JP2850176B2 - Paper sheet feeder - Google Patents

Paper sheet feeder

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Publication number
JP2850176B2
JP2850176B2 JP11332792A JP11332792A JP2850176B2 JP 2850176 B2 JP2850176 B2 JP 2850176B2 JP 11332792 A JP11332792 A JP 11332792A JP 11332792 A JP11332792 A JP 11332792A JP 2850176 B2 JP2850176 B2 JP 2850176B2
Authority
JP
Japan
Prior art keywords
sheet material
sheet
paper
suction
paper sheet
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
JP11332792A
Other languages
Japanese (ja)
Other versions
JPH05306031A (en
Inventor
溝 茂 雄 小
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Priority to JP11332792A priority Critical patent/JP2850176B2/en
Publication of JPH05306031A publication Critical patent/JPH05306031A/en
Application granted granted Critical
Publication of JP2850176B2 publication Critical patent/JP2850176B2/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Description

【発明の詳細な説明】DETAILED DESCRIPTION OF THE INVENTION

【0001】[0001]

【産業上の利用分野】本発明は、複写機やプリンタなど
の印字装置、あるいはイメージスキャナや各種リーダな
どの読取装置、その他薄葉媒体を取り扱う各種装置等に
利用する紙葉材給送装置に関する。
BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a paper sheet feeding apparatus used for a printing apparatus such as a copying machine or a printer, a reading apparatus such as an image scanner or various readers, and other various apparatuses for handling a thin sheet medium.

【0002】[0002]

【従来の技術】従来、複写機やプリンタなどの紙葉材給
送機構としては、紙葉材を一枚ずつ確実に給送するため
に、コーナー分離爪方式または逆転ローラ方式などが一
般に用いられている。
2. Description of the Related Art Conventionally, as a sheet material feeding mechanism of a copying machine, a printer, or the like, a corner separation claw method or a reverse roller method is generally used in order to reliably feed sheet materials one by one. ing.

【0003】このような機械的な力を用いる方式は、紙
葉材そのものを汚したり傷めたりする欠点を有するとと
もに、その信頼性が紙葉材の剛度や厚さに大きく依存す
るため、使用する紙葉材の種類によっては設計を変えた
り、調整が必要になるという欠点を有する。このような
欠点を補うために、吸引力を用いた紙葉材給送装置が開
発されている。
[0003] Such a method using mechanical force has a drawback of soiling or damaging the sheet itself, and its reliability greatly depends on the rigidity and thickness of the sheet. There is a disadvantage that the design may need to be changed or adjusted depending on the type of paper material. In order to compensate for such a drawback, a sheet material feeding device using a suction force has been developed.

【0004】図3は吸引力を用いた従来の紙葉材給送装
置の一般的な構成を示している。図3において、1は吸
引孔2を有する吸着ドラムであり、中空固定軸3に回転
可能に保持されている。中空固定軸3は真空ポンプに接
続され、給紙カセット4に収納された紙葉材5のうち、
最上部の紙葉材5aを介して吸着ドラム1の吸引孔2に
負圧を発生させる。6および7は搬送ベルトであり、重
合部8を形成してそれぞれプーリ9,10により駆動さ
れる。
FIG. 3 shows a general configuration of a conventional sheet material feeding apparatus using a suction force. In FIG. 3, reference numeral 1 denotes an adsorption drum having a suction hole 2, which is rotatably held on a hollow fixed shaft 3. The hollow fixed shaft 3 is connected to a vacuum pump, and among the sheet materials 5 stored in the sheet cassette 4,
A negative pressure is generated in the suction hole 2 of the suction drum 1 via the uppermost sheet material 5a. Reference numerals 6 and 7 denote conveying belts, which form a superposition section 8 and are driven by pulleys 9 and 10, respectively.

