JP2001097560A - Image reading/recording apparatus - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an image reading/recording apparatus for which a stable document and recording paper conveying property is achieved by means of a simple arrangement, along with miniaturization of an apparatus body, and whose rigidity is secured. SOLUTION: A document/recording paper tray 7, provided in such a manner as to be capable of opening and closing with respect to an apparatus body 1 to serve as a document/recording paper tray when open and to close a document slot and a recording sheet slot when closed, forms a document stand or recording paper stand when open. When closed, it approaches a member on the surface of the apparatus body with an interval F of not greater than 3 mm therebetween and approaches a second surface with an interval H of not greater than 3 mm therebetween.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an image reading and recording apparatus, such as a facsimile apparatus, having a reading section for reading image information of a document and a recording section for forming an image on a recording medium. .

[0002]

2. Description of the Related Art Conventionally, as an example of an image reading and recording apparatus,
Japanese Patent Application Laid-Open No. H10-126544 proposes a facsimile apparatus having a configuration as shown in FIGS. 9 and 10, which is provided with a document / recording paper table as a cover member that can be opened and closed with respect to the apparatus main body. 9 and 10, a recording paper insertion slot 52 is arranged at the rear end of the upper surface of the apparatus main body 51, a document insertion slot 53 is arranged in front of the recording paper insertion slot 52, and an operation unit 54 is arranged in front of this. Also, a pair of document width regulating guides 55 that slide within a predetermined range in the document width direction in order to expand or narrow the document insertion port 53, and a recording paper width direction in order to expand or narrow the recording paper insertion port 53. And a cover member attached to the apparatus main body 51 so as to pivot openably and closably with respect to the apparatus main body 51 with the vicinity of the recording paper insertion opening 52 as a fulcrum. An original / recording paper mounting table 57 is provided.

In the above-described configuration, the original / recording paper mounting table 57 has an open position extending obliquely upward behind the recording paper insertion slot 52 as shown in FIG. 9 and covers the upper surface of the apparatus main body as shown in FIG. It can be opened and closed between the closed position.
The document / recording paper mounting table 57 is provided with several ribs 58, and is formed so as to have a guide shape for moving the document 59 or the recording paper 60 straight to the document transport path or the recording paper transport path. . In addition, an original / recording paper table 5
7 is in the closed position, the distal end 58a of the rib 58 is close to the upper surface 61 of the apparatus at an interval of 2 to 3 mm.
Is pressed from the direction A in FIG.
8a comes into contact with the upper surface 61 of the apparatus main body and serves as a stopper for preventing bending.

[0004]

However, in the above-mentioned conventional example, when the original / recording paper placing table 57 is pressed in the closed position of the original / recording paper placing table 57 in the direction B shown in FIG. The rear end portion 57a of the original / recording paper placing table 57 abuts on the recording paper width regulating guide 56, but the recording paper width regulating guide 56 is movable in the recording paper width direction, so that when a wide recording paper is used. Are arranged near the left end of the main body as shown in FIG. At this time, when the original / recording paper mounting table 57 is pressed in the direction B shown in FIG. 10, the rear end 57a of the original / recording paper mounting table 57 is positioned near the center of the recording paper width direction. Since it is not possible to abut against the stopper 56, there is no stopper for preventing deflection. As a result, the original / recording paper mounting table 57 is bent, and in the worst case, there is a problem that the original / recording paper mounting table 57 is detached from the apparatus main body 11 or is damaged.
Further, in the above-mentioned conventional example, the document width regulating guide 55 and the rib 58 overlap in the cross-sectional direction shown in FIG. 10, and therefore, as shown in FIG. However, there is also a problem that a restriction that it must be arranged at a position other than the movable range occurs.

Accordingly, the present invention has been made in view of the above-described problems, and has realized a stable document conveyance property and a recording paper conveyance property with a simple configuration while realizing a reduction in the size of the apparatus main body. It is another object of the present invention to provide an image reading and recording apparatus capable of securing the rigidity of the apparatus.

