JPS61217476A - Sheet folding device - Google Patents
Sheet folding deviceInfo
- Publication number
- JPS61217476A JPS61217476A JP5714085A JP5714085A JPS61217476A JP S61217476 A JPS61217476 A JP S61217476A JP 5714085 A JP5714085 A JP 5714085A JP 5714085 A JP5714085 A JP 5714085A JP S61217476 A JPS61217476 A JP S61217476A
- Authority
- JP
- Japan
- Prior art keywords
- sheet
- folding
- fold
- pair
- conveyance path
- 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.)
- Granted
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H45/00—Folding thin material
- B65H45/12—Folding articles or webs with application of pressure to define or form crease lines
- B65H45/14—Buckling folders
- B65H45/142—Pocket-type folders
- B65H45/144—Pockets or stops therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H29/00—Delivering or advancing articles from machines; Advancing articles to or into piles
- B65H29/58—Article switches or diverters
- B65H29/60—Article switches or diverters diverting the stream into alternative paths
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H45/00—Folding thin material
- B65H45/12—Folding articles or webs with application of pressure to define or form crease lines
- B65H45/14—Buckling folders
- B65H45/142—Pocket-type folders
- B65H45/148—Pocket-type folders diverters therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H45/00—Folding thin material
- B65H45/12—Folding articles or webs with application of pressure to define or form crease lines
- B65H45/20—Zig-zag folders
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Folding Of Thin Sheet-Like Materials, Special Discharging Devices, And Others (AREA)
Abstract
Description
【発明の詳細な説明】
（イ）産業上の利用分野
本発明は、嫂写槻、印刷機及び記録機等の画像形成装置
から搬送されるシートの折り曲げをするシート折り装置
に係り、詳しくはＺ折り等の３つ折りを形成する際、既
に折られている折９部分に新たな折り目を発生する２重
折りを防止する装置に関する。DETAILED DESCRIPTION OF THE INVENTION (A) Field of Industrial Application The present invention relates to a sheet folding device for folding sheets conveyed from image forming apparatuses such as copying machines, printing machines, and recording machines. The present invention relates to a device that prevents double folding in which a new fold occurs in nine folds that have already been folded when forming a three-fold such as a Z-fold.
（ロ）従来の技術
一般に、シート折り装置は、第４図に示すように、該装
置のシート搬送路２７・・・に何対かの折りローラ対２
０，２１，２９・・・を配設し、更にシート搬送路中に
シートの搬送を規制するストッパー部材３０・・・を配
置して構成されており、該装置で例えば、Ｚ折りシート
を折り上げる場合は、まず搬送されるシートＳの先端が
ストッパー部材（図示せず）に当接され、該シートＳの
１重４部分にループが形成され、更に該シー１− Ｓの
ループが第１の折りローラ対（図示せず）に挾み込まれ
てシートの１重４部分に第１の折り百へが形成される。(B) Prior Art Generally, a sheet folding device has several pairs of folding rollers 2 in a sheet conveyance path 27 of the device, as shown in FIG.
0, 21, 29... are disposed, and a stopper member 30... for regulating the conveyance of the sheet is further disposed in the sheet conveyance path. When raising the conveyed sheet S, the leading end of the sheet S is first brought into contact with a stopper member (not shown), a loop is formed in the single-fold 4 portion of the sheet S, and the loop of the sheet 1-S is A first fold is formed on four portions of the sheet by a pair of folding rollers (not shown).
更に、該シートＳが折り装置内を搬送され、その先端で
あるシートＳの第１の折り目Ａがストッパー部材３０に
当接して、該シー＋−Ｓの第１の折り目Ａによる２枚重
ねの終わり部分にループＢが形成され、更に該ループＢ
とシートＳの先端Ｃが第２の折りローラ対（２１，２９
）に挾み込まれて第２の折り目が形成されて、シートが
Ｚ折りにされる。Furthermore, the sheet S is conveyed within the folding device, and the first fold A of the sheet S, which is the leading edge thereof, comes into contact with the stopper member 30, and the two sheets are stacked by the first fold A of the sheet +-S. A loop B is formed at the end portion, and the loop B
and the leading edge C of the sheet S is pressed against the second pair of folding rollers (21, 29
) to form a second crease and Z-fold the sheet.