【0005】次に上記従来例の動作について説明する。
上記構成において、吸着ドラム1が回転して吸着孔2が
給紙カセット4に収納された紙葉材5に接触すると、最
上部の紙葉材5aが吸着ドラム1に吸着される。吸着ド
ラム1に吸着された紙葉材5aは、吸着ドラム1の回転
によって搬送され、ベルト6,7の重合部8に引き渡さ
れて、所定の位置まで搬送される。
Next, the operation of the above conventional example will be described.
In the above configuration, when the suction drum 1 rotates and the suction hole 2 comes into contact with the sheet material 5 stored in the sheet cassette 4, the uppermost sheet material 5 a is suctioned by the suction drum 1. The sheet material 5a adsorbed on the suction drum 1 is conveyed by the rotation of the suction drum 1, transferred to the overlapping section 8 of the belts 6, 7, and conveyed to a predetermined position.

【0006】このように、上記従来の紙葉材給送装置で
も、吸着ドラムの吸引孔に負圧を発生させて回転させる
ことにより、給紙カセットから紙葉材を一枚ずつ取り出
して搬送することができる。
As described above, even in the above-mentioned conventional sheet feeding apparatus, the sheet is taken out one by one from the sheet feeding cassette and conveyed by rotating the suction drum by generating a negative pressure in the suction hole. be able to.

【0007】[0007]

【発明が解決しようとする課題】しかしながら、一般に
薄葉材を負圧により吸着した場合、吸着により得られる
保持力は、吸着面の垂直方向に剥離する力に対しては強
いが、剪断方向にずらす力に対しては弱いので、上記従
来の紙葉材給送装置では、円筒面に吸着口2を有する吸
着ドラム1が固定軸3上を回転して紙葉材5を搬送する
際に、紙葉材5の搬送力は上記吸着によって得られる保
持力の剪断力となっているため、十分な搬送力を得るた
めには相当に強い吸着力を印加する必要があった。ま
た、一般に紙葉材には相当な通気性があるため、積層さ
れた紙葉材を強く吸着すると複数枚が吸着されてしまう
という問題があった。したがって、十分に厚い紙葉材に
対しては上記従来の紙葉材給送装置でも信頼性高く機能
することができるが、薄い紙葉材の場合は、搬送不全と
複数枚重送とを同時に発生するという問題があった。
However, in general, when a thin leaf material is sucked by a negative pressure, the holding force obtained by the suction is strong in the force peeling in the vertical direction of the suction surface, but is shifted in the shearing direction. Therefore, in the above-mentioned conventional paper sheet feeding apparatus, when the suction drum 1 having the suction port 2 on the cylindrical surface rotates on the fixed shaft 3 and conveys the paper sheet 5, Since the conveying force of the leaf material 5 is the shearing force of the holding force obtained by the above-mentioned adsorption, it is necessary to apply a considerably strong adsorption force to obtain a sufficient conveying force. Further, since the sheet material generally has considerable air permeability, there is a problem that a plurality of sheets are adsorbed when the stacked sheet material is strongly adsorbed. Therefore, the above-mentioned conventional sheet material feeding apparatus can function reliably with respect to a sufficiently thick sheet material, but in the case of a thin sheet material, the conveyance failure and the multiple sheet feeding are simultaneously performed. There was a problem that occurred.

【0008】本発明は、このような従来の問題を解決す
るものであり、積層されて収納された紙葉材を確実に一
枚ずつ分離搬送することができる優れた紙葉材給送装置
を提供することを目的とする。
The present invention solves such a conventional problem, and provides an excellent sheet material feeding apparatus capable of reliably separating and conveying sheet materials stacked and stored one by one. The purpose is to provide.

【0009】[0009]

【課題を解決するための手段】本発明は、上記目的を達
成するために、紙葉材を積層状態で保持する紙葉材保持
手段と、前記積層された紙葉材を負圧により吸着して1
枚ずつ取り出す紙葉材取出し手段と、取り出した紙葉材
を他部へ搬送する紙葉材搬送手段と、これら各手段の一
連の動作を制御する制御手段とを備え、前記紙葉材取出
し手段における紙葉材吸着面が、搬送方向に直交して交
互に連続する複数の凹面と凸面とからなり、前記凹面に
は複数の吸着口が列状に配設されるとともに、前記凹面
の両側端部が外部に開放されていることを特徴とする
のである。
SUMMARY OF THE INVENTION In order to achieve the above object, the present invention provides a sheet material holding means for holding sheet materials in a stacked state, and adsorbs the stacked sheet materials by negative pressure. 1
Comprising a paper material extraction means for extracting one by sheets, and the paper sheet material transport means for conveying the sheet material is taken out to the other portions, and a that controls a series of operations control means of each unit, the paper sheet material Take out
The sheet material suction surface of the sheet feeding means intersects perpendicularly to the conveyance direction.
Consisting of a plurality of mutually concave and convex surfaces, the concave surface
Has a plurality of suction ports arranged in a row and the concave surface
Are open to the outside at both ends .

