CN1307057C - Recording medium feeding system and method - Google Patents
Recording medium feeding system and method Download PDFInfo
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- CN1307057C CN1307057C CNB031476406A CN03147640A CN1307057C CN 1307057 C CN1307057 C CN 1307057C CN B031476406 A CNB031476406 A CN B031476406A CN 03147640 A CN03147640 A CN 03147640A CN 1307057 C CN1307057 C CN 1307057C
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- supporting plate
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- separator
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Abstract
The present invention relates to a recording medium feeding system which is suitable for leading and outputting a plurality of recording media. The recording medium feeding system comprises a supporting plate, a separation device, a limiting device and a roller, wherein the supporting plate is provided with the first end and the second end; the first end corresponds to the second end, and the recording media are arranged on the supporting plate; the separation device is arranged on the first end of the supporting plate; the limiting device is arranged on the second end of the supporting plate, and the recording media are positioned between the separation device and the limiting device; the roller is arranged on the supporting plate and rotates in the first direction and the second direction, and the recording media on the supporting plate are pushed and pressed at the roller.
Description
Technical field
The present invention relates to a kind of recording medium feeder system and method, particularly relate to a kind of the recording medium feeder system and the method for individual separation recording medium really.
Background technology
Along with development of science and technology, various electronic and electrical equipments become in the daily life indispensable instrument.For instance, machine commonly used has just comprised computer, printer, facsimile machine and duplicator etc. in office.And these can use the business machine of paper for printer, duplicator and facsimile machine, and the operating efficiency of itself can be subjected to the influence of paper feed function.Therefore, how to produce the device that effectively to carry out functions such as paper feed, separation and become an important topic.
Use in the business machine of paper in above-mentioned meeting, the object of the required transmission of its feeding system not only terminates in paper certainly, also can comprise programmed recording mediums (recording media) such as transparency, egative film or envelope.And the programmed recording medium that is transmitted normally storehouse is neat, therefore, the main function of feeding system is exactly that storehouse programmed recording medium is topmost pulled out, and it is sent in the business machine to deal with.
Haply, the feeding system of business machine has generally included a pickup roller and a paper separator.Pickup roller is to utilize frictional force to take out storehouse one or several programmed recording mediums (paper) together, and paper separator then is to have only one to be transferred in the business machine to deal with at one time in order to ensure programmed recording medium (paper).
Consult the 1st figure,, disclose first kind of feeding system 10 that is applied on the printer in No. 390 at United States Patent (USP) the 5th, 971.Feeding system 10 mainly includes a paper placing slot 12, and gets paper combination 14 and one paper separator 16.Get paper combination 14 and also include a pickup roller 18, pickup roller 18 can roll and paper is guided to paper separator 16.Also have a friction part 19 on paper separator 16, friction part 19 can be made by rubber or other material with great friction coefficient.In addition, feeding system 10 still has three support portions 17.When one repeatedly paper be when being placed among the paper placing slot 12, repeatedly paper be supported 17 support and can not drop out in printer.If when having two paper to pass through paper separator 16 simultaneously via the drive of pickup roller 18, following paper can be prevented and rest on the paper separator 16 by the frictional force of friction part 19, top paper then can continue to advance in the print zone of printer via the drive of pickup roller 18, therefore, the same time has only a piece of paper can enter print zone.
In addition, get paper combination 14 and include a spring (not shown) or similar elastic device usually, to provide a moment that pickup roller 18 is pressed on the neat paper of storehouse, so design is in order to ensure enough frictional force (downforce) is arranged between pickup roller 18 and paper, so that pickup roller 18 can be sent to print zone via paper separator 16 with paper, in other words, the frictional force between pickup roller 18 and paper must be greater than the frictional force of 16 of paper and paper separators.
