JPH02134560U

JPH02134560U -

Info

Publication number: JPH02134560U
Application number: JP4385789U
Authority: JP
Priority date: 1989-04-14
Filing date: 1989-04-14
Publication date: 1990-11-08

Description

[Brief explanation of drawings]

第１図は本考案の定着装置の一実施例を示す概
要図、第２図は第１図の部分斜視図、第３図は第
１図の方向拡大矢視図、第４図は定着入口コロ
を下方へ変位させた場合のカール紙の進入状態を
示す概要図、第５図は定着入口コロを下方へ変位
させない場合のカール紙の進入状態を示す概要図
、第６図は定着装置の一例を示す概要図、第７図
は従来のガイド板の斜視図、第８図は第７図の
−矢視図である。１……ヒータ、２……定着ローラ、３……加圧
ローラ、６……転写紙、１３……ガイドローラ、
１４……ガイドベルト、１４ａ……凸部、１６…
…定着入口コロ、１７……ソレノイド、１９……
アーム、２０……上下動装置。 Fig. 1 is a schematic diagram showing an embodiment of the fixing device of the present invention, Fig. 2 is a partial perspective view of Fig. 1, Fig. 3 is an enlarged view in the direction of Fig. 1, and Fig. 4 is a fixing inlet. A schematic diagram showing how curled paper enters when the roller is displaced downward, Figure 5 is a schematic diagram showing how curled paper advances when the fixing inlet roller is not displaced downward, and Figure 6 shows the state of curled paper when the fixing inlet roller is not displaced downward. A schematic diagram showing an example, FIG. 7 is a perspective view of a conventional guide plate, and FIG. 8 is a view taken along the - arrow in FIG. 7. 1... Heater, 2... Fixing roller, 3... Pressure roller, 6... Transfer paper, 13... Guide roller,
14...Guide belt, 14a...Protrusion, 16...
... Fixing inlet roller, 17... Solenoid, 19...
Arm, 20... Vertical movement device.

Claims

[Scope of utility model registration request]

A guide roller is disposed upstream of a nip formed between a fixing roller having a heating means and a pressure roller brought into pressure contact with the fixing roller, and an endless guide is provided between the guide roller and the pressure roller. A fixing inlet roller is provided on the back side of the transfer paper guide portion of the guide belt to form a convex portion in the transfer paper guide portion by pushing up the center portion of the guide belt in the width direction; A fixing device further comprising a vertical movement device for vertically displacing the fixing inlet roller.