（／→ 発明が解決しようとする問題点ところで、シー
トＳの先端ＣとループＢが第２の折りローラ対（２１，
２９）に挾み込まれると、該シートＳが３っ折ゆにされ
て搬送されるので、３つ折りの最上のシート面りは折り
ローラ２９の回転により搬送され、更に最下のシート面
Ｆは折りローラ２１の回転により搬送され、また中間の
シート面Ｅは折りローラ２１及び２９の回転がシート面
り及びＦを介して伝達されて搬送されている。(/→ Problem to be solved by the invention By the way, the leading edge C and loop B of the sheet S are connected to the second folding roller pair (21,
29), the sheet S is folded into three and conveyed, so that the uppermost sheet surface of the trifold is conveyed by the rotation of the folding roller 29, and then the lowermost sheet surface F is conveyed by the rotation of the folding roller 21, and the intermediate sheet surface E is conveyed by the rotation of the folding rollers 21 and 29 being transmitted via the sheet surface and F.
しかし、シートが第２の折りローラ対（２１゜２９）を
搬送される場合、中間のシート面Ｅとシートの先端Ｃを
有する最上のシート面りの間にスリップが発生して、最
上のシート面りの線速度に比べて中間のシート面Ｅの線
速度が遅くなり、第１の折り目Ａが第２の折りローラ対
（２１，２９）に挾み込まれる際に、中間のシート面Ｅ
にたるみが発生して、第１の折り目Ａが２重折りとなる
ことがある。However, when the sheet is conveyed through the second pair of folding rollers (21°29), slipping occurs between the intermediate sheet surface E and the uppermost sheet surface having the leading edge C of the sheet, and the uppermost sheet The linear velocity of the intermediate sheet surface E becomes slower than the linear velocity of the surface, and when the first fold A is sandwiched between the second pair of folding rollers (21, 29), the intermediate sheet surface E
In some cases, the first fold A becomes a double fold due to sagging.
（ロ）問題を解決するための手段
本発明は、上述問題点を解消することを目的とするもの
であって、第１図に示すように、折りローラ対（２１，
２９）のニップ近傍にガイド部材２８を配置し、該ガイ
ド部材２８に接触するシート面りの搬送力を抑制するこ
とを特徴とするものである。(b) Means for Solving the Problems The present invention aims to solve the above-mentioned problems, and as shown in FIG.
29) is characterized in that a guide member 28 is disposed near the nip to suppress the conveying force of the sheet surface that comes into contact with the guide member 28.
（ホ）作用
上述構成に基づき、３つ折りにされたシートＳが折りロ
ーラ対（２１，２９）を搬送されると、該シートＳの最
上のシート面りの搬送力がガイド部材２８により抑制さ
れ、最上のシート面りと中間のシート面Ｅが同一の線速
度で搬送される。(e) Effect Based on the above-described configuration, when the sheet S folded into three is conveyed by the pair of folding rollers (21, 29), the conveying force of the uppermost sheet surface of the sheet S is suppressed by the guide member 28. , the uppermost sheet surface and the middle sheet surface E are conveyed at the same linear velocity.
（へ）実施例
以下、図面に沿って、本発明を具体化した実施例につい
て説明する。(F) Embodiments Hereinafter, embodiments embodying the present invention will be described with reference to the drawings.
折り装置１は、第２図に示すように、複写機１０に接続
されており、折り装置１のシート搬入口２が複写機１０
のシート排出口１１に合致されている。The folding device 1 is connected to a copying machine 10, as shown in FIG.