【0010】[0010]

【作用】[Action] したがって、本発明によれば、吸着力を用いたTherefore, according to the present invention, using the attraction force
紙葉材取出し手段の吸着面を、搬送方向に直交して交互The suction surface of the paper sheet take-out means is alternately orthogonal to the transport direction.
に連続する複数の凹面と凸面とで構成したので、積層さSince it is composed of multiple concave and convex surfaces
れた紙葉材を吸着する際に、吸着面に接した紙葉材のみWhen adsorbing paper material that has been removed, only the paper material that is in contact with the suction surface
が、吸着面の複数の凹面にならうように波状に吸着さIs adsorbed in a wavy pattern, following the multiple concave surfaces of the adsorption surface.
れ、吸着面に接した紙葉材と次位置の紙葉材との間に空Space between the sheet material in contact with the suction surface and the next sheet material.
間が生じ、両者の分離を確実にすることができる。A gap occurs, and the separation of the two can be ensured.

【0011】[0011]

【実施例】【Example】 以下、本発明の一実施例について図1を参照Hereinafter, an embodiment of the present invention will be described with reference to FIG.
しながら説明する。図1において、11は紙葉材保持手I will explain while. In FIG. 1, reference numeral 11 denotes a sheet material holding hand.
段である給紙カセットであり、その底面の前部に開口面This is a paper cassette that is a step, with an open surface at the front of the bottom.
12が形成されている。この給紙カセット11は、後述12 are formed. This paper feed cassette 11 will be described later.
する紙葉材取出し手段13に配設された吸着面14の揺Of the suction surface 14 provided in the sheet material take-out means 13
動角度θとほぼ等しい角度θを有して後傾して固設されHas an angle θ almost equal to the moving angle θ
ている。給紙カセット11には紙葉材15が積層状に積ing. The sheet material 15 is stacked on the sheet feeding cassette 11 in a stacked manner.
載され、最下面の紙葉材15aは開口面12に臨んでいThe lowermost sheet material 15a faces the opening surface 12
る。You.

【0012】紙葉材取出し手段13は、給紙カセット1
1の開口面12と後述する紙葉材搬送手段16の固定ロ
ーラ17の上面との間で揺動角度θをもって揺動する箱
状に 形成され、アーム18により軸19に揺動自在に軸
支されている。紙葉材取出し手段13の上面は吸着面1
4になっており、この吸着面14は、図2(a)に示す
ように、搬送方向に直交して交互に連続する複数の凹面
14aと凸面14bとからなり、凹面14aには多数の
小孔からなる吸着口20が一直線状に配設されている。
紙葉材取出し手段13の下部には、パイプ21の一端が
接続され、パイプ21の他端は真空ポンプ22に接続さ
れている。
The sheet material take-out means 13 is provided in the sheet cassette 1.
1 and a fixing roller for a sheet material transporting means 16 to be described later.
Box that swings at a swing angle θ with the upper surface of the roller 17
A shaft is formed so as to be swingable on a shaft 19 by an arm 18.
Supported. The upper surface of the sheet material take-out means 13 is the suction surface 1
4 and the suction surface 14 is shown in FIG.
So that a plurality of concave surfaces that are alternately continuous at right angles to the transport direction
14a and a convex surface 14b.
The suction holes 20 formed of small holes are arranged in a straight line.
At the lower part of the sheet material take-out means 13, one end of a pipe 21 is provided.
The other end of the pipe 21 is connected to a vacuum pump 22.
Have been.