[0006]

According to the present invention, there is provided a document feeder, a recording sheet feeder, a document reader, and a recorder. An image reading and recording apparatus comprising: a device main body configured with an exterior member externally mounted; and a support member that supports a document and a recording sheet that can be opened and closed, wherein the support member is open. In the state, a document placing table or a recording sheet placing table is formed, and in the closed state, the upper part of the apparatus body is covered, and in the closed state, the first surface of the apparatus body or a member on the first surface is A first shape portion approaching at an interval of 3 mm or less, and a second shape portion approaching at a distance of 3 mm or less to a second surface of the apparatus main body or a member on the second surface. It is characterized by having a.

In the above configuration, it is possible to prevent the lid member from bending in response to an external pressure substantially perpendicular to the first surface and an external pressure substantially perpendicular to the second surface.

[0008] Further, the first surface of the apparatus main body is a surface on which the document insertion slot is disposed, and the second surface is a surface on which the recording sheet insertion port is disposed. I have.

In the above structure, it is possible to prevent the lid member from bending in response to external pressure in a direction substantially perpendicular to the surface on which the document insertion port is disposed and external pressure in a direction substantially perpendicular to the surface on which the recording sheet insertion port is disposed. It becomes possible.

Further, the support member is provided so as to be rotatable between the open state and the closed state with a rotation center as a fulcrum with respect to the apparatus main body.

In the above configuration, it is possible to simplify the configuration of the apparatus main body and the support member.

Further, the invention is characterized in that a document width regulating guide which is movable in the document width direction is provided on the first surface.

In the above arrangement, the bending preventing portion for the document insertion opening arrangement surface of the support member can be arranged in the movable range of the document width regulating guide in the document width direction.

In a portion where the supporting member is close to the document width regulating guide with an interval of 3 mm or less, the supporting member can be stored when not in use, and when the supporting member is in the open state when in use. Is provided with a second support member that protrudes upstream in the document transport direction.

In the above configuration, it is possible to stably place an original or a recording sheet having a large paper size.

The second support member has a center of rotation near the center in the width direction of the upstream end in the document conveying direction in the open state of the support member, and meshes with each other. 2 with teeth that rotate at the same angle
It is characterized by being composed of three members.

In the above configuration, the configurations of the support member and the second support member can be simplified.

The support member closes the document insertion slot and the recording sheet insertion slot when the support member is in the closed state.

[0019]

DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment in which the present invention is applied to a facsimile apparatus will be described below with reference to the accompanying drawings.

FIG. 1 is a sectional view showing a schematic configuration of the inside of a facsimile machine. FIG. 2 is an external perspective view of FIG. 1 and shows a state in which a document / recording paper placing table 7 serving as a support member is opened. FIG. 3 shows a state in which the document / recording paper placing guide 12 is set in an upright state. FIG. 4 is an external perspective view showing a state in which the document / recording paper mounting table 7 is closed.

1 to 5, a recording paper insertion slot 2 is arranged at the rear end of the upper surface of the apparatus main body 1, a document insertion slot 3 is arranged in front of the recording paper insertion slot 2, and an operation unit 4 is further arranged in front of this. Have been. A pair of document width regulating guides 5 are provided at the document insertion slot 3 and slide within a predetermined range in the document width direction. A pair of recording paper width regulation guides 6 that slide inside are provided as shown. These document width regulation guide 5 and recording paper width regulation guide 6
Has a shape that can be easily operated by the user of the apparatus.

An original / recording paper mounting table 7 is provided rotatably about the rotation center 8 of the original / recording paper mounting table as a fulcrum. The document / recording paper table 7 is shown in FIGS.
As shown in FIG. 1, the recording paper insertion opening 2 is provided so as to be openable and closable between an open position extending obliquely upward and rearward and a closed position covering an upper rear portion of the apparatus main body as shown in FIGS. I have.

When the original / recording paper mounting table 7 is in the closed position, the original / recording paper mounting table 7 is arranged at a position covering the rear upper portion of the apparatus main body 1 as shown in FIGS. The paper insertion slot 2 and the document insertion slot 3 are closed.

