JPH0358664U

JPH0358664U -

Info

Publication number: JPH0358664U
Application number: JP12082289U
Authority: JP
Priority date: 1989-10-16
Filing date: 1989-10-16
Publication date: 1991-06-07

Description

[Brief explanation of the drawing]

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図は本考案の定着装置の要部を示すブ
レード部分の斜視図、第３図はブレードによるオ
イルの規制状況を示す概略斜視図、第４図はブレ
ードの平面図、第５図はオイル残量に対するブレ
ードと加圧ローラとの摩擦力の関係を示す図、第
６図は従来の定着装置の一例を示す概要図、第７
図は加圧ローラの切断側面図である。３……定着ローラ、７……シリコーンオイル、
９……加圧ローラ、１４……ブレード、１５……
支軸、１６……ブレードホルダー、１８……セン
サ（検知部材）。 Fig. 1 is a schematic diagram showing an embodiment of the fixing device of the present invention, Fig. 2 is a perspective view of the blade portion showing the main parts of the fixing device of the present invention, and Fig. 3 shows how oil is regulated by the blade. FIG. 4 is a schematic perspective view, FIG. 4 is a plan view of the blade, FIG. 5 is a diagram showing the relationship between the frictional force between the blade and the pressure roller with respect to the remaining amount of oil, and FIG. 6 is a schematic diagram showing an example of a conventional fixing device. , 7th
The figure is a cutaway side view of the pressure roller. 3... Fixing roller, 7... Silicone oil,
9... Pressure roller, 14... Blade, 15...
Support shaft, 16...Blade holder, 18...Sensor (detection member).

Claims

[Scope of utility model registration request]

In a fixing device comprising a fixing roller and a pressure roller that is brought into pressure contact with the fixing roller, and in which the pressure roller uses a small amount application roller of a type in which offset prevention liquid seeps onto the surface, the surface of the pressure roller is A blade that is brought into contact with the pressure roller in order to regulate the offset prevention liquid that seeps out is held at the tip of a blade holder that can freely rotate in the vertical direction, and a detection device that detects the rotational movement of the blade holder. A fixing device characterized by being formed by installing members.