【0013】紙葉材搬送手段16は、モータ23により
ベルト24およびプーリ25を介して回転駆動される固
定ローラ17と、固定ローラ17の上面に揺動して接す
る揺動ローラ26とを有し、揺動ローラ26はアーム2
7の先端部に回転自在に軸支されるとともに、アーム2
7はその基端部が軸28により装置に揺動自在に軸支さ
れている。
The sheet material conveying means 16 is driven by a motor 23.
A fixed member that is rotationally driven via a belt 24 and a pulley 25
Swings into contact with the fixed roller 17 and the upper surface of the fixed roller 17
Swinging roller 26, and the swinging roller 26
7 is rotatably supported by the tip of the arm 7 and the arm 2
7 has its base end pivotally supported on the device by a shaft 28 so as to be swingable.
Have been.

【0014】搬送ガイド29は、紙葉材搬送手段16の
下流側に配設されて、紙葉材搬送手段16から搬送され
てくる紙葉材15を所定の位置に搬送するためのガイド
である。
The transport guide 29 is provided for the sheet transporting means 16.
It is arranged on the downstream side and is conveyed from the sheet material conveying means 16.
Guide for transporting incoming paper material 15 to a predetermined position
It is.

【0015】上記した紙葉材保持手段11、紙葉材取出
し手段13および紙葉材搬送手段16は図示しない制御
手段によって制御される。
The above-mentioned paper sheet holding means 11, paper sheet take-out
Control means (not shown)
Controlled by means.

【0016】次に上記実施例の動作について説明する。
上記構成において、図示されない制御手段によって紙葉
材搬送の信号が入力されると、まず、真空ポンプ22と
モータ23が作動するとともに、紙葉材取出し手段13
が図1において時計回り方向へ回動する。この回動によ
り吸着面14は給紙カセット11に積載された紙葉材1
5の最下面に当接し、最下面の紙葉材15aに吸着面1
4からの吸引力が加わる。このとき、一般に紙葉材には
通気性があるために最下面の次位置に積層された紙葉材
15bにも吸引力が加わるが、この力は最下面の紙葉材
15aに加わる吸引力よりも十分に小さい。この力の大
きさの違いと吸着面14の凹凸により、最下面の紙葉材
15aは、図2(b)に示すように凹凸面14a,14
bになら うように波状に変形し、次位置の紙葉材15b
の変形は小さいので、2枚の紙葉材15a,15bの間
に空間30が形成される。次位置の紙葉材15bに加わ
る吸引力は、この空間30の負圧により発生するが、こ
の空間30は、吸着面14の凹面14aが、その両端部
において外部に開放されるように形成されているため、
外部からの空気が空間30内に流入して負圧が減じ、次
位置の紙葉材15bに加わる吸引力はほとんどなくな
る。これにより、最下面の紙葉材15aの1枚だけが吸
着面14に吸着される。
Next, the operation of the above embodiment will be described.
In the above configuration, the paper sheet is controlled by a control unit (not shown).
When a material transport signal is input, first, the vacuum pump 22
When the motor 23 operates, the sheet material taking-out means 13
Rotate clockwise in FIG. Due to this rotation
The suction surface 14 is a sheet material 1 loaded on the sheet cassette 11.
5 is in contact with the lowermost surface of the sheet material 15a, and the suction surface 1
The suction force from 4 is applied. At this time, paper materials are generally
Leaf material laminated at the next position of the lowermost surface because of air permeability
The suction force is also applied to 15b, but this force is applied to the lowermost sheet material.
It is sufficiently smaller than the suction force applied to 15a. The power of this power
Due to the difference in size and the unevenness of the suction surface 14, the lowermost sheet material
15a are the uneven surfaces 14a, 14a as shown in FIG.
deformed in a wave shape if the Migihitsuji to b, the next position sheet material 15b
Between the two sheet materials 15a and 15b
A space 30 is formed. Added to the next sheet of paper 15b
The suction force generated by the negative pressure in the space 30 is
The space 30 has a concave surface 14a of the suction surface 14 and both ends thereof.
Because it is formed to be open to the outside at
External air flows into the space 30 to reduce the negative pressure.
The suction force applied to the sheet material 15b at the position is almost eliminated.
You. As a result, only one of the lowermost sheet materials 15a is absorbed.
It is attracted to the attachment surface 14.