Yet, in order to allow paper many Di advance to print zone from paper placing slot 12 smoothly, the parameter that must accurately be controlled in getting paper combination 14 has following 3 points, that is the horizontal range w that the vertical range h that pickup roller 18 and paper separator are 16, pickup roller 18 and paper separator are 16 and the material of paper separator 16 are selected.The vertical range h that pickup roller 18 and paper separator are 16 can influence the size of pickup roller 18 downforce, and then influences the frictional force size between pickup roller 18 and paper.The horizontal range w that pickup roller 18 and paper separator are 16 then can influence song (buckling) degree of frustrating of 16 of paper and paper separators.Selected as for the material of paper separator 16, then can influence the frictional force size between itself and paper.Therefore, if the paper feed of feeding system 10 and separation usefulness are effectively brought into play, three above-mentioned parameters just must accurately be adjusted control, yet, will accurately adjust three above-mentioned parameters is the very work of difficulty, thereby causes the inconvenience of making and using.
Consult the 2nd figure, second kind of known feeding system 20 mainly includes a paper placing slot 22, a paper separator 26, a pickup roller 28, and paper separator 26 can be made by rubber or other material with great friction coefficient.In addition, below paper separator 26, also be connected with the spring 24 that paper separator 26 1 normal pressure F can be provided, and below paper placing slot 22, also be connected with a spring 29.When feeding system 20 paper feeds, the paper placing slot 22 that contains paper can up be pushed up by the spring 29 of its below, makes that the paper in the paper placing slot 22 contacts with pickup roller 28 generations, and via the drive of pickup roller 28, paper just can be directed to print zone then.If when having two paper to pass through paper separator 26 simultaneously, then Xia Mian paper can be prevented and be parked on the paper separator 26 by the frictional force of paper separator 26, and top paper can continue to enter print zone via the drive of pickup roller 28.Feeding system 20 is to utilize paper to reach the function of separating paper with the coefficient of friction between paper less than the coefficient of friction of 28 of paper and pickup rollers, in addition, the coefficient of friction of 28 of paper and pickup rollers also must be greater than the coefficient of friction of 26 of paper and paper separators.
As mentioned above, in feeding system 20, for reaching the purpose of certain separation, its must be adjusted control parameter have the material of the normal pressure F (from the compressing force of spring 24) of 28 of the angle [alpha], paper separator 26 of pickup roller 28 and paper separator 26 and pickup rollers and paper separator 26 selected.Similarly, if will accurately adjust these parameters of control also is being not easy very, in addition, even above-mentioned parameter is accurately adjusted control, prevented under the situation on the paper separator 26 at a paper, pickup roller 28 still has and may once guide the paper more than two or two to enter print zone.In addition, the stability of individual separation also can reduce along with the wearing and tearing of paper separator 26 really.
Consult 3A figure and 3B figure, the third known feeding system 30 mainly includes a paper placing slot 31, a spring 34, two stoppers 36 (snubber) and two pickup rollers 38.Pickup roller 38 is arranged on the paper placing slot 31, and spring 34 is the belows that are arranged at paper placing slot 31, in order to the normal pressure that provides paper placing slot 31 1 to make progress, contacts paper in the paper placing slot 31 in order to pickup roller 38.Two stoppers 36 are to be arranged at respectively on the opposed end of paper placing slot 31 front ends.Shown in 3B figure, when pickup roller 38 pushes paper 32 toward print zone, the leading edge of paper 32 (leading edge) can be subjected to the stopping of two stoppers 36 of paper placing slot 31 front ends and produce the phenomenon of frustrating song (buckling), that is to say, top paper can drive because of the frictional force of pickup roller 38 and stick up earlier at two stoppers, 36 places, and then flicks, at this moment, top paper just can separate with following paper, and reaches the purpose of separation.
Yet, the separation usefulness of feeding system 30 can be subjected to frustrating bent apart from S influence and present unsettled situation, detailed, when frustrating bent rigidity too small apart from S and paper (for example printing paper) when big, the leading edge of paper can be easy to be damaged.Otherwise if the rigidity of frustrating bent and paper excessive apart from S hour, then the leading edge of paper can be easy to produce fold, and and then makes entire paper damage fully.Therefore, frustrating bent adjustment apart from S just becomes the very work of difficulty, and this situation is especially obvious when the paper variation in rigidity is big especially.Reluctantly be adjusted to a preferred value apart from S in the design phase even frustrate song, but it can make also the paper size scope that is suitable for this kind business machine be restricted.
