JP2007078855A - Image forming apparatus, document feeder and document reader - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide an image forming apparatus, a document feeder and a document reader which are easy and safe in operation and are improved in operability for a user short in height and a user seated in a wheelchair. <P>SOLUTION: In the image forming apparatus, a lever 20 having a hook part 21, an elastic member 22 and a grip 23 is provided in a housing box 41. In the case of closing an ADF 5, the short user or the user seated in the wheel chair holds the grip 23, hooks the hook part 21 formed at the leading end part of the lever 20 on the handle part 6 of the ADF 5, and thereafter, pulls the lever 20. By such the operation, the ADF 5 can be closed, and consequently, the ADF 5 is very easily and safely opened/closed. <P>COPYRIGHT: (C)2007,JPO&INPIT

Description

  BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an image forming apparatus such as a facsimile, a scanner, a copier, and a multifunction machine, an original conveying apparatus, and an original reading apparatus, and more particularly to an image forming apparatus, an original conveying apparatus, and The present invention relates to a document reading apparatus.

  Usually, when copying, first, a handle such as an automatic document feeder (ADF) is pushed up by hand to open the ADF, and a document is set on the contact glass. After setting the document, it is necessary to hold the ADF handle again with the user's hand and close the ADF.

  However, since conventional image forming apparatuses such as copiers and multifunction peripherals are made for healthy persons, for example, for users on wheelchairs or short users, depending on the open state of the ADF, the handle unit In addition, the user's hand could not reach and the ADF could not be closed.

  As conventional inventions for such problems, the inventions described in Patent Documents 1 to 3 are known. Patent Document 1 discloses an invention of an image forming apparatus in which document holding means such as an open platen cover and an automatic document feeder can be easily closed even by a wheelchair person or a child.

Further, in Patent Document 3, it is possible to move, rotate, or change the setting angle of the automatic document conveying device part of the image forming apparatus or the original document placing table part on which the original document of the automatic document conveying device is placed. The invention of an image forming apparatus with improved operability is described.
JP 2003-344960 A JP 2003-066654 A JP 2005-142734 A

  However, the above-described conventional invention has the following problems.

  In the invention described in Patent Document 1, an open automatic document feeder can be easily closed by providing a handle, but a hand is mistakenly sandwiched between the automatic document feeder and the platen glass. There is a risk that. In addition, in the invention described in Patent Document 2, operability is improved by attaching a lever, but there is a problem in terms of installation space and cost increase. In the invention described in Patent Document 3, the ADF and the image reading apparatus are separated from the image forming apparatus, and the ADF and the image reading apparatus are disposed at a low position where the user of the wheelchair can operate. There is a problem that installation space is required.

  SUMMARY OF THE INVENTION Accordingly, an object of the present invention is to provide an image forming apparatus, a document conveying apparatus, and a document reading apparatus that are easy and safe and have improved operability for a short user or a user on a wheelchair.

  In order to achieve the above object, the invention according to claim 1 is provided so as to rotate about the fulcrum shaft of the hinge when placing the document image on the image reading means for reading the image. An image forming apparatus having a document image pressing means for pressing the image forming apparatus, comprising a lever that can be attached to and detached from the image forming apparatus, the document image pressing means has a handle portion, and the lever includes the document image pressing means and the image reading device. When opening and closing with the hinge as a fulcrum, it has a hook part that hooks and engages with a handle part.

  According to a second aspect of the present invention, in the image forming apparatus according to the first aspect, a handle portion continuous with the hook portion, and a grip that is continuously provided with the handle portion and gripped when the user uses the lever. It is characterized by having.

  According to a third aspect of the present invention, in the image forming apparatus according to the second aspect, the hook portion is sandwiched between the handle portion and the hook portion when the handle portion and the hook portion are engaged. It further has an elastic member.

  A fourth aspect of the present invention is the image forming apparatus according to any one of the first to third aspects, further comprising a storage box for storing the lever when not in use.

  According to a fifth aspect of the present invention, in the image forming apparatus according to any one of the first to fourth aspects, the image forming apparatus further includes a protrusion for hanging the lever, the grip is annular, and the lever It is characterized in that the annular portion of the grip is hooked on the protrusion when the is not used.

  According to a sixth aspect of the present invention, when placing an original image on an image reading means for reading an image, an original image presser provided on the main body of the apparatus so as to rotate around a fulcrum shaft of the hinge. A document conveying device having a lever detachable from the document conveying device body, the document image pressing means having a handle, and the lever using the document image pressing means and the image reading device as a fulcrum. It is characterized by having a hooking part that is hooked and engaged with the handle part when opening and closing.