Further, as shown in FIGS. 1 and 4, when the original / recording paper mounting table 7 is in the closed position, the original / recording paper mounting table 7 and the operation unit 4, and the original / recording paper mounting table 7 It is configured such that there is almost no gap between itself and other exterior members. Therefore, except when performing a reading operation for reading image information of a document or a recording operation for forming an image on a printing surface of recording paper, the document / recording paper mounting table 7 is moved to the closed position shown in FIGS. As a result, foreign matters such as dust enter the inside from the recording paper insertion opening 2 and the original insertion opening 3 and enter the recording paper conveyance path and the original conveyance path. The configuration is such that attachment to the roller surface can be prevented from adversely affecting the separating performance and transporting performance of the original and the recording paper.

The document / recording paper table 7 is provided with several ribs 9. When the document / recording sheet table 7 is in the open position as shown in FIG. The recording paper 11 can reach the document conveyance path or the recording paper conveyance path in a good condition by the document / recording paper mounting table 7 and several ribs 9 respectively.

As shown in FIG. 3, the original / recording paper table 7 has a pivot center near the center in the width direction at the end opposite to the pivot center 8 of the original / recording table table. 2, two document / recording paper mounting guides 12 rotatable with respect to the document / recording paper mounting table 7, and as shown in FIG. As shown in FIG. 3, a closed state arranged substantially in parallel with the end opposite to the paper placement rotation center 8 and a document and recording paper transport upstream side ( During the open state, which protrudes obliquely upward from the rear of the main body in FIG. 5 and is disposed obliquely (about 75 degrees) with respect to the end opposite to the rotation center of the original / recording paper mounting table 7 with respect to the apparatus main body. And can be rotated. The two original / recording paper placement guides 12 are meshed with each other in a gear shape near the center of rotation, and by rotating one of the original / recording paper placement guides 12, the other original / recording paper placement guide 12 is rotated. The mounting guide 12 is also configured to rotate on a symmetric trajectory. As shown in FIGS. 1 and 4, when the original / recording paper placement guide 7 is closed and the original / recording paper placement table 7 is closed, the original / recording paper placement guide 12 is operated by the operating unit. 4 does not interfere.

When the document / recording paper placing table 7 is opened, the center of gravity of the document / recording paper placing table 7 and the document / recording paper placing guide 12 is opened and closed. Regardless, in FIG. 5, the document / recording paper mounting table 7 is located on the right side of the document / recording paper mounting rotation center 8 and is held in an open state.

Also, in order to make it easy for the user of the device to operate,
The document / recording paper mounting table 7 and the document / recording paper mounting guide 12 are formed of different body colors that are easy to identify.

Here, as shown in FIG. 1, when the original / recording paper placing table 7 is closed, the original / recording paper placing guide 12 is arranged on the original insertion opening arrangement surface 13 of the apparatus main body. The rib 9 is disposed between the document width regulating guide 5 (F section) at an interval of about 2 to 3 mm, and the rib 9 is disposed between the document width regulating guide 5 and the recording paper insertion port arrangement surface 14 at the rear of the apparatus body (G section). It is configured to be arranged at intervals. Accordingly, when the original / recording paper mounting table 7 is closed and receives an external pressure from the direction A shown in FIG. Guide 5
To prevent the original / recording paper mounting table 7 from bending, and the original / recording paper mounting table 7 and the original / recording paper mounting guide 12 are detached from the apparatus main body 1 or the original / recording paper mounting table 7 and the original / recording paper placement guide 12 itself are prevented from being damaged. When an external pressure is applied to the original / recording paper mounting table 7 in the direction B shown in FIG. 1, the rib 9 comes into contact with the recording paper insertion port arrangement surface 14 at the rear of the apparatus main body, and This prevents the mounting table 7 from bending, and the original / recording paper mounting table 7 and the original / recording paper mounting guide 12 are detached from the apparatus main body 1 or the original / recording paper mounting table 7 and the original / recording paper mounting guide. 1
2 itself is prevented from being damaged.

In the closed state of the original / recording paper placing table 7, the original / recording paper placing table 7 is
When an external pressure is applied from the direction, the original / recording paper placement guide 12 comes into contact with the original width regulating guide 5 as described above.
Due to the rigidity of the document / recording paper mounting table 7 itself, the vicinity of the center in the width direction of the rear end of the document / recording paper mounting table 7 is bent to the rear of the apparatus main body. Therefore, in the present embodiment, as shown in FIG. 1, the lower end 9a of the rib 9 is placed between the rear surface of the apparatus main body and the second recording paper insertion port arrangement surface 15 (H portion) by about 2-3.
By arranging them at an interval of mm, a stopper is formed to prevent the rear of the apparatus main body near the center in the width direction of the rear end of the original / recording paper table 7 when external pressure is applied from the direction A. .

