when the guide unit travels to the close position.