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Image reader for image-forming device

  • US 20060114523A1
  • Filed: 11/23/2005
  • Published: 06/01/2006
  • Est. Priority Date: 11/26/2004
  • Status: Active Grant
First Claim
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1. An image reader comprising:

  • a main body having a document support surface for supporting an original document; and

    a document cover having an edge portion rotatably supported on the main body and capable of rotating between a closed position for covering the document support surface and an open position for exposing the document support surface, wherein the document cover comprises;

    a main cover body;

    a document pressing plate that is provided on an opposing surface of the main cover body that opposes the document support surface when the document cover is in the closed position, and document pressing plate having a pressing surface that opposes the document support surface when the document cover is in the closed position;

    a supporting unit that supports the document pressing plate on the main cover body, the supporting unit comprising a first plurality of engaging protrusions provided on either one of the main cover body and the document pressing plate, and a first plurality of engagement receiving parts provided on the other of the main cover body and the document pressing plate for engaging with the first plurality of engaging protrusions with clearance in at least a direction orthogonal to the pressing surface; and

    a plurality of pressing parts disposed on at least one of the main cover body, in a region opposing the document pressing plate, and the document pressing plate, the plurality of pressing parts pressing against the other of the main cover body and the document pressing plate in the direction that the main cover body and document pressing plate oppose one another when the document cover is in the closed position.

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