Summary of the invention
In view of this, the objective of the invention is to provide a kind of recording medium feeder system of improvement, to improve normal pressure between paper separator and pickup roller (or elastic fatigue) problem that subtracts, reduce the wearing and tearing of paper separator, and solve and frustrate bent distance because of different paper problem such as difference to some extent.Feeding system of the present invention not only can make the adaptable paper size expanded range of business machine, and can reach the purpose of individual separation really.
The present invention adopts as detailed below feature with in order to solve the above problems basically.That is to say, a purpose of the present invention is that a kind of recording medium feeder system will be provided, it is applicable to guiding and exports many recording mediums, and comprise: a supporting plate, this supporting plate has one first end and one second end, wherein, this first end is with respect to this second end, and these recording mediums are to be positioned on this supporting plate; One separator is arranged on this first end of this supporting plate; One restraint device, this restraint device are arranged on this second end of this supporting plate, and wherein, these recording mediums are between this separator and this restraint device; And a roller, this roller is arranged at the top of this supporting plate, and rotates according to a first direction and a second direction, and wherein, these recording mediums on this supporting plate are that roof pressure is in this roller.
Simultaneously, according to above-mentioned purpose of the present invention, this recording medium feeder system also comprises an elastic device, this elastic device is arranged at the below of this supporting plate, in order to provide an elastic force in this supporting plate, wherein, those recording mediums on this supporting plate be by this elastic force and roof pressure in this roller.
According to above-mentioned purpose, this separator also has one first accommodation section and a first surface again, and this first surface is to form on this first accommodation section, and the leading edge of these recording mediums is arranged in this first accommodation section.
According to above-mentioned purpose, this first surface is a friction surface again.
According to above-mentioned purpose, this first surface is made by rubber again.
According to above-mentioned purpose, this restraint device has more one second accommodation section again, and the trailing edge of these recording mediums is arranged in this second accommodation section.
According to above-mentioned purpose, this restraint device also has a second surface again, and this second surface forms in this second accommodation section, and this second surface is a friction surface.
According to above-mentioned purpose, this second surface is made by rubber again.
According to above-mentioned purpose, this second surface is to have a jagged shape again.
According to above-mentioned purpose, this restraint device also has a blocking part again, and this blocking part forms on this second accommodation section.
According to above-mentioned purpose, this supporting plate is the shape with an arc again, so that these recording mediums that are positioned on this supporting plate have a crooked radian.
According to above-mentioned purpose, this roller is to be adjacent to this separator again.
According to above-mentioned purpose, this roller is made by rubber again.
According to above-mentioned purpose, this elastic device is a spring again.
According to above-mentioned purpose, this recording medium feeder system more comprises a transmission device and a motor again, and this motor is to be connected in this transmission device, and this transmission device is to be connected in this roller.
According to above-mentioned purpose, these recording mediums are paper, transparency, egative film, photograph or envelope again.
Another object of the present invention is that a kind of recording medium feeding method will be provided, this method is applicable to have a supporting plate, one separator, one restraint device, one recording medium feeder system of one roller and an elastic device, wherein, this supporting plate has one first end and one second end, this first end is with respect to this second end, this separator is arranged on this first end of this supporting plate, this restraint device is arranged on this second end of this supporting plate, and this roller is arranged at the top of this supporting plate, this method comprises the following steps: to place many recording mediums on this supporting plate and among this separator and this restraint device, wherein, these recording mediums are that roof pressure is in this roller; Rotate this roller according to a first direction, frustrate song between this separator and this restraint device, and slip breaks away from this separator so that first recording medium of these recording mediums produces; And comply with a second direction and rotate this roller, so that sliding, this first recording medium break away from this restraint device and this recording medium feeder system, wherein, this first direction is in contrast to this second direction.