The sheet discharge port 11 is aligned with the sheet discharge port 11 of the
そして、折り装置１は、第３図に示すように、折り装置
機体本体１２上部にシート搬入口２が設けられ、該搬入
口２に臨んで搬入ローラ対１３が配置され、更に該搬入
ローラ対１３の下流側には入口デフレクタ１５が２方向
に切換え可能に配設されて、シート搬入口２から送られ
てくるシートＳを通過搬送路１６へ、またはシート折り
搬送路１７へ搬送する。また、通過搬送路１６の下流端
には排出ローラ対１９が配置され、該排出ローラ対１９
の下流側にシート排出口３が設けられており、該シート
排出口３は前記シート搬入口２と同一水平レベルになる
ように規定されている。また、折り搬送′ｌ８１７の下
流側には第１の折９０−ラ２０が配置され、更に該ロー
ラ２０に隣接して第２の折りローラ２１が配置されてい
る。更に、第１の折りローラ２０の下流側には第１のデ
フレクタ２２が２方向に切換え可能に配設され、折す搬
送路１７から搬送されてくるシードＳを第１の折９位置
規制用搬送路２３へ、または第１、第２の折りローラ２
（１２１かちな７１泣１段階の析ｈローラ対（２０，２
１）へ搬送する。また、第１の折り位置規制用搬送路２
３の下流側には固定ストッパー部材２４、及びソレノイ
ド装置２５ａの付勢時に該搬送ｌ５２３内の中央部に突
出するように構成された可動ストッパー部材２５が配設
されている。また、第１段階の折りローラ対（２０，２
１）の下流側には第２のデフレクタ２６が２方向に切換
え可能に配設され、第１段階の折りローラ対（２０，２
１）から搬送されてくるシートＳを第２の折り位置規制
用搬送路２７へ、または第２の折りローラ２１と該ロー
ラ２１に隣接する第３の折りローラ２９からなる第２段
階の折りローラ対（２１，２９）へ搬送する。As shown in FIG. 3, the folding device 1 includes a sheet inlet 2 provided at the top of the folding device main body 12, a pair of carry-in rollers 13 facing the inlet 2, and a pair of carry-in rollers 13 disposed facing the inlet 2. An inlet deflector 15 is disposed on the downstream side of the deflector 13 so as to be switchable in two directions, and conveys the sheet S sent from the sheet inlet 2 to the passing conveyance path 16 or to the sheet folding conveyance path 17. Further, a pair of discharge rollers 19 is arranged at the downstream end of the passage conveyance path 16, and the pair of discharge rollers 19
A sheet discharge port 3 is provided on the downstream side of the sheet discharge port 3, and the sheet discharge port 3 is regulated to be at the same horizontal level as the sheet carry-in port 2. Further, a first folding roller 20 is arranged downstream of the folding conveyance 'l817, and a second folding roller 21 is further arranged adjacent to this roller 20. Furthermore, a first deflector 22 is disposed on the downstream side of the first folding roller 20 so as to be switchable in two directions, and the first deflector 22 is arranged so as to be switchable in two directions, and the first deflector 22 is used to control the position of the first fold 9 to control the seeds S conveyed from the folding conveyance path 17. to the conveyance path 23 or the first and second folding rollers 2
(121 kachana 71 cry 1 stage analysis h roller pair (20,2
1). In addition, the first folding position regulating conveyance path 2
A fixed stopper member 24 and a movable stopper member 25 configured to protrude into the center of the conveyance l523 when the solenoid device 25a is energized are disposed on the downstream side of the conveyor l523. In addition, the first stage folding roller pair (20, 2
1), a second deflector 26 is disposed so as to be switchable in two directions, and a second deflector 26 is disposed on the downstream side of the folding roller pair (20, 2) of the first stage.
1) to the second folding position regulating conveyance path 27, or a second stage folding roller consisting of the second folding roller 21 and the third folding roller 29 adjacent to the second folding roller 21. It is transported to the pair (21, 29).
そして、第２の折り位置規制用搬送路２７の下流側には
固定ストッパー部材３０が配設されている。更に、第２
の折り位置規制用搬送路２７の上側搬送板２７ａには、
第１図に示すように、第２段階の折りローラ対（２１，
２９）のニップ近傍にマイラーシート等の弾性部材より
なるガ、イド部材２８が配置されている。A fixed stopper member 30 is disposed downstream of the second folding position regulating conveyance path 27. Furthermore, the second
The upper conveyance plate 27a of the folding position regulation conveyance path 27 includes
As shown in FIG. 1, the second stage folding roller pair (21,
A guide member 28 made of an elastic member such as a Mylar sheet is disposed near the nip 29).