As shown in FIG. 1, the original / recording paper placement guide 12 and the original width regulating guide 5 do not overlap in the sectional direction shown in FIG. For this reason, it is not necessary to dispose the document / recording paper placement guide 12 at a position other than the movable range of the document width regulation guide 5, and the configuration of the document / recording paper placement guide 12 is flexible. .

Next, the conveyance of the original stripes 10 and the recording paper 11 will be described.

First, document conveyance will be described. When the document 10 is inserted into the document insertion slot 3 in FIG. 5, a signal is sent to the control unit of the apparatus by the document presence / absence detection sensor 16 schematically shown, and the apparatus recognizes that there is a document. Further, the document 10 is inserted to a position where the document 10 reaches the document separating roller 17. Here, when a key on the operation panel 18 is pressed, a reading drive system (not shown) is activated, and the documents 10 are separated one by one by the document separation roller 17. The separated document 10 is conveyed along a document conveyance path 19 by a rotating document separation roller 17 and conveyed to a position of a document feed roller pair 20 including a document feed roller 20a and a document feed roller 20b. The document feed roller 20b receives an urging force in the direction of pressing the document feed roller 20a by the document feed roller discharge roller pressing spring 21, and the document 10 is rotated by the document feed roller 20a with an appropriate conveyance force. Original feed roller ejection roller pressing spring 2 so that it is conveyed
1 has been adjusted.

The document 10 is further conveyed by the document feed roller pair 20, and the reading device 22 starts the image information reading operation. As the document image information reading operation proceeds, the document 10 is transported leftward in FIG. 5, and the document 10 is a document discharge roller including a document feed roller pair 20, a document discharge roller 23a, and a document discharge roller 23b. It is conveyed by the pair 23. The document discharge roller 23a receives an urging force in a direction in which the document discharge roller 23b is pressed by the document feed roller discharge roller pressing spring 21.

When the image information reading operation is completed, the document 10 is further conveyed leftward in FIG. 5 by the document discharge roller pair 23 and discharged from the document discharge port 24 to the outside of the apparatus.

Here, the original conveying path 19 is approximately 2
The document conveying upstream side is disposed above the downstream side with respect to the document conveying direction, and the document / recording paper mounting table 7 and the document / recording paper guide 12 appropriately guide the rear end of the document to form the document. The configuration is such that stable transportability is realized in overall transport.

The reading device 22 and the original discharge roller 2
The reading section 25 composed of 3b is configured to be detachable from the apparatus main body, and can be used as a handy scanner by removing it from the apparatus main body.

Next, recording paper conveyance will be described. When the recording paper 11 is inserted into the recording paper insertion slot 2 in FIG. 5, a signal is sent to the control unit of the apparatus by the schematically illustrated recording paper presence / absence detection sensor 26, and the apparatus is in a state of having recording paper. Recognize. Here, when a key on the operation panel 18 is pressed, a recording paper drive system (not shown) is activated, and the recording paper 11 is separated one by one by a recording paper separating roller 27. The recording paper 11 separated by the recording paper separation roller 27 is transported to a pair of recording paper transport rollers 29a and 29b arranged at positions opposing each other with respect to a recording paper transport path 28, and the recording paper 11 is further transported by a recording paper transport roller. Vs. 29
The recording paper transport path 28 is moved to the image recording position 30 by a and 29b.
The recording paper 11 is temporarily stopped at this position, and is held at the image recording position 30. Image recording position 3
At 0, ink is ejected from the ejection port of the recording unit 31 of the ink jet recording head disposed above the recording paper transport path 28, and an image is formed by ink droplets adhering to the image recording surface of the recording paper 11. You. When image recording for one line is completed, a pair of recording paper transport rollers 29a and 29b
Rotate again, and the recording paper 11 is conveyed to the left in FIG. 5. When the recording paper 11 is conveyed by a fixed amount, the conveyance of the recording paper 11 is stopped again, and the image recording of the next line is performed.

