JPH03117251U - - Google Patents

Description

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

第１図はこの考案の一実施例であるレーザプリ
ンタにおける現像器が退避位置にある要部の概略
構成図、第２図は押圧位置にある要部の概略構成
図、第３図はこの考案の他の実施例における要部
の概略構成図、第４図はそのレーザプリンタの内
部機構全体の概略構成図、第５図は従来のレーザ
プリンタにおける一部の概略構成図である。 １５……感光体、１８……現像器、３０……現
像ローラ、３３……作動部材、３６……駆動手段
。 Figure 1 is a schematic diagram of the main parts of a laser printer that is an embodiment of this invention, with the developing unit in the retracted position, Figure 2 is a schematic diagram of the main parts in the pressed position, and Figure 3 is the invention. FIG. 4 is a schematic diagram of the entire internal mechanism of the laser printer, and FIG. 5 is a schematic diagram of a part of the conventional laser printer. 15... Photoreceptor, 18... Developing device, 30... Developing roller, 33... Operating member, 36... Driving means.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 感光体に対して現像ローラを押し当てる押圧位
置と、その押し当てを解除する退避位置とに移動
自在な現像器を備えてなる電子写真装置において
、記録時に駆動する駆動手段と、その駆動手段の
駆動により作動して前記現像器を前記退避位置か
ら前記押圧位置へと移動する作動部材とを備えて
なる、電子写真装置。 In an electrophotographic apparatus equipped with a developing device that is movable between a pressing position where a developing roller is pressed against a photoreceptor and a retracted position where the pressing is released, there is provided a driving means for driving during recording, and a driving means for driving the driving means. An electrophotographic apparatus comprising: an actuating member that is actuated by a drive to move the developing unit from the retracted position to the pressed position.