JPH01115661U - - Google Patents

Info

Publication number
JPH01115661U
JPH01115661U JP1177188U JP1177188U JPH01115661U JP H01115661 U JPH01115661 U JP H01115661U JP 1177188 U JP1177188 U JP 1177188U JP 1177188 U JP1177188 U JP 1177188U JP H01115661 U JPH01115661 U JP H01115661U
Authority
JP
Japan
Prior art keywords
paper
conveyance path
sets
circulating
electrophotographic apparatus
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.)
Pending
Application number
JP1177188U
Other languages
Japanese (ja)
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 filed Critical
Priority to JP1177188U priority Critical patent/JPH01115661U/ja
Publication of JPH01115661U publication Critical patent/JPH01115661U/ja
Pending legal-status Critical Current

Links

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は本考案の一実施例を示すものであつて
、複写機における用紙搬送路の一部を示す説明図
である。第２図は両面複写機能を有する複写機に
おける定着部と排紙反転部を示す説明図、第３図
ａ〜ｃは複写機の定着部の熱によつて用紙がカー
ルする様子を示す正面図である。第４図は従来例
を示すものであつて、複写機における循環搬送路
を含む用紙搬送路を示す説明図である。 １はカール矯正装置、２は定着部、８は第１搬
送ローラ（搬送ローラ）、９は第２搬送ローラ（
搬送ローラ）、１０はガイド板である。 FIG. 1 shows one embodiment of the present invention, and is an explanatory diagram showing a part of a paper conveyance path in a copying machine. Fig. 2 is an explanatory diagram showing the fixing unit and paper ejection reversing unit in a copying machine with double-sided copying function, and Figs. 3 a to c are front views showing how paper curls due to the heat of the fixing unit of the copying machine. It is. FIG. 4 shows a conventional example, and is an explanatory diagram showing a paper conveyance path including a circulation conveyance path in a copying machine. 1 is a curl straightening device, 2 is a fixing unit, 8 is a first conveyance roller (conveyance roller), and 9 is a second conveyance roller (
10 is a guide plate.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 同一の用紙を両面処理又は合成処理するために
循環させる循環搬送路を設けた電子写真装置にお
いて、定着部より下流側の用紙搬送路に１対の搬
送ローラが２組間隔を開けて配置され、かつ、こ
れらの２組のうち上流側の搬送ローラにおける搬
送速度の方が下流側の搬送ローラよりも高速に設
定されると共に、この２組の搬送ローラ間に、搬
送されるカールした用紙の凹部側に空間を有し、
凸部側への撓みを規制するガイド板が設けられた
ことを特徴とする電子写真装置におけるカール矯
正装置。 In an electrophotographic apparatus provided with a circulating conveyance path for circulating the same sheet of paper for double-sided processing or composition processing, a pair of conveyance rollers are disposed at intervals in the paper conveyance path downstream from the fixing unit, Moreover, the conveying speed of the upstream conveying roller of these two sets is set to be higher than that of the downstream conveying roller, and between these two sets of conveying rollers, there is a concave portion of the curled paper being conveyed. Has space on the side,
A curl correction device for an electrophotographic apparatus, characterized in that a guide plate is provided for regulating deflection toward the convex portion.
JP1177188U 1988-01-29 1988-01-29 Pending JPH01115661U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1177188U JPH01115661U (en) 1988-01-29 1988-01-29

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1177188U JPH01115661U (en) 1988-01-29 1988-01-29

Publications (1)

Publication Number Publication Date
JPH01115661U true JPH01115661U (en) 1989-08-03

Family

ID=31220617

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1177188U Pending JPH01115661U (en) 1988-01-29 1988-01-29

Country Status (1)

Country Link
JP (1) JPH01115661U (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04173655A (en) * 1990-11-07 1992-06-22 Sharp Corp Paper curl correcting device
JPH10171174A (en) * 1996-12-11 1998-06-26 Konica Corp Both side image forming device
JP2006251178A (en) * 2005-03-09 2006-09-21 Toshiba Corp Image forming apparatus

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04173655A (en) * 1990-11-07 1992-06-22 Sharp Corp Paper curl correcting device
JPH10171174A (en) * 1996-12-11 1998-06-26 Konica Corp Both side image forming device
JP2006251178A (en) * 2005-03-09 2006-09-21 Toshiba Corp Image forming apparatus
JP4562554B2 (en) * 2005-03-09 2010-10-13 株式会社東芝 Image forming apparatus

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