まｔこ、第２段階の折りローラ対（２１，２９）の下流
側には第３のデフレクタ３１が２方向に切換え可能に配
設され、第２段階の折りローラ対（２１，２９）から搬
送されてくるシートＳを第３の折り位置規制用搬送路３
２へ、または第３の折りローラ２９と該ローラ２９に隣
接する第４の折りローラ３３からなる第３段階の折りロ
ーラ対（２９，３３）へ搬送する。そして、第３の折り
位置規制用搬送路３２の下流側には固定ストッパー部材
３５が配設されている。また、第３段階の折抄ローラ対
（２９，３３）の下流側には折り終了搬送ｌｌ８３６が
形成され、該搬送路３６の下流側は前記通過搬送路１６
と合流されて排出ローラ対１９に連通されている。更に
、折り装置機体本体１２には、排出ローラ対１９に臨ん
でビン）・レイ３７が着脱自在に配置されている。A third deflector 31 is disposed on the downstream side of the second-stage folding roller pair (21, 29) so as to be switchable in two directions. The sheet S being conveyed is transferred to the third folding position regulating conveyance path 3.
2 or to a third stage pair of folding rollers (29, 33) consisting of a third folding roller 29 and a fourth folding roller 33 adjacent to the third folding roller 29. A fixed stopper member 35 is disposed downstream of the third folding position regulating conveyance path 32. Further, a folding end conveyance ll836 is formed downstream of the pair of folding rollers (29, 33) at the third stage, and the downstream side of the conveyance path 36 is connected to the passing conveyance path 16.
and is connected to a pair of discharge rollers 19. Furthermore, a bin/ray 37 is removably disposed on the folding device main body 12 facing the discharge roller pair 19.
本実施例は以上のような構成からなるので、複写機１０
のシート排出口１１から排出されたシートＳは、折り装
置１のシート搬入口２から搬入ローラ対１３の回転によ
り入口デフレクタ１５に搬送され、シートＳのＺ折りモ
ードが選択されている場合、入口デフレクタ１５は折り
搬送路１７側に切換えられ、シートＳは折り搬送路１７
を搬送されて、第１の折り四−ラ２０の回転により第１
のデフレクタ２２に搬送される。そして、第１のデフレ
クタ２２が第１の折り位置規制用搬送路２３側に切換え
られ、更にソレノイド装置２５ａが励磁されて可動スト
ッパー部材２５が折り位置規制用搬送＄２３内に突出さ
れる。そして、シートＳが第１のデフレクタ２２に案内
され、第１の折り位置規制用搬送路２３に搬送されて、
シートＳの先端が可動ストッパー部材２４に当接される
。Since this embodiment has the above configuration, the copying machine 10
The sheet S discharged from the sheet discharge port 11 of the folding device 1 is conveyed from the sheet import port 2 of the folding device 1 to the entrance deflector 15 by the rotation of the transport roller pair 13. The deflector 15 is switched to the folding conveyance path 17 side, and the sheet S is moved to the folding conveyance path 17 side.
is conveyed, and by rotation of the first folding roller 20, the first
is conveyed to the deflector 22 of. Then, the first deflector 22 is switched to the first folding position regulating conveyance path 23, and the solenoid device 25a is further energized to project the movable stopper member 25 into the folding position regulating conveyance path 23. Then, the sheet S is guided by the first deflector 22 and conveyed to the first folding position regulating conveyance path 23,
The leading end of the sheet S is brought into contact with the movable stopper member 24.
すると、シートＳの先端から約１／４の部分にループが
形成され、該シートＳのループが第１段階の折りローラ
対（２０，２１）に挾み込まれ、シートＳの１／４の部
分に第１の折り目Ａが形成される。Then, a loop is formed at about 1/4 of the tip of the sheet S, and the loop of the sheet S is sandwiched between the pair of folding rollers (20, 21) at the first stage. A first crease A is formed in the portion.