According to above-mentioned purpose, this recording medium feeder system also has an elastic device again, and this elastic device is arranged at the below of this supporting plate, in order to providing an elastic force in this supporting plate, these recording mediums on this supporting plate be by this elastic force and roof pressure in this roller.
According to above-mentioned purpose, this roller is to be adjacent to this separator again.
According to above-mentioned purpose, these recording mediums are paper, transparency, egative film, photograph or envelope again.
For above-mentioned purpose of the present invention, feature and advantage can be become apparent, preferred embodiment cited below particularly also cooperates appended graphic elaborating.
Description of drawings
Fig. 1 shows first kind of known feeding system;
Fig. 2 is the schematic side view that shows second kind of known feeding system;
Fig. 3 A is the schematic top plan view that shows the third known feeding system;
Fig. 3 B is the part schematic side view that shows according to 3A figure;
Fig. 4 is the schematic side view that shows recording medium feeder system of the present invention;
Fig. 5 is the schematic side view that shows the separator of recording medium feeder system of the present invention;
Fig. 6 A is the schematic side view that shows first kind of restraint device of recording medium feeder system of the present invention;
Fig. 6 B is the schematic side view that shows second kind of restraint device of recording medium feeder system of the present invention;
Fig. 6 C is the schematic side view that shows the third restraint device of recording medium feeder system of the present invention;
Fig. 7 A shows the schematic side view of recording medium feeder system of the present invention in operation;
Fig. 7 B is the part enlarged diagram that shows according to 7A figure;
Fig. 8 A shows the schematic side view of recording medium feeder system of the present invention in operation; And
Fig. 8 B is the part enlarged diagram that shows according to 8A figure.
Accompanying drawing parts symbol description:
10,20,30~feeding system
12,22,31~paper placing slot
14~get paper to make up
16,26~paper separator
17~support portion
18,28,38~pickup roller
19~friction part
24,29,34~spring
32~paper
36~stopper
100~recording medium feeder system
110~supporting plate
111~the first ends
112~the second ends
120~separator
121~the first accommodation sections
122~first surface
130,130 ', 130 "~restraint device
131,131 ', 131 "~second accommodation section
132,132 ', 132 "~second surface
133~blocking part
140~roller
150~elastic device
200~recording medium
201~the first recording mediums
H~vertical range
W~horizontal range
α~angle
F~normal pressure
The bent distance of S~frustrate
The specific embodiment
The preferred embodiments of the present invention are described with reference to the accompanying drawings.
Consult the 4th figure, recording medium feeder system 100 of the present invention is to be applicable to guiding and to export many recording mediums 200 (for example paper, transparency, egative film, photograph or envelope etc.), and this system mainly comprises: a supporting plate 110, a separator 120, a restraint device 130, a roller 140 and an elastic device 150.In addition, recording medium feeder system 100 also includes a transmission device (not shown) and a motor (not shown), and wherein, motor is to be connected in transmission device, and transmission device then is to be connected in roller 140, rotates with driving rolls 140.
Shown in the 4th figure, supporting plate 110 has one first end 111 and one second end, 112, the first ends 111 are with respect to second end 112.Simultaneously, supporting plate 110 has the shape of an arc, so on many recording mediums 200 are placed on supporting plate 110 time, can make many recording mediums 200 have a crooked radian in advance.
150 of elastic devices are the belows that is arranged at supporting plate 110, come jack-up supporting plate 110 so that an elastic force to be provided, and therefore, by the elastic force that elastic device 150 is provided, can make many recording mediums 200 roof pressures on the supporting plate 110 in roller 140.In addition, present embodiment is to adopt a spring to come as elastic device 150.
Consult the 5th figure, separator 120 also has one first accommodation section 121 and a first surface 122, and first surface 122 is to form on first accommodation section 121.In addition, the first surface 122 of separator 120 can be one by the made friction surface of rubber.As mentioned above, when many recording mediums 200 were placed on the supporting plate 110, the leading edge of many recording mediums 200 was first accommodation section 121 that is arranged in separator 120.