【0017】紙葉材15aが紙葉材取出し手段13に吸
着されると、紙葉材取出し手段13は、図示されない制
御手段により反時計回り方向へ回動し、紙葉材15aの
先端部を紙葉材搬送手段16の固定ローラ17の上面に
移送する。このとき、揺動ローラ26は、図1の鎖線で
示すように固定ローラ17の上面から離れた位置に退避
しており、紙葉材15aが固定ローラ17の上面に移送
される動作を妨げない。この紙葉材取出し手段13によ
る紙葉材15aの固定ローラ17への移送に際し、先端
部を給紙カセット11の底面前端縁11aに係止されて
いる紙葉材15aは下方に湾曲させられ、ページをめく
るように積層状に積載された他の紙葉材15から剥離さ
れて取り出される。
The sheet material 15a is absorbed by the sheet material take-out means 13.
Once attached, the sheet material take-out means 13 is controlled by a control (not shown).
The sheet 15a is rotated counterclockwise by the control means.
The leading end is on the upper surface of the fixed roller 17 of the sheet material transporting means 16.
Transfer. At this time, the swing roller 26 is indicated by a chain line in FIG.
Retreat to a position away from the upper surface of fixed roller 17 as shown
And the sheet material 15a is transferred to the upper surface of the fixed roller 17.
Does not interfere with the operation. By means of this sheet material take-out means 13
When the paper material 15a is transferred to the fixed roller 17,
Is locked to the front edge 11a of the bottom surface of the sheet cassette 11
Paper material 15a is curved downward to turn the page
Peeled off from other sheet material 15 stacked in a stack
Taken out.

【0018】紙葉材15aは固定ローラ17の上面に移
動すると、図示しない検知手段が移動を検知し、揺動ロ
ーラ26は時計回り方向へ回動して紙葉材15aを固定
ローラ17に圧接する。この圧接により紙葉材15aは
固定ローラ17と揺動ローラ26に挟着され、モータ2
3によりベルト24およびプーリ25を介して回転して
いる固定ローラ17とこれに従動する揺動ローラ26に
より搬送ガイド29に向けて搬送される。
The sheet material 15a is transferred to the upper surface of the fixed roller 17.
When it moves, the detecting means (not shown) detects the movement and
Roller 26 rotates clockwise to fix the sheet material 15a.
The roller 17 is pressed against the roller 17. By this pressing, the sheet material 15a is
The motor 2 is held between the fixed roller 17 and the swinging roller 26.
3 through the belt 24 and the pulley 25
Fixed roller 17 and swing roller 26 following the fixed roller 17
The paper is further conveyed toward the conveyance guide 29.

【0019】このように、上記実施例では紙葉材取出し
手段13の吸着面14を連続する複数の凹凸面14a,
14bに形成し、その凹面14aに吸着口20を配する
とともに、凹面14aをその両端部において外部に開放
されるように形成してあるため、吸着面14に紙葉材1
5aが接した際、次位置の紙葉材15bとの間に形成
れる空間30が外部に開放されて、最下面の紙葉材15
aと次位置の紙葉材15bとの間の負圧を減少させて、
分離を確実に行なわせることができる。
As described above, in the above-described embodiment, the sheet material is taken out.
A plurality of irregular surfaces 14a,
14b, and the suction port 20 is arranged on the concave surface 14a.
And the concave surface 14a is open to the outside at both ends.
The sheet material 1 on the suction surface 14.
When 5a are in contact, the formation of between sheet material 15b follows the position
The space 30 is opened to the outside, and the lowermost sheet material 15 is opened.
a to reduce the negative pressure between the next sheet material 15b and
Separation can be reliably performed.

【0020】[0020]

【発明の効果】【The invention's effect】 本発明は、上記実施例から明らかなようThe present invention is apparent from the above embodiments.
に、負圧による吸着力を用いた紙葉材取出し手段の吸着Of paper sheet take-out means using suction force by negative pressure
面を、搬送方向に直交して交互に連続する複数の凹面とThe surface is formed with a plurality of concave surfaces that are alternately continuous perpendicularly to the transport direction.
凸面とで構成したので、積層された紙葉材を吸着する際Because it is composed of a convex surface, when adsorbing laminated paper materials
に、吸着面に接した紙葉材のみが、吸着面の複数の凹面In addition, only the sheet material in contact with the suction surface is
にならうように波状に吸着され、吸着面に接した紙葉材Paper leaf material that is adsorbed in a wave-like manner and is in contact with the adsorption surface
と次位置の紙葉材との間に空間が生じ、両者の分離を確A space is created between the sheet material and
実にすることができるという効果を有する。It has the effect that it can be realized.

