JPS5955763U - developer - Google Patents

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

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

第１図は現像器の一例を示す一部横断正面図、第２図は
現像スリーブと磁性ブレードとの関係図、第３図は本考
案現像器の要部の斜視図、第４図・第５図は他の★流側
の要部の正面図、第６図はブレード取付構造部の横断面
図、第７図はブレードの楔止め機構の横断面図。 １は感光ドラム、２はスリーブ、３は磁石、４はブレー
ド、４ａ、１１は現像幅規制部材。Fig. 1 is a partially cross-sectional front view showing an example of the developing device, Fig. 2 is a relationship between the developing sleeve and the magnetic blade, Fig. 3 is a perspective view of the main parts of the developing device of the present invention, and Figs. Figure 5 is a front view of the main parts on the other stream side, Figure 6 is a cross-sectional view of the blade mounting structure, and Figure 7 is a cross-sectional view of the blade wedging mechanism. 1 is a photosensitive drum, 2 is a sleeve, 3 is a magnet, 4 is a blade, 4a and 11 are development width regulating members.

Claims (1)

【実用新案登録請求の範囲】 磁石を内包する非磁性スリーブと、該スリーブ表面に磁
性トナーの薄層を形成するための磁性ブレードを、スリ
ーブ表面に近接させて設けた現像器において、 磁性ブレードは画像形成に寄与する長さの部分において
、所要の間隙を置いてスリーブと非接触に対面し、 その長さ部分より両端外側にスリーブと接する現像幅規
制部材を形成したことを特徴とする現像器。[Claims for Utility Model Registration] In a developing device that includes a non-magnetic sleeve containing a magnet and a magnetic blade for forming a thin layer of magnetic toner on the sleeve surface, the magnetic blade is provided in close proximity to the sleeve surface. A developing device characterized in that it faces the sleeve in a non-contact manner with a predetermined gap in a length that contributes to image formation, and has development width regulating members that contact the sleeve at both ends of the length. .