Consult 6A figure, restraint device 130 also has one second accommodation section 131 and a second surface 132, and second surface 132 is to form in second accommodation section 131.In addition, the second surface 132 of restraint device 130 can also be one by the made friction surface of rubber.As mentioned above, when many recording mediums 200 are placed on the supporting plate 110, the trailing edge of many recording mediums 200 is second accommodation section 131 that is arranged in restraint device 130, and be connected to second surface 132, simultaneously, the trailing edge of many recording mediums 200 can stay on the second surface 132 because of the frictional force that second surface 132 provided.
Be to be noted that especially restraint device of the present invention is not limited to the shape shown in 6A figure, also can have the shape shown in 6B figure and 6C figure.
Shown in 6B figure, restraint device 130 ' has one second accommodation section 131 ', a second surface 132 ' and a blocking part 133, second surface 132 ' is to form in second accommodation section 131 ', and blocking part 133 is the tops that form in second accommodation section 131 '.Similarly, the second surface 132 ' of restraint device 130 ' also can be one by the made friction surface of rubber.As mentioned above, when the trailing edge of many recording mediums 200 was arranged in second accommodation section 131 ' of restraint device 130 ', the trailing edge of many recording mediums 200 was to be connected to second surface 132 ', and is to be positioned under the blocking part 133.Therefore, the trailing edge of many recording mediums 200 stayed on the second surface 132 ' except meeting because of the frictional force that second surface 132 ' provided, it still also can stay on the second surface 132 ' because of keeping out of blocking part 133.
Shown in 6C figure, restraint device 130 " second surface 132 " have a jagged shape, a second surface 132 " can also provide a suitable frictional force in the trailing edge of recording medium 200, so that it stays in second surface 132 " on.
Next with the function mode of declare record media feeds system 100.
Consult 7A figure and 7B figure, when recording medium feeder system 100 desires guiding and when exporting first recording medium 201 in many recording mediums 200, roller 140 can rotate according to first direction (counterclockwise) earlier, so that first recording medium 201 is promoted a bit of distance towards restraint device 130, yet, because the trailing edge of first recording medium 201 is 132 restrictions of second surface (friction surface) that are limited device 130, so first recording medium 201 can almost completely produce the phenomenon of frustrating song (buckling).At this moment, the leading edge of first recording medium 201 can successfully be slided and be broken away from separator 120, supporting plate 110 then can move up because of the elastic force roof pressure of elastic device 150, makes that all the other many recording mediums 200 on the supporting plate 110 can continue to keep roof pressure to contact with separator 120.By above narration as can be known, separator 120 is not to be to allow recording medium 200 (or first recording medium 201) produce the stopper of frustrating song (buckling), and its main function to be leading edge with recording medium 200 be fixed on the fixed position, and separate first recording medium 201 and remaining recording medium 200 of advancing.
Then, shown in 8A figure and 8B figure, roller 140 can rotate according to second direction (clockwise direction), to take 201 guiding of first recording medium out of recording medium feeder system 100, at this moment, the first surface 122 of first recording medium 201 meeting leap separator 120.It should be noted that, because the elastic force roof pressure of elastic device 150, so between supporting plate 110 and roller 140, must have enough normal pressures, make that the frictional force between roller 140 and first recording medium 201 can be greater than the frictional force between the first surface 122 of first recording medium 201 and separator 120, thus, first recording medium 201 could successfully be crossed over the first surface 122 of separator 120 and is directed output.
In addition, under an abnormal situation, unexpectedly guided when taking out of simultaneously as the recording medium more than two or two 200 by roller 140, this moment is because the first surface 122 of separator 120 is a friction surface, so the frictional force between two recording medium 200 up and down be less than roller 140 and below a recording medium 200 between the situation of frictional force under, below a recording medium 200 can separated device 120 first surface 122 prevent and stop thereon, and a top recording medium 200 still can be guided by roller 140 unceasingly and takes out of.