  According to a seventh aspect of the present invention, when placing an original image on an image reading means for reading an image, an original image presser is provided on the main body of the apparatus so as to rotate about the fulcrum shaft of the hinge and presses the original image. An image reading apparatus having a lever detachable from the image reading apparatus body, the document image pressing means having a handle, and the lever using the document image pressing means and the image reading apparatus as a fulcrum. It is characterized by having a hooking part that is hooked and engaged with the handle part when opening and closing.

  As described above, according to the image forming apparatus, the document conveying apparatus, and the document reading apparatus of the present invention, it is possible to improve the operability for a short user or a user on a wheelchair that is easy and safe.

  Next, the image forming apparatus of this embodiment will be described with reference to the drawings. In addition, this embodiment is not limited to what is described below, A various change is possible in the range which does not deviate from the meaning. In this embodiment, a digital copying machine is used as the image forming apparatus.

  FIG. 1 is a perspective view showing the appearance of the digital copying machine according to the present embodiment. FIG. 2 is a perspective view showing an external appearance of the digital copying machine according to the present embodiment when the automatic document feeder is opened.

  As shown in FIG. 1, the digital copying machine according to the present embodiment includes an image reading device 1, an image forming unit 2, a paper discharge unit 4, an ADF 5, a handle unit 6, an operation unit 8, and a document discharge. A tray 29, a paper feeding unit 30, and a storage box 41 are provided. The paper feed unit 30 includes paper feed trays 25, 26, 27, and 28 that are divided according to transfer paper to be fed. The digital copying machine according to the present embodiment also includes a contact glass 3 and a hinge 7 as shown in FIG.

  An original image set on the ADF 5 or the contact glass 3 is read by the image reading apparatus 1. The document set on the ADF 5 is discharged onto the document discharge tray 29 after the document image is read on the contact glass 3.

  The document image read on the contact glass 3 is converted into image data, and the image forming unit 2 transfers the image onto a transfer sheet fed from the sheet feeding unit 30. The transfer sheet on which the image is formed is discharged to a discharge unit 4 that stacks transfer sheets on which an image has been recorded (transferred).

  The ADF 5 rotates about the fulcrum axis of the hinge 7 and opens and closes with respect to the contact glass 3. When the ADF 5 is closed, the document set on the contact glass 3 is pressed so as not to be displaced.

  Normally, when a user sets a document on the contact glass 3 and makes a copy by himself, first the ADF 5 is opened by pushing up the handle 6 of the ADF 5 by hand. Then, after setting the document on the opened contact glass 3, the handle 6 is held again and the ADF 5 is closed.

  However, for example, as shown in FIG. 7, a user in a wheelchair or a short user may not reach the handle portion 6 when the ADF 5 is opened. In this case, there is a high possibility that the ADF 5 cannot be closed and an accurate copy cannot be made.

In view of this, the digital copying machine of this embodiment includes a lever 20 that can be hooked to the handle portion 6 as shown in FIG. As shown in FIG. 3, the lever 20 is stored in a storage box 41 provided in the digital copying machine of the present embodiment. By providing the storage box 41 for storing the lever 20 in the digital copying machine, the appearance is improved and the user can easily understand the position where the lever 20 is placed.
The lever 20 will be described in more detail.

4A and 4B are diagrams showing an example of the appearance of the lever 20.
The lever 20 includes a hook portion 21, an elastic member 22, and a grip 23. The user can close the ADF 5 by holding the grip 23 by hand, hooking the hook portion 21 at the tip of the lever 20 on the handle portion 6 of the ADF 5, and pulling in the direction of the arrow in FIG.

  As shown in FIG. 4, the grip 23 has an annular shape so that the user can easily grip it. Further, since the grip 23 is annular, the lever 20 can be suspended from a protrusion 42 described later.

  By using the lever 20 in this manner, even a short user or a user on a wheelchair can easily open and close the ADF 5, so that operability is improved.

The hook portion 21 at the tip of the lever 20 is provided with an elastic member 22 such as rubber. Since the elastic member such as rubber has a strong frictional force, the hook portion 21 at the tip of the lever 20 is easily caught on the handle portion 6, thus improving the operability for the user.
The material of the elastic member 22 is not limited to rubber or the like, and any material may be used as long as it has a certain degree of frictional force.