By repeating the above steps, the recording paper 1
When the image recording for the number of sheets is completed, the recording paper 11 is discharged out of the apparatus from the recording paper discharge port 33 by a pair of recording paper discharge rollers 32a and 32b arranged at positions facing each other with respect to the recording paper conveyance path 28. It has a configuration.

Here, the recording paper transport path 28 is the original transport path 1
9 has an inclination of about 20 degrees with respect to the horizontal, the upstream side of the recording paper transport is disposed above the downstream side, and the original / recording paper mounting table 7 and the original / recording paper guide 12 The configuration is such that the end portion is appropriately guided to realize stable transportability in the entire recording paper transport.

FIG. 6 is a cross-sectional view showing a state in which the operation unit is rotated to the open position. In this figure, the document conveyance path is released, the reading unit is attached and detached, and the ink cartridge of the recording head is used. The exchange will be described.

First, the release of the document conveying path will be described.
(1) When the reading operation is stopped for some reason during the reading operation such as copying or transmission, and the original is taken out from the original conveying path, or (2) When the original is not normally conveyed for some reason and the original is not When the document is stopped abnormally, the document stopped abnormally may be removed, or (3) the reading / separating roller 17 may be removed.
When cleaning and maintenance of the document feed roller 20a, document discharge roller 23a, and reading device 22, in the facsimile apparatus of the present embodiment, as shown in FIG. The operation unit 4 including the document feed roller 20b, the document feed roller discharge roller pressing spring 21, the document discharge roller 23a, and the like is rotated clockwise in FIG. The document transport path is opened. At this time, the operation unit 4 is held in a state of being opened at a predetermined angle by a support member (not shown).
In this state, the configuration is such that the user of the apparatus can easily perform maintenance such as taking out a document and cleaning each component.

Next, attachment and detachment of the reading unit will be described. First, when the reading unit 25 is used as a handy scanner, the operation unit 4 is rotated clockwise around the rotation center 34 as a fulcrum as shown in FIG. Hold at an angle. Next, the reading unit 25 and the reading unit holding member 35 are rotated clockwise in FIG. 6 around the rotation center of the document feed roller 20a, and in this state, the reading unit 25 is pulled out toward the apparatus main body. 25 is detached from the apparatus main body.

When the reading section 25 is mounted on the apparatus main body, the reading section 25 is connected to the reading section holding
5, the reading unit 25 and the reading unit holding member 35 are rotated counterclockwise in FIG. 6 around the rotation center of the document conveying roller 20a, and the operation unit 4 is rotated counterclockwise around the rotation center in FIG. And the operation unit 4 is closed.

Next, replacement of the ink cartridge of the recording head will be described. When replacing the ink cartridge, as shown in FIG. 6, the operation unit 4 is rotated clockwise around the rotation center to open the operation unit 4 and hold it at a predetermined angle by a support member (not shown). . In this state, the ink cartridge 36 is exposed, and as shown in FIG. 6, the ink cartridge 36 is taken out diagonally upward in front of the main body to perform a replacement operation.

In the present embodiment, when the document conveying path is released, the reading unit is attached and detached, and the ink cartridge of the recording head is exchanged, in this embodiment, the operation unit 4 is supported by the operation unit rotation center 34 as a fulcrum. As shown in FIG. 8, which is a sectional view of FIG. 7 and an enlarged view of a contact portion between the operation unit and the original / recording paper mounting table 7, the operation unit 4 is opened. With the opening of the document, the location of the rear end 4a of the operation unit 4 (this point is referred to as a point C) comes into contact with the leading end rib 7a of the document / recording paper mounting table 7, and the operation unit 4 Mounting table 7
Will be pressed. Here, as shown in FIG. 8, the angle difference between a straight line L1 connecting the contact point C and the rotation center 34 of the operation unit and a straight line L2 connecting the point C and the rotation center 8 of the original / recording paper placing table 8 is about 20 degrees. Becomes Therefore, at the contact point C, the force P2 of the rear end 4a of the operation unit 4 pressing the leading end rib 7a of the document / recording paper table 7 toward the document / recording table table rotation center 8 is sin 20 °. × P1 = 0.34P1. Also, the force P in the direction in which the document / recording paper table 7 is rotated.
3 is cos20 ° × P1 = 0.94P1, and P2
About three times the power of Therefore, the original / recording paper mounting table 7 does not bend due to being pressed from the operation unit 4 and rotates clockwise in FIGS. 7 and 8 around the original / recording paper mounting table rotation center 8 as a fulcrum. .