更に、第１の折り目Ａが形成されたシートＳは第２の折
り位置規制用搬送路２７側に切換えられた第２のデフレ
クタ２６に案内され、第２の折り位置規制用搬送路２７
に搬送されて、該シートＳの先Ｄｓ（第１の折咬目Ａ）
が固定ストッパー部材３０に当接される。すると、第１
図に示すように、シートＳの第１の折り目Ａによる２枚
重ねの終わりの部分にループＢが形成され、該シー１−
ＳのループＢが第２段階の折りローラ対（２１，２９
）に挾み込まれる。その際、シートＳの搬送により、最
上のシート面りはガイド部材２８に当接され、該シート
面りの搬送力が抑制されて、最上のシート面りと中間の
シート面Ｅが同一の線速度で搬送される。そのため、シ
ートＳの中間のシート面已にたるみが発生しない状態で
、第１の折り目Ａを有するシートＳが第２段階の折りロ
ーラ対（２１゜２９）を搬送され、シートＳの２枚重ね
の終わりの部分に第２の折り目が形成されてＺ折すシー
トとなる。更に、シートＳは第３段階の折りローラ対（
２９，３３１側に切換えられた第３のデフレクタ３１に
案内され、第３段階の折りローラ対（２９，３３１及び
折り終了搬送路３６を搬送されて、排出ローラ対１９の
回転によりビントレイ３７上に排出される。Further, the sheet S on which the first fold line A has been formed is guided to the second deflector 26 which is switched to the second folding position regulating conveyance path 27 side, and is guided to the second folding position regulating conveyance path 27.
The tip Ds of the sheet S (first crease A)
is brought into contact with the fixed stopper member 30. Then, the first
As shown in the figure, a loop B is formed at the end of the two sheets stacked by the first fold A of the sheet S, and the sheet 1-
The loop B of S is the second stage folding roller pair (21, 29
). At this time, as the sheet S is conveyed, the uppermost sheet surface comes into contact with the guide member 28, and the conveying force of the sheet surface is suppressed, so that the uppermost sheet surface and the intermediate sheet surface E are aligned on the same line. conveyed at speed. Therefore, the sheet S having the first crease A is conveyed through the pair of folding rollers (21° 29) at the second stage without any sag occurring in the middle sheet surface width of the sheet S, and the two sheets S are overlapped. A second crease is formed at the end, resulting in a Z-folded sheet. Further, the sheet S is passed through the third stage folding roller pair (
The sheet is guided by the third deflector 31 which has been switched to the 29, 331 side, is conveyed through the third stage folding roller pair (29, 331 and the folding end conveyance path 36, and is placed on the bin tray 37 by the rotation of the discharge roller pair 19). be discharged.
なお、本実施例においては、第２の折り位置規制用搬送
路２７の上側搬送板２７ａにガイド部材２８を配置した
が、上側搬送板２７ａを第２段階の折りローラ対（２１
，２９）のニップ近傍まで延設して構成してもよい。In this embodiment, the guide member 28 is arranged on the upper conveyance plate 27a of the second folding position regulating conveyance path 27, but the upper conveyance plate 27a is connected to the second stage folding roller pair (21
, 29) may be extended to the vicinity of the nip.
（ト）発明の詳細
な説明したように、本発明によると、折りローラ対（２
１，２９）のニップ近傍にガイド部材２８を配置し、該
ガイド部材２８に接触するシート面りの搬送力を抑制す
るようにしたので、折りローラ対（２１，２９）に３つ
折りのシートが搬送されても、最上のシート面りと中間
のシート面Ｅを同一の線速度で搬送することができ、中
間のシート面Ｅにたるみを発生させずに、第１の折り目
Ａを有するシートでも２重折りとなることなく搬送する
ことができる。(G) As described in detail, according to the present invention, the pair of folding rollers (2
Since the guide member 28 is arranged near the nip of the folding roller pair (21, 29) to suppress the conveying force of the sheet surface that comes into contact with the guide member 28, the folded sheet is not folded in three on the pair of folding rollers (21, 29). Even when conveyed, the uppermost sheet surface and the intermediate sheet surface E can be conveyed at the same linear velocity, and even sheets with the first fold A can be conveyed without causing sag on the intermediate sheet surface E. It can be transported without double folding.
