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Sheet side guiding device, sheet feeding device and image forming apparatus

A guiding device and technology on the paper side, applied in image communication, transportation and packaging, thin material handling, etc., can solve problems such as difficult positioning and fixing side edge guides

Active Publication Date: 2005-03-09
KK TOSHIBA +1
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0010] Of the two types of guides, it is difficult to position and secure the side edge guides to best fit the side edges of various sizes of paper

Method used

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  • Sheet side guiding device, sheet feeding device and image forming apparatus
  • Sheet side guiding device, sheet feeding device and image forming apparatus
  • Sheet side guiding device, sheet feeding device and image forming apparatus

Examples

Experimental program
Comparison scheme
Effect test

Embodiment Construction

[0025] Embodiments of the present invention will now be described in detail with reference to the accompanying drawings.

[0026] figure 1 Shown is an overall configuration of a digital copier F, which is an image forming apparatus equipped with a manual sheet feeder S, according to an embodiment of the present invention.

[0027] The digital copier F includes a main body 100 and an original tray 101 on which originals are placed, and the originals are set to an upper surface portion of the main body 100 one by one. On the original tray 101 is provided an automatic original conveying unit 102 for automatically conveying a handful of originals onto the original tray 101 .

[0028] Below the original tray 101 is provided an image reading unit (scanner) 103 that reads an image of an original placed on the original tray 101 . Below the image reading unit (scanner) 103 is provided an imaging unit 104 which forms an image of the original read by the image reading unit 103 . A pap...

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PUM

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Abstract

The sheet side guiding device includes a tray on which sheets are placed, a side guide provided on the tray to be slidable in a direction normal to the feeding direction of the sheet and configured to guide side portions of the sheets to be fed, a rubber sheet provided on the tray in the sliding direction of the side guide, a lever provided pivotably on the side guide via a pivot mechanism and an engagement stopper nail portion provided for the end portion of the lever and configured to detachably engage with the rubber sheet to lock the side guide to the tray.

Description

field of invention [0001] The present invention relates to a paper side edge guide device provided on a tray, and a paper feeding device and an image forming device, the paper side edge guide device guides an original or a copy conveyed from the tray to accommodate the paper in its width direction Lateral side edges. Background of the invention [0002] Image forming apparatuses such as copiers, scanners and facsimiles include a tray on which originals, copies, etc. are placed. Sheets placed on the tray are conveyed one by one to an image forming processing unit of the image forming apparatus in accordance with a sheet feed signal, where an image is formed on the sheets. [0003] In order to convey the paper placed on the tray to the correct position of the image forming processing unit, the tray is provided with a guide for adapting to the side edge of the paper. Paper comes in various sizes such as B5, A4 and A3. The guiding device is designed to guide the side edge of ...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): B65H1/04
CPCB65H2511/12B65H2404/742B65H1/266B65H1/04B65H2402/515B65H2511/22B65H2402/51B65H2220/01B65H2220/04B65H2220/11
Inventor 村上励至大野正广
Owner KK TOSHIBA