As shown in FIG. 8, a straight line L1 connecting the contact point C and the operation unit rotation center 34 and a rear end 4a of the operation unit 4 are provided.
When the operation unit 4 is opened, the contact between the leading end rib 7a of the original / recording paper table 7 and the rear end 4a of the operation unit 4 in FIG. On the rear end 4a. That is, when the operation unit 4 is opened, the original / recording paper placing table 7 is moved to the front end rib 7a.
Is pressed by the operation unit 4 and opened while sliding upward on the rear end 4 a of the operation unit 4. Therefore, it is possible to prevent only a certain portion of the rear end portion 4a of the operation portion 4 from contacting the front end rib 7a of the document / recording paper placing table 7, and the rear end portion 4a of the operation portion 4 as an exterior component can be prevented. This is configured to prevent aesthetic problems such as easily scratching.

As described above, the opening operation of the operation unit 4 causes the original / recording paper placing table 7 and the original / recording paper placing guide 12 to move.
Are opened in conjunction with each other, and when the operation unit 4 is held at a predetermined angle by a support member (not shown), the original / recording paper placing table 7 and the original / recording paper placing guide 12 are shown in FIG. It is configured to be held in position. Operation unit 4
Is rotated counterclockwise and closed, the center of gravity of the original / recording paper placing table 7 and the original / recording paper placing guide 12 are shifted to the left in FIG. Therefore, when the operation unit 4 is rotated counterclockwise by its own weight in the same manner as the operation unit 4 and the operation unit 4 is in the closed state shown in FIGS. The closed state shown in FIG.

By opening and closing the document / recording paper mounting table 7 and the document / recording paper mounting guide 12 in conjunction with the opening and closing of the operation unit 4 in this manner, before the operation unit is opened, It does not complicate the operability of the main unit, such as the need to open the document / recording paper table, and interferes with the document / recording paper table by opening / closing the operation section. A gap is created between the document / recording paper platform and the device body by configuring the document / recording paper platform in a location that avoids the movable range of the operation unit without damaging the paper platform. It has a simple configuration, high operability, high quality, and excellent design, without causing any inconvenience such as dust entering.

As shown in FIG. 2, the leading end rib 7a of the original / recording paper placing table 7 is constituted by two ribs near the center in the width direction. For this reason, the point at which the original / recording paper mounting table 7 comes into contact with the operation unit 4 by opening and closing the operation unit 4 is on the front end rib 7a. By contacting with
A frictional force is applied to each contact point, thereby preventing generation of abnormal noise due to vibrations of the operation unit 4 or the original / recording paper table 7.

In this embodiment, when the operation unit 4 is opened, the contact point between the rear end 4a of the operation unit 4 and the front end rib 7a of the original / recording paper table 7 is moved to the rear of the operation unit 4. End 4a
The contact point moves on the leading end rib 7a of the document / recording paper table 7 or the rear end 4a of the operation unit 4 and the document / recording sheet table 7 move. It is clear that the same effect can be obtained even if the configuration moves on both of the tip ribs 7a.

Further, the number of contact points between the operation unit 4 and the document / recording paper mounting table 7 is reduced by disposing a rib 7a at the tip of the document / recording paper mounting table 7. It is apparent that the same effect can be obtained even if the number of contact points between the operation unit 4 and the original / recording paper placing table 7 is reduced by arranging ribs.

As described above, while realizing miniaturization of the apparatus main body, it is possible to achieve stable original transportability and recording paper transportability with a simple configuration and to secure the rigidity of the apparatus. In addition, by increasing the degree of freedom of the apparatus configuration, it is possible to achieve more stable document transportability and recording paper transportability. Further, the integrity of the apparatus can be achieved with a simple configuration.

[0054]

As described above, according to the present invention,
It is possible to provide an image reading / recording apparatus which achieves stable document transportability and recording paper transportability with a simple configuration while realizing miniaturization of the apparatus main body and can secure the rigidity of the apparatus.