第１図は本発明に係るシート折り装置のガイド部材を取
付けた部分を示す側面図、第２図は複写機に折り装置を
接続した状態を示す側面図、第３図は折り装置を示す側
面図、第４図は従来のＺ折りシートの折り曲げを示す側
面図である。
１・・・折り装置 、 （２１，２９）・・・折りロ
ーラ対（第２段階の折りローラ対）、２７・第２の折り
位置規制用搬送路 、 ３゜・−ストッパー部材 、
Ｄ中履上のシート面、 Ｅ・中間のシート面 、
Ｓ・・・シート。Fig. 1 is a side view showing a portion of a sheet folding device according to the present invention with a guide member attached, Fig. 2 is a side view showing a state in which the folding device is connected to a copying machine, and Fig. 3 is a side view showing the folding device. 4 are side views showing the folding of a conventional Z-fold sheet. DESCRIPTION OF SYMBOLS 1...Folding device, (21, 29)...Folding roller pair (second stage folding roller pair), 27.Second folding position regulating conveyance path, 3°-stopper member,
D Seat surface on the middle shoe, E. Middle seat surface,
S... Sheet.
Claims (2)
トッパー部材に折曲された折り部を当接することにより
、シートに形成されるループを折りローラ対に挾み込ん
で、該シートに、折り目を形成するシート折り装置にお
いて、 折りローラ対のニップ近傍にガイド部材を配置したこと
を特徴としたシート折り装置。(1) A stopper member is arranged in the sheet conveyance path, and the folded part is brought into contact with the stopper member, so that the loop formed on the sheet is sandwiched between the pair of folding rollers, and the sheet is A sheet folding device for forming folds, characterized in that a guide member is disposed near a nip between a pair of folding rollers.
囲第１項記載のシート折り装置。(2) The sheet folding device according to claim 1, wherein the guide member is made of an elastic member.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5714085A JPS61217476A (en) | 1985-03-20 | 1985-03-20 | Sheet folding device |
| US06/839,605 US4717134A (en) | 1985-03-15 | 1986-03-14 | Sheet folding apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5714085A JPS61217476A (en) | 1985-03-20 | 1985-03-20 | Sheet folding device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61217476A true JPS61217476A (en) | 1986-09-27 |
| JPH0470223B2 JPH0470223B2 (en) | 1992-11-10 |
Family
ID=13047263
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5714085A Granted JPS61217476A (en) | 1985-03-15 | 1985-03-20 | Sheet folding device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61217476A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5020785A (en) * | 1988-07-14 | 1991-06-04 | Ikegami Tsushiniki Co. Ltd. | Sheet finisher |
| JP2005060112A (en) * | 2003-08-12 | 2005-03-10 | Xerox Corp | Device used to fold sheet |
| US7326167B2 (en) | 2003-06-12 | 2008-02-05 | Ricoh Company, Ltd. | Sheet folding device |
| JP2012229103A (en) * | 2011-04-27 | 2012-11-22 | Nisca Corp | Sheet folding apparatus, and image formation system with the apparatus |
| US8641590B2 (en) | 2010-02-01 | 2014-02-04 | Neopost Technologies | Sheet folder |
| CN104444556A (en) * | 2013-09-17 | 2015-03-25 | 柯尼卡美能达办公系统研发（无锡）有限公司 | Paper folder and control method thereof, paper post-processing device and voluming system |
-
1985
- 1985-03-20 JP JP5714085A patent/JPS61217476A/en active Granted
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5020785A (en) * | 1988-07-14 | 1991-06-04 | Ikegami Tsushiniki Co. Ltd. | Sheet finisher |
| US5129640A (en) * | 1988-07-14 | 1992-07-14 | Ikegami Tsushinki Co., Ltd. | Sheet finisher |
| US7326167B2 (en) | 2003-06-12 | 2008-02-05 | Ricoh Company, Ltd. | Sheet folding device |
| JP2005060112A (en) * | 2003-08-12 | 2005-03-10 | Xerox Corp | Device used to fold sheet |
| US8641590B2 (en) | 2010-02-01 | 2014-02-04 | Neopost Technologies | Sheet folder |
| JP2012229103A (en) * | 2011-04-27 | 2012-11-22 | Nisca Corp | Sheet folding apparatus, and image formation system with the apparatus |
| CN104444556A (en) * | 2013-09-17 | 2015-03-25 | 柯尼卡美能达办公系统研发（无锡）有限公司 | Paper folder and control method thereof, paper post-processing device and voluming system |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0470223B2 (en) | 1992-11-10 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EXPY | Cancellation because of completion of term |