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Image read-out device and image forming device

An image reading device and image technology, applied in printing devices, image communication, electrical recording technology using charge graphics, etc., can solve problems such as defects, curling of originals, and output image rotation α angle

Inactive Publication Date: 2004-08-04
CANON KK
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

When an image is read in the "fixed reading method" at this original position, since the original is placed on the original glass table 284 in a state of being rotated by an angle of α, there is a problem that the output image is rotated by an angle of α.
[0029] In addition, even if there is a document fixing and positioning means on the back side, since the original (especially thin paper) is strongly pressed and attached to the document fixing and positioning means, problems such as curling, damage, and poor output images of the original will occur.

Method used

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  • Image read-out device and image forming device
  • Image read-out device and image forming device
  • Image read-out device and image forming device

Examples

Experimental program
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Embodiment Construction

[0051] Next, an image reading device according to an embodiment of the present invention will be described with reference to the drawings.

[0052] In the embodiment of the image reading device of the present invention, there are two embodiments, namely the first embodiment and the second embodiment. In the image reading devices of the first and second embodiments, the peripheral structure of the platen roller is different from that of the conventional image reading device. The same code|symbol is attached|subjected to the same part as conventional, and it demonstrates.

[0053] Furthermore, the image reading device reads characters, drawings, patterns, etc. (hereinafter collectively referred to as "images") formed on paper. The so-called paper includes plain paper, resin sheets, thick paper, postcards, certificates, paper for overhead projectors, and the like. The image reading device of this embodiment reads, for example, a document on which an image is formed on plain pap...

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PUM

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Abstract

An image reading apparatus is provided with a document glass stand on which a document is placed, and a document feeding portion (F) having a platen roller for feeding out the document fed into the reading position of the document glass stand from the reading position and a pressure plate having elasticity and capable of pressing the document placed on the document glass stand against the document glass stand with the platen roller, and openable and closable relative to the document glass stand. A document reading sensor reads the document placed on the document glass stand while being moved below the document glass stand, and reads the document fed into the reading position while being stopped at the reading position. Design is made such that after the document feeding portion is closed and the document has been pressed against the document glass stand by the pressure plate, the platen roller presses the document against the document glass stand.

Description

technical field [0001] The present invention relates to an image reading device for reading an image formed on a picture, and more particularly to an image reading device for reading an image of a picture placed on a reading glass member without deviation, and an image reading device equipped with the image reading device. image forming device. Background technique [0002] Conventionally, like digital copying machines, facsimile machines, printers, and their combination machines, there are image forming parts, image reading parts, and sheets of paper on which images are formed are supplied one by one to the reading position of the image reading part ( An image forming apparatus such as a document conveying device that discharges the scanned document to the document discharge table. [0003] Conventionally, in image forming apparatuses, for example, there are Figure 9 to Figure 12 The image forming apparatus of the first conventional example shown and Figure 13 to Figure...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G03B27/62G03B27/50G03G15/00H04N1/00H04N1/04H04N1/10H04N1/107
CPCG03G2215/00189G03G15/602G03G2215/00185G03G15/607G03G15/6508G03G15/6552H04N1/00013H04N1/00519H04N1/00533
Inventor 真锅健一岩本和幸
Owner CANON KK
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