【図面の簡単な説明】[Brief description of the drawings]

【図1】本発明の一実施例における紙葉材給送装置の全
体構成を示す側断面図
FIG. 1 is a side sectional view showing the overall configuration of a sheet material feeding device according to an embodiment of the present invention.

【図2】(a)同装置の紙葉材取出し手段における吸着
部の平面図 (b)同吸着部の側断面図
FIG. 2 (a) is a plan view of a suction unit in a sheet material taking-out means of the apparatus.

【図3】従来例における紙葉材給送装置の構成を示す側
断面図
FIG. 3 is a side sectional view showing a configuration of a sheet material feeding device in a conventional example.

【符号の説明】[Explanation of symbols]

11 給紙カセット(紙葉材保持手段) 12 開口面 13 紙葉材取出し手段 14 吸着面 14a 吸着面の凹面 14b 吸着面の凸面 15 紙葉材 15a 吸着面に接した紙葉材 15b 次位置の紙葉材 16 紙葉材搬送手段 DESCRIPTION OF SYMBOLS 11 Paper feed cassette (sheet material holding means) 12 Opening surface 13 Sheet material taking-out means 14 Suction surface 14a Suction surface concave surface 14b Suction surface convex surface 15 Sheet material 15a Sheet material 15a in contact with the suction surface 15b Next position Paper material 16 Paper material transporting means

Claims (1)

(57)【特許請求の範囲】(57) [Claims] 【請求項1】 紙葉材を積層状態で保持する紙葉材保持
手段と、前記積層された紙葉材を負圧により吸着して1
枚ずつ取り出す紙葉材取出し手段と、取り出した紙葉材
を他部へ搬送する紙葉材搬送手段と、これら各手段の一
連の動作を制御する制御手段とを備え、前記紙葉材取出
し手段における紙葉材吸着面が、搬送方向に直交して交
互に連続する複数の凹面と凸面とからなり、前記凹面に
は複数の吸着口が列状に配設されるとともに、前記凹面
の両側端部が外部に開放されていることを特徴とする
葉材給送装置。
A sheet material holding means for holding the sheet materials in a stacked state; and a sheet material holding means for adsorbing the stacked sheet materials by a negative pressure.
Comprising a paper material extraction means for extracting one by sheets, and the paper sheet material transport means for conveying the sheet material is taken out to the other portions, and a that controls a series of operations control means of each unit, the paper sheet material Take out
The sheet material suction surface of the sheet feeding means intersects perpendicularly to the conveyance direction.
Consisting of a plurality of mutually concave and convex surfaces, the concave surface
Has a plurality of suction ports arranged in a row and the concave surface
Paper sheet feeding device , characterized in that both side ends of the sheet material are open to the outside .
JP11332792A 1992-05-06 1992-05-06 Paper sheet feeder Expired - Fee Related JP2850176B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11332792A JP2850176B2 (en) 1992-05-06 1992-05-06 Paper sheet feeder

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11332792A JP2850176B2 (en) 1992-05-06 1992-05-06 Paper sheet feeder

Publications (2)

Publication Number Publication Date
JPH05306031A JPH05306031A (en) 1993-11-19
JP2850176B2 true JP2850176B2 (en) 1999-01-27

Family

ID=14609433

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11332792A Expired - Fee Related JP2850176B2 (en) 1992-05-06 1992-05-06 Paper sheet feeder

Country Status (1)

Country Link
JP (1) JP2850176B2 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4687562B2 (en) * 2006-05-22 2011-05-25 富士ゼロックス株式会社 Sheet supply apparatus and image forming apparatus

Also Published As

Publication number Publication date
JPH05306031A (en) 1993-11-19

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