JPH0335556U - - 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
ンタにおける光書込み手段の射出窓付近の概略構
成図、第２図はその光書込み手段の概略構成図、
第３図はそのレーザプリンタの内部機構の全体概
略構成図である。 １２……感光体、１８……光書込み手段、３５
……射出窓、４３……シヤツタ、４４……駆動手
段、４６……レバー、４７……ソレノイド。 FIG. 1 is a schematic diagram of the vicinity of the exit window of the optical writing means in a laser printer which is an embodiment of this invention, and FIG. 2 is a schematic diagram of the optical writing means of the laser printer.
FIG. 3 is an overall schematic diagram of the internal mechanism of the laser printer. 12... Photoreceptor, 18... Optical writing means, 35
...Ejection window, 43...Shutter, 44...Driving means, 46...Lever, 47...Solenoid.

Claims (1)

【実用新案登録請求の範囲】 画像書込み開始信号に基づいて感光体の表面を
帯電して後、光書込み手段の光源からの光を射出
窓を通して感光体表面に当ててその表面に潜像を
形成し、その潜像を現像後転写して用紙に記録を
行う電子写真装置において、 前記光書込み手段の射出窓を閉じるシヤツタと
、前記画像書込み開始信号に基づいて前記シヤツ
タを開く駆動手段からなる、 ことを特徴とする電子写真装置。[Claim for Utility Model Registration] After charging the surface of a photoreceptor based on an image writing start signal, light from a light source of an optical writing means is applied to the surface of the photoreceptor through an exit window to form a latent image on the surface. and an electrophotographic apparatus that records the latent image on paper by transferring it after development, comprising: a shutter for closing an exit window of the optical writing means; and a driving means for opening the shutter based on the image writing start signal. An electrophotographic device characterized by: