JPS6341166U - - Google Patents
Info
- Publication number
- JPS6341166U JPS6341166U JP13399586U JP13399586U JPS6341166U JP S6341166 U JPS6341166 U JP S6341166U JP 13399586 U JP13399586 U JP 13399586U JP 13399586 U JP13399586 U JP 13399586U JP S6341166 U JPS6341166 U JP S6341166U
- Authority
- JP
- Japan
- Prior art keywords
- developing
- pole magnet
- main
- sleeve
- magnetic brush
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000010586 diagram Methods 0.000 description 7
- 230000004907 flux Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 3
Landscapes
- Magnetic Brush Developing In Electrophotography (AREA)
Description
第１図乃至第３図は本考案実施例の磁気ブラシ
現像装置に具備される現像主極マグネツトを各例
につき、それぞれ示す図、第４図は第１図の現像
主極マグネツトを斜視図として示した図、第５図
は他の例の現像主極マグネツトを斜視図として示
した図、第６図は従来例における磁束密度の測定
方式を説明するための図、第７図は本案例におけ
を磁束密度の測定方式を説明するための図、第８
図は従来例と本案例との場合の磁束密度分布を示
す図、第９図は磁気ブラシ現像装置の一例を示す
断面構成図、第１０図は従来例の現像主極マグネ
ツトの配置構成図、第１１図は同上例における磁
束密度分布を示す図、第１２図は従来例の場合の
コピー画像を模式的に示した図である。
３，４，５……現像ローラ、３ａ，４ａ，５ａ
……現像主極マグネツト、６，７，８……現像ス
リーブ。
FIGS. 1 to 3 are views respectively showing the main developing pole magnets provided in the magnetic brush developing device according to the embodiments of the present invention, and FIG. 4 is a perspective view of the main developing pole magnet shown in FIG. 1. Figure 5 is a perspective view of another example of the developing main pole magnet, Figure 6 is a diagram for explaining the method of measuring magnetic flux density in the conventional example, and Figure 7 is a diagram for explaining the method of measuring magnetic flux density in the conventional example. Diagram for explaining the method for measuring magnetic flux density, No. 8
9 is a cross-sectional diagram showing an example of a magnetic brush developing device; FIG. 10 is an arrangement diagram of a developing main pole magnet in the conventional example; FIG. 11 is a diagram showing the magnetic flux density distribution in the same example as above, and FIG. 12 is a diagram schematically showing a copy image in the conventional example. 3, 4, 5...Developing roller, 3a, 4a, 5a
...Development main pole magnet, 6, 7, 8...Development sleeve.
Claims (1)
リーブと、この内部において現像スリーブの軸方
向に設けられる一本の現像主極マグネツトとで少
なくとも構成し、前記現像主極マグネツトにより
、現像スリーブ周面に現像剤による磁気ブラシを
形成する磁気ブラシ現像装置において、複数のマ
グネツトを継ぎ合せて一体化して一本の現像主極
マグネツトを構成した上、互いに接合される継ぎ
合せ面を、現像主極マグネツトの長手方向の軸線
に対し直角以外の角度を有する面とするか、若し
くは、曲面としたことを特徴とする磁気ブラシ現
像装置。 The developing roller includes at least a developing sleeve and a main developing pole magnet disposed inside the developing sleeve in the axial direction of the developing sleeve, and the main developing pole magnet causes the development sleeve to develop on the circumferential surface of the developing sleeve. In a magnetic brush developing device that forms a magnetic brush using a developer, a plurality of magnets are joined and integrated to form a single developing main pole magnet, and the joining surfaces to be joined to each other are connected to the main developing pole magnet. A magnetic brush developing device characterized by having a surface having an angle other than perpendicular to a longitudinal axis, or a curved surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13399586U JPS6341166U (en) | 1986-09-01 | 1986-09-01 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13399586U JPS6341166U (en) | 1986-09-01 | 1986-09-01 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6341166U true JPS6341166U (en) | 1988-03-17 |
Family
ID=31034817
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13399586U Pending JPS6341166U (en) | 1986-09-01 | 1986-09-01 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6341166U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015147304A1 (en) * | 2014-03-27 | 2015-10-01 | Tdk株式会社 | Arcuate magnet piece, permanent magnet piece, permanent magnet assembly, permanent-magnet application device, and motor |
| JP2019114696A (en) * | 2017-12-25 | 2019-07-11 | Tdk株式会社 | Permanent magnet piece, permanent magnet assembly, and permanent magnet application device |
-
1986
- 1986-09-01 JP JP13399586U patent/JPS6341166U/ja active Pending
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015147304A1 (en) * | 2014-03-27 | 2015-10-01 | Tdk株式会社 | Arcuate magnet piece, permanent magnet piece, permanent magnet assembly, permanent-magnet application device, and motor |
| CN106165257A (en) * | 2014-03-27 | 2016-11-23 | Tdk株式会社 | Arch flat thin magnet, permanent magnet pieces, permanent magnet assemble body, permanent magnet application apparatus and motor |
| JPWO2015147304A1 (en) * | 2014-03-27 | 2017-04-13 | Tdk株式会社 | Bow-shaped magnet piece, permanent magnet piece, permanent magnet assembly, permanent magnet application device and motor |
| US10186360B2 (en) | 2014-03-27 | 2019-01-22 | Tdk Corporation | Arcuate magnet piece, permanent magnet piece, permanent magnet assembly, permanent magnet application device, and motor |
| JP2021065092A (en) * | 2014-03-27 | 2021-04-22 | Tdk株式会社 | Permanent magnet piece |
| EP3866306A1 (en) * | 2014-03-27 | 2021-08-18 | TDK Corporation | Permanent magnet piece, permanent magnet assembly, permanent-magnet application device, and motor |
| JP2019114696A (en) * | 2017-12-25 | 2019-07-11 | Tdk株式会社 | Permanent magnet piece, permanent magnet assembly, and permanent magnet application device |
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