In sum, recording medium feeder system 100 of the present invention has following advantage:
(1) because supporting plate 110 has the shape of an arc, so when many recording mediums 200 are placed on the supporting plate 110, many recording mediums 200 can have a crooked radian in advance, in order to roller 140 when rotating according to first direction (counterclockwise), the recording medium 201 of winning is produced frustrate song (buckling), and it can only frustrate song (buckling) towards specific direction generation.
(2) because first recording medium 201 frustrating between roller 140 and restraint device 130 is bent bigger apart from (buckling distance), so can reduce the rigidity susceptibility of first recording medium 201, that is to say, recording medium feeder system 100 can adapt to the recording medium of different rigidity, and then makes the specification limit expansion of the adaptable recording medium of business machine institute that adopts recording medium feeder system 100.
(3) recording medium feeder system 100 is simple in structure, does not need complicated parameter control, can reach the purpose of certain separation recording medium 200 easily.
Though the present invention is disclosed in preferred embodiment; right its is not in order to limit the present invention; any those skilled in the art; without departing from the spirit and scope of the present invention; can do some and change and retouching, so being as the criterion of should being defined with claims scope of the application of protection scope of the present invention.
Claims (19)
1. a recording medium feeder system is applicable to guiding and exports many recording mediums, comprising:
One supporting plate, described supporting plate have one first end and one second end, and wherein, this first end is with respect to this second end, and these recording mediums are to be positioned on this supporting plate;
One separator, described separator are arranged on this first end of this supporting plate;
One restraint device, described restraint device are arranged on this second end of this supporting plate, and wherein, these recording mediums are between this separator and this restraint device;
One elastic device, described elastic device is arranged at the below of described supporting plate, in order to provide an elastic force in described supporting plate; And
One roller, described roller is arranged at the top of this supporting plate, and is to rotate according to a first direction and a second direction, wherein, these recording mediums on this supporting plate by described elastic force and roof pressure in this roller.
2. recording medium feeder system as claimed in claim 1, it is characterized in that: this separator also has one first accommodation section and a first surface, this first surface is to form on this first accommodation section, and the leading edge of these recording mediums is arranged in this first accommodation section.
3. recording medium feeder system as claimed in claim 2 is characterized in that: this first surface is a friction surface.
4. recording medium feeder system as claimed in claim 2 is characterized in that: this first surface is made by rubber.
5. recording medium feeder system as claimed in claim 1 is characterized in that: this restraint device also has one second accommodation section, and the trailing edge of these recording mediums is arranged in this second accommodation section.
6. recording medium feeder system as claimed in claim 5 is characterized in that: this restraint device also has a second surface, is to form among this second accommodation section, and this second surface is a friction surface.
7. recording medium feeder system as claimed in claim 6 is characterized in that: this second surface is made by rubber.
8. recording medium feeder system as claimed in claim 6 is characterized in that: this second surface has a jagged shape.
9. recording medium feeder system as claimed in claim 5 is characterized in that: this restraint device also has a blocking part, is to form on this second accommodation section.
10. recording medium feeder system as claimed in claim 1 is characterized in that: this supporting plate has the shape of an arc, so that these recording mediums that are positioned on this supporting plate have a crooked radian.
11. recording medium feeder system as claimed in claim 1 is characterized in that: this roller is adjacent to this separator.
12. recording medium feeder system as claimed in claim 11 is characterized in that: this roller is made by rubber.
13. recording medium feeder system as claimed in claim 1 is characterized in that: this elastic device is a spring.
14. recording medium feeder system as claimed in claim 1 is characterized in that: also comprise a transmission device and a motor, this motor is to be connected in this transmission device, and this transmission device is to be connected in this roller.
15. recording medium feeder system as claimed in claim 1 is characterized in that: these recording mediums are paper, transparency, egative film, photograph or envelope.