[Brief description of the drawings]

FIG. 1 is a schematic cross-sectional view of a facsimile apparatus according to an embodiment of the present invention when a document / recording paper table is closed.

FIG. 2 is an external perspective view of the facsimile apparatus of FIG. 1 when a document / recording paper mounting table is opened and a document / recording paper guide is closed.

FIG. 3 is an external perspective view of the facsimile apparatus of FIG. 1 when a document / recording paper mounting table is opened and a document / recording paper guide is opened.

FIG. 4 is an external perspective view of the facsimile apparatus of FIG. 1 when a document / recording paper table is closed.

FIG. 5 is a schematic cross-sectional view of the facsimile apparatus of FIG. 1 when a document / recording paper mounting table is opened and a document / recording paper guide is opened.

6 is a schematic cross-sectional view of the facsimile apparatus of FIG. 1 when an operation unit is in an open state.

FIG. 7 shows a facsimile apparatus according to an embodiment of the present invention.
FIG. 4 is a schematic cross-sectional view of a state in which a document / recording paper mounting table is being changed from a closed state to an open state.

FIG. 8 is a partially enlarged view of a contact portion between the operation unit and the original / recording paper table in FIG. 7;

FIG. 9 is a schematic sectional view of a conventional reading and recording apparatus.

FIG. 10 is a schematic sectional view of a conventional reading and recording apparatus.

[Explanation of symbols]

 REFERENCE SIGNS LIST 1 apparatus main body 4 operation unit 5 document width regulation guide 7 document / recording paper placement table (cover member) 8 document / recording paper placement table rotation center 9 rib 12 document / recording paper placement guide (second support member) 13 Document insertion port placement surface 14 Recording paper insertion port placement surface

 ──────────────────────────────────────────────────続 き Continuing on the front page (72) Inventor Kazuyuki Morinaga 3-30-2 Shimomaruko, Ota-ku, Tokyo Within Canon Inc. (72) Inventor Yoshiaki Suzuki 3-30-2 Shimomaruko, Ota-ku, Tokyo Canon (72) Inventor Hideyuki Terashima 3-30-2 Shimomaruko, Ota-ku, Tokyo F-term (reference) 3F343 FB03 FC27 HA01 HA06 HC09 HC16 KB02 KB17 LC05 5C062 AA02 AA05 AB02 AB08 AB30 AD02 AD06 BA01

Claims (7)

[Claims] A document feeder, a recording sheet feeder, a document reader, and a recorder;
An image reading and recording apparatus comprising: a document body provided with an exterior member and a support member for supporting a document and a recording sheet provided to be openable and closable with respect to an apparatus body, A mounting table or a recording sheet mounting table is formed, and covers an upper portion of the apparatus main body in the closed state, and in the closed state, 3 mm from the first surface of the apparatus main body or a member on the first surface. A first shape portion that is close to the device body and a second shape portion that is close to the second surface of the device main body or a member on the second surface at a distance of 3 mm or less. An image reading and recording apparatus characterized by the above-mentioned. 2. The image forming apparatus according to claim 1, wherein the first surface of the apparatus main body is a surface on which the document insertion opening is arranged, and the second surface is a surface on which the recording sheet insertion opening is arranged. The image reading and recording apparatus according to claim 1. 3. The apparatus according to claim 1, wherein the support member is provided so as to be rotatable between the open state and the closed state about a rotation center with respect to the apparatus main body.
Or the image reading and recording apparatus according to 2. 4. The image reading and recording apparatus according to claim 3, wherein a document width regulating guide movable in a document width direction is provided on the first surface. 5. When the support member is close to the document width regulating guide with an interval of 3 mm or less, the support member can be stored when not in use, and when the support member is in the open state when in use. 5. The image reading and recording apparatus according to claim 4, further comprising a second support member protruding upstream in the document conveying direction. 6. The second support member has a center of rotation near the center in the width direction of the upstream end in the document conveying direction in the open state of the support member, and meshes with each other. 6. The image reading / recording apparatus according to claim 5, wherein the image reading / recording apparatus is constituted by two members having tooth portions that rotate at the same angle. 7. The image reading and recording apparatus according to claim 1, wherein the support member closes the document insertion port and the recording sheet insertion port when in the closed state.