  Further, the sizes of the hook portion 21 and the elastic member 22 can be appropriately changed according to the size of the handle portion 6. From the viewpoint of user operability, the size of the hooked portion 21 (and the elastic member 22) and the protruding portion of the handle 6 protruding from the ADF 5 are substantially the same. Preferably there is.

  Further, in the digital copying machine of the present embodiment, as shown in FIG. 5, a protrusion 42 may be provided instead of the storage box 41. In this case, the grip 23 portion of the lever 20 is hooked on the protrusion 42 and stored. In this way, the projection 42 can be easily provided, leading to further cost reduction and space saving, and an inexpensive digital copying machine can be provided.

  As described above, according to the digital copying machine of the present embodiment, when the ADF 5 is opened by providing the detachable lever 20 having the hook portion 21 at the front end portion in the digital copying machine body. By holding the grip 23 of the lever 20 by hand and hooking the hook portion 21 on the handle portion 6 and pulling the lever 20, even a short user or a user on a wheelchair can close the ADF 5. Therefore, since it is possible to operate a device that is out of reach, it is possible to improve operability for a wide range of users.

  Further, since the hooking portion 21 at the tip of the lever 20 is provided with an elastic member 22 such as rubber, it is easy to be hooked on the handle portion 6 of the ADF 5. Therefore, the user operability can be improved.

  Since the lever 20 is provided with a dedicated storage box 41, the appearance is improved and the position of the lever 20 is easily understood by the user. Further, instead of the storage box 41, the protrusion 20 is provided and the grip 23 of the lever 20 is hooked and stored, so that the lever 20 can be stored at a lower cost.

1 is a perspective view illustrating an example of a digital copying machine according to an embodiment. In the digital copying machine of this embodiment, it is a figure which shows the state which opened ADF5. 2 is a side view of the digital copying machine when the lever 20 is stored in a storage box 41. FIG. FIG. 3 is a diagram illustrating an example of the appearance of a lever 20. FIG. 3 is a diagram illustrating a case where a protrusion 42 is provided in the digital copying machine of the present embodiment. It is a figure which shows the case where the user who sat down in the wheelchair uses the digital copying machine of this embodiment. It is a figure which shows the case where the user who sat on the wheelchair uses the conventional digital copying machine.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Image reader 2 Image formation part 3 Contact glass 4 Paper discharge part 5 ADF
6 Handle portion 7 Hinge 8 Operation portion 20 Lever 21 Hook portion 22 Elastic member 23 Grip 25, 26, 27, 28 Paper feed tray 29 Document discharge tray 30 Paper feed portion 40 Paper transport portion 41 Storage box 42 Projection portion

Claims (7)

An image forming apparatus having a document image pressing unit configured to rotate around a fulcrum shaft of a hinge and press the document image when placing the document image on an image reading unit that reads an image,
The image forming apparatus includes a detachable lever,
The document image pressing means has a handle part,
The lever is
An image forming apparatus comprising: a hook portion that hooks and engages with the handle portion when the document image pressing unit and the image reading device are opened and closed with the hinge as a fulcrum.   2. The lever according to claim 1, wherein the lever includes a handle portion that is provided continuously with the hook portion, and a grip that is provided continuously with the handle portion and is gripped when a user uses the lever. Image forming apparatus. The hook is
The image forming apparatus according to claim 1, further comprising an elastic member that is sandwiched between the handle portion and the hook portion when the handle portion and the hook portion are engaged with each other. .   The image forming apparatus according to claim 1, further comprising a storage box that stores the lever when not in use. The image forming apparatus includes:
A protrusion that suspends the lever;
The grip is annular;
5. The image forming apparatus according to claim 1, wherein an annular portion of the grip is hooked on the protrusion when the lever is not used. 6. This is a document conveying device having a document image pressing unit that is provided in the apparatus main body so as to rotate around a fulcrum shaft of a hinge when a document image is placed on an image reading unit that reads an image. And
A lever detachable from the document feeder main body,
The document image pressing means has a handle part,
The lever is
An original conveying apparatus, comprising: a hook portion that hooks and engages with the handle portion when the document image pressing means and the image reading device are opened and closed with the hinge as a fulcrum. An image reading apparatus having a document image pressing unit provided in the apparatus main body so as to rotate about a fulcrum shaft of a hinge when the document image is placed on an image reading unit that reads an image. And
A lever that is detachable from the image reading device main body,
The document image pressing means has a handle part,
The lever is
An image reading apparatus comprising: a hook portion that hooks and engages with the handle portion when the document image pressing unit and the image reading device are opened and closed with the hinge as a fulcrum.

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