16. recording medium feeding method, be applicable to have a supporting plate, a recording medium feeder system of a separator, a restraint device, a roller and an elastic device, wherein, this supporting plate has one first end and one second end, this first end is with respect to this second end, and this separator is arranged on this first end of this supporting plate, and this restraint device is arranged on this second end of this supporting plate, and this roller is arranged at the top of this supporting plate, and this method comprises the following steps:
Place many recording mediums on this supporting plate and among this separator and this restraint device, wherein, these recording mediums are that roof pressure is in this roller;
Rotate this roller according to a first direction, frustrate song between this separator and this restraint device, and slip breaks away from this separator so that first recording medium of these recording mediums produces; And
Rotate this roller according to a second direction, break away from this restraint device and this recording medium feeder system so that this first recording medium slided, wherein, this first direction is in contrast to this second direction.
17. recording medium feeding method as claimed in claim 16 is characterized in that: described elastic device is arranged at the below of this supporting plate, in order to providing an elastic force in this supporting plate, those recording mediums on this supporting plate be by this elastic force and roof pressure in this roller.
18. recording medium feeding method as claimed in claim 16 is characterized in that: this roller is adjacent to this separator.
19. recording medium feeding method as claimed in claim 16 is characterized in that: these recording mediums are paper, transparency, egative film, photograph or envelope.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CNB031476406A CN1307057C (en) | 2003-07-15 | 2003-07-15 | Recording medium feeding system and method |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CNB031476406A CN1307057C (en) | 2003-07-15 | 2003-07-15 | Recording medium feeding system and method |
Publications (2)
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CN1569473A CN1569473A (en) | 2005-01-26 |
CN1307057C true CN1307057C (en) | 2007-03-28 |
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CNB031476406A Expired - Fee Related CN1307057C (en) | 2003-07-15 | 2003-07-15 | Recording medium feeding system and method |
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Families Citing this family (1)
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CN106004099A (en) * | 2016-05-20 | 2016-10-12 | 上虞市亚都电子科技有限公司 | Novel printer equipment convenient for user to fetch paper |
Citations (7)
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CN1214996A (en) * | 1997-10-09 | 1999-04-28 | 精工爱普生株式会社 | Printer |
US5971390A (en) * | 1998-02-11 | 1999-10-26 | Lexmark International, Inc. | Sheet aligning apparatus |
US6082729A (en) * | 1996-09-18 | 2000-07-04 | Hewlett-Packard Company | Automatic sheet feeding mechanism |
CN1268438A (en) * | 1994-10-06 | 2000-10-04 | 株式会社Pfu | Paper feeder for printing machine |
US6135444A (en) * | 1998-12-15 | 2000-10-24 | Hewlett-Packard Company | Automatic sheet feeding mechanism |
US6190116B1 (en) * | 1997-08-28 | 2001-02-20 | Brother Kogyo Kabushiki Kaisha | Sheet medium holding device and image forming apparatus provided with the device |
US6227534B1 (en) * | 1999-11-12 | 2001-05-08 | Lexmark International, Inc. | Method and apparatus for controlling an auto compensation pick mechanism to reduce the occurence of multi-feeds |
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2003
- 2003-07-15 CN CNB031476406A patent/CN1307057C/en not_active Expired - Fee Related
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1268438A (en) * | 1994-10-06 | 2000-10-04 | 株式会社Pfu | Paper feeder for printing machine |
US6082729A (en) * | 1996-09-18 | 2000-07-04 | Hewlett-Packard Company | Automatic sheet feeding mechanism |
US6190116B1 (en) * | 1997-08-28 | 2001-02-20 | Brother Kogyo Kabushiki Kaisha | Sheet medium holding device and image forming apparatus provided with the device |
CN1214996A (en) * | 1997-10-09 | 1999-04-28 | 精工爱普生株式会社 | Printer |
US5971390A (en) * | 1998-02-11 | 1999-10-26 | Lexmark International, Inc. | Sheet aligning apparatus |
US6135444A (en) * | 1998-12-15 | 2000-10-24 | Hewlett-Packard Company | Automatic sheet feeding mechanism |
US6227534B1 (en) * | 1999-11-12 | 2001-05-08 | Lexmark International, Inc. | Method and apparatus for controlling an auto compensation pick mechanism to reduce the occurence of multi-feeds |
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CN1569473A (en) | 